The Human Diagnostic

I had a man near Okeene tell me, when I came to look at his fifteen-year-old condenser, that his unit was worth more than the new one I would sell him. I asked him what he meant. He said, this unit has been running for fifteen years. It has earned its place. A new unit has not done anything yet. I want to talk about that today. About the unit that has earned its place, and what that earning is doing to the math of replacement. The customer was in his late sixties, retired wheat farmer, sharp, careful with his money in the way old farmers are careful with their money, which is to say not cheap but allergic to wasted purchase. The condenser was a mid-tier American Standard from around 2010. It was still cooling, but the capacitor had failed, the compressor was drawing high amps on start, and a refrigerant leak somewhere in the line set was going to surface within a year or two. I gave him repair pricing and replacement pricing. I told him the repair was reasonable in the short term but that a fifteen-year-old unit running on a marginal compressor was on a clock. He listened. He nodded. Then he said the sentence about the unit being worth more than the new one. He was not saying it as a price-defense move. He was saying it because that was how the unit felt in his head. The unit had been there for fifteen years. It had cooled the house through hot summers. It had survived ice storms. It had outlasted the dog he had when it was installed. It was, in some inventory only he was keeping, a member of the household, and not an interchangeable mechanical component. A new condenser, in his head, was a different category of thing. The new one had no history. The new one had no track record. The new one was a possibility. The old one was a fact. Core line: "The compressor is starting to give out now, not because the unit is bad, but because compressors do that after fifteen years, and this one is on the back end of its design life." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I had a customer call me a couple of winters ago, furious. He had been a customer of mine for ten years. I had installed his system, maintained it, replaced two parts under warranty, talked his wife through three or four phone diagnoses where the problem was a tripped breaker or a thermostat battery. The relationship had been, by any reasonable measure, smooth. The call came in around eight at night in January. The system was running. The house was warm. But the master bedroom, upstairs at the end of the hall, was reading sixty-two when the thermostat was set to seventy. His wife was not warm enough. He was, in his own words, done with me. I want to talk about that today. About the one cold bedroom that erased ten good years. I went out the next morning. The diagnosis took about ten minutes. The damper on the upstairs trunk line had slipped its setscrew, probably from a winter of cycling, and was sitting almost closed. I climbed up, reset the damper, retightened the setscrew, ran the system. The bedroom came up to temperature in about half an hour. The repair was small. I did not charge him for the call. He apologized. He apologized maybe four times. He told me he had been ready to fire me. He told me he had told his wife I was finished. He told me he had spent three hours the night before reading reviews of competitors. He had decided, by the time he went to bed, that he was switching companies. The damper was a forty-second fix. Ten years of work had hung on it. I have been doing this long enough that I am not offended by these calls anymore. I used to be. I used to spend the drive over rehearsing my defenses, listing the work I had done, the parts I had warrantied, the late-night phone calls I had taken without billing. I used to expect, when I arrived, that the customer would soften when he saw me. He never did. The fury was bigger than the relationship. Core line: "He was responding to his autonomic nervous system, which was telling him something was wrong, and pointing at the most recent agent of wrong, which happened to be me." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I had a customer in Calumet tell me once that his last HVAC guy was excellent because the truck was always clean. I asked him what the work had been like. He thought about it. He said, well, the system failed three years after he installed it. And the warranty paperwork was a mess. And he never could get the upstairs to cool quite right. But the truck was always clean and he was always polite. So I figured he was good. I want to talk about that today. About what a clean truck does to a customer's judgment, and what the rest of the call has to do to keep up with it. Edward Thorndike was a psychologist at Columbia, working on personnel evaluation, when he noticed something in the data from 1920. He had been studying how military officers rated the soldiers in their command. The officers were supposed to rate each soldier on a series of separate dimensions: intelligence, physique, leadership, loyalty, character. Thorndike found that the ratings were not actually separate. An officer who rated a soldier high on physique also rated him high on intelligence, on leadership, on character. The ratings clustered together in ways the underlying traits did not. Thorndike called this the halo effect. He published the finding in the Journal of Applied Psychology in 1920. The effect has been replicated, in different forms, for more than a hundred years since. The mechanism is that an overall impression of a person, formed from any salient cue, gets generalized across attributes that have nothing to do with the cue. A person who looks competent on one dimension is judged competent on others. A person who looks like a leader is presumed loyal. A person whose truck is clean is presumed to be a careful technician. Core line: "The ones who cannot answer it, who deflect into a story about a strength misframed as a weakness, are usually the ones whose halo is doing the heavy lifting." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

A man in Hennessey told me, two summers ago, that he was not going to replace his system no matter what I said. I had not said anything yet. I had been in his garage for about four minutes. I had the panel off the air handler. I had not even reached for my meter. I looked up. I said, fair enough. I am not here to sell you a system. I am here to tell you what is wrong with the one you have, and what I would charge to fix it. He relaxed a little. Not all the way. But a little. I want to talk about that today. About the customer who tells you what he will not do before you have asked him to do anything, and the work of not pushing on the rope he is already pulling against. The man was in his early sixties. Retired from a long career at the OG&E plant, I think it was. His system was a sixteen-year-old air-source heat pump that was leaking at the line set. He had been told by another company, two weeks earlier, that the leak was uneconomical to chase and that he needed a full replacement. He had walked them out of his house. He had been waiting, with the system running poorly, for somebody else to come tell him something different. I did not know any of this when I walked in. What I knew was that he had opened the door looking like a man bracing for a fight. The first thing he had said, before I had set my tools down, was the line about not replacing no matter what. Core line: "He told me, at the end of the install, that he had not bought the new system the first time because he had not wanted the other company to be right." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

There is a moment, in a lot of my replacement conversations, when the customer goes quiet. I have laid out the diagnostic. I have explained the failure. I have shown the part. I have written the comparison: repair pricing, replacement pricing, the years I expect out of each option, the warranty I can stand behind on each. The numbers are fair. The math is clear. The customer has been following along. Then I say, so, the recommendation is replacement, and the customer goes quiet. I want to talk about that today. About the quiet. About what is sitting under it. A woman called me out to a house north of Kingfisher in February. She was sixty-two, widowed three years, lived alone, kept the place tidy. Her furnace was a Lennox from 1998. The heat exchanger had a stress crack visible on inspection. The blower motor had been replaced once, in 2011, by a previous tech. The unit was twenty-seven years old. The crack was small but real. The risk was carbon monoxide. The repair, on a heat exchanger of that vintage, was effectively a partial rebuild that I could not warranty past a season. I laid it all out at her kitchen table. I gave her three replacement quotes, tiered, ranging from about eleven thousand to about seventeen thousand. I gave her a repair quote at about two thousand four hundred, with the caveat that I would not stand behind it long. She listened. She nodded. She asked a few questions. Then she went quiet. I waited. I have learned to wait. The quiet is not nothing. The quiet is the customer doing the actual work of the conversation, and if I fill it, the work does not happen. After a while she said, but the furnace has worked for twenty-seven years. I said, yes, ma'am, it has. She said, my husband installed that furnace. He picked it out. He was here when they brought it in. She said, I do not want to lose the furnace. Core line: "The fact that the furnace had served that function for twenty-seven years was a credit to his choice, not something she would be insulting by replacing." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I had a customer tell me last fall, in his living room in Cashion, that capacitors should cost forty dollars. He told me this with the same kind of confidence a man uses when he is reading off a card he just looked at. I asked him where he had gotten the number. He said, that is what the last guy charged me. I asked him when the last guy had been out. He thought about it. He said, I want to say twenty-fourteen. I want to talk about that today. About the price tag a customer carries in his head from the last time he paid for something, and how the tag does not update on its own. The capacitor he needed in 2024 ran me about sixty-two dollars at my supply house. The installed price, with my trip and my time and the warranty I stand behind on the part, was one hundred and eighty-five dollars. The last guy in 2014 had charged him a hundred and ten for a similar job. The capacitor itself in 2014 had been about twenty-two dollars from the same supply house. The math from 2014 to 2024 was not unreasonable. Parts had roughly tripled. Labor had roughly doubled. Most of that movement happened in the four years between 2020 and 2024. The customer had been operating on a number set during a period when the dollar was a different dollar. He did not believe me. Not at first. He believed me by the end of the call, after I showed him a parts invoice and walked him through the line items. But the believing took work, and the work was not really about price. It was about dislodging a number that had locked into his head and stayed there for ten years. Core line: "By the time we get to 2024, the new capacitor price is sitting in a row of other 2024 prices, and the mismatch has been absorbed into the larger picture of how time has moved." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

A woman called me out to a house in Dover last June. She had a fifteen-year-old air-source heat pump that had stopped cooling. Another company had been there the day before. They had quoted her twenty-eight thousand five hundred dollars for a full replacement. They had told her the system was uneconomical to repair. She had not signed. She had called me for a second opinion. When I walked in she was sitting at the kitchen table with a yellow legal pad. The number twenty-eight thousand five hundred was written across the top of the page in big block letters. Underneath it she had drawn a line, and on the line she had written, dave, second opinion. Below that, she had three columns: must, could, no. I want to talk about that today. About the legal pad, and the number at the top, and what the number was doing to every conversation we had for the next two hours. I diagnosed the system. The problem was the reversing valve. It had a solenoid coil failure. The repair was a part, some refrigerant, and about three hours of labor. Total cost, parts and labor, about nine hundred and forty dollars. The system itself was a Trane, mid-tier, fifteen years old, still in honest shape, no cracked exchanger, no compressor noise, no air handler issues. With the valve fixed I would expect another three to five years of service out of it before I would start a serious conversation about replacement. I told her this. I wrote my number on her legal pad, under her line. Nine hundred forty. She looked at it for a long time. Then she said, but the other company said the system was uneconomical to repair. I said, what did they show you when they said that. She said, they did not show me anything. They told me. Core line: "Some of them quote that high on purpose, knowing the anchoring effect, knowing that even a customer who walks away will use their number as the reference for the next conversation." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I got a call last August from a house on the north edge of Okarche. The owner had been working on his own central air for two days. He told me on the phone that he was almost done. He said he just needed me to come out and verify a couple of things and maybe top off the refrigerant. He thought I would be there about thirty minutes. I asked him what he had been doing for two days. He said he had been replacing the thermostat, the contactor, the capacitor, and what he called the high-voltage relay. He said he had watched the videos. He said he had bought the parts off the internet. He said the system was almost back up. I told him I would be there in an hour. I want to talk about that today. About the customer who is two hours into what is actually a two-day problem and does not know it yet. When I pulled up, the condenser cover was off. The capacitor was sitting on top of the unit, wired backwards. The contactor he had bought was the wrong amperage. The thermostat wiring at the air handler had been pulled out and the wires were taped together in a ball with electrical tape. The breaker was off. He was holding a multimeter he did not know how to read. He met me in the driveway. He was sweating. It was a hundred and four degrees outside. He looked at the truck and said, well, I have done most of the work, so this should be quick. I asked him to walk me through what he had done. He walked me through. He used the right words for some of it. Capacitor. Contactor. Low voltage side. He had picked these up from the videos. He did not know what the words meant. He knew the words. He thought the knowing of the words was the knowing of the thing. Core line: "The viewer cannot, yet, because the skill that produces the polished sequence is forty thousand calls deep, and the viewer is on his first." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

A man called me out to a house south of Hennessey last March. His furnace was making a noise he did not like. He had decided, before I got there, that the control board was bad. He told me this on the phone. He told me again at the door. He told me a third time as he led me down the basement stairs. He had a folder on the workbench by the unit. Inside the folder were six pages he had printed off the internet. Every page was about somebody else's furnace, same brand, same age, where the control board had been the problem. He had circled passages in blue pen. He had written in the margins. He had a little tab on the page that matched the symptom he was hearing closest. He pointed at it. I want to talk about that today. About what it means when a customer has done all the research, and the research all points one direction, and the actual unit is telling you something else entirely. The noise was not the control board. It was the inducer motor. The bearings were dry and the motor was grinding on startup. You could hear it standing next to the unit. You could hear it from the top of the stairs if you were listening for it. The control board was fine. The board was original, twenty-two years old, and it was still firing the sequence correctly every time. The board was the only thing in that furnace that was not going to fail in the next twelve months. I told him this. I showed him the inducer. I pulled the panel and let him hear the motor by itself, with the burners off. The grinding was unmistakable. He nodded. He took the explanation in. He asked good questions. He seemed to understand. Then he said, well, that might be a contributing factor, but I still think the board is the underlying issue. Core line: "I am saying that the research changes the customer's mind in a specific way, and the change is mostly that the customer arrives at the diagnosis already convinced." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

There is a kind of technician I have hired three or four times in forty-five years and let go of every single one. He is not lazy. He is not stupid. The opposite. He is sharp, he reads, he has opinions, he can name every component in a Trane variable-speed air handler and tell you which engineer at the factory probably signed off on the board. He shows up to the interview confident. His references check out. The first month, he is impressive. Then the callbacks start. I want to talk about that today. About a pattern I have watched repeat at least four times in my own shop and a dozen more times in shops I have visited around Oklahoma. The tech who knows everything and fixes nothing. The first time I saw it I was maybe thirty years old. Working at a competitor's shop in Oklahoma City, before I opened my own place. There was a guy I will call M, because he was real and I do not need to put his name on the internet. M had eight years on me at the time. He had taken every factory training course American Standard and Carrier and Lennox offered. He had a notebook full of wiring diagrams he had drawn himself. He could quote the SEER ratings of equipment that had been off the market for ten years. The customers loved him for about thirty minutes, which was how long he took to explain what he was about to do. Then he would start working, and something would not go quite right, and he would explain why what was happening was not actually possible given the design of the system, and the customer would start watching him a little more carefully, and he would explain that the customer's previous tech had probably done something wrong, and four hours later he would leave with the job uncompleted and a story about why it was the manufacturer's fault. The callbacks on M ran about forty percent. Mine were under five percent and I knew about a tenth what he knew. Core line: "He has been told his whole life that he is smart, and the trade has confirmed it, and by year three he believes he has the equipment figured out." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

A customer in Hennessey told me, two weeks after I installed a new heat pump in her house, that she could not believe how many heat pumps were going in around town. She said she saw them everywhere. She named six driveways within a mile of her house where a new outdoor unit was sitting in the gravel. I told her, kindly, that those units had been there for at least the last year. Most of them since before her install. What had changed was not the town. It was her. There is a name for this. The linguist Arnold Zwicky coined the phrase frequency illusion in 2005, and recorded the older nickname for it, the Baader-Meinhof phenomenon. It has two parts. First, selective attention: once you notice a thing, your attention grows a hook for it and starts catching instances you used to walk right past. Second, confirmation bias: you remember the times you noticed, and you forget all the times you did not. It is the cognitive version of buying a red truck and then deciding the world is full of red trucks. The trucks were always there. You just did not see them as a category before. Now you do. She had spent six weeks reading about heat pumps, asking me questions about heat pumps, watching me install one, and then living in a house with one. Heat pumps were a category in her head now, and the category had a hook. Every outdoor unit she drove past snagged on it. Six snags in a week felt like a wave. I did not take the feeling away from her. She was right that heat pump installs have climbed over the last decade around here, and her count was about the right order of magnitude for what was actually out there. I just did not point out that the six units had not appeared in the last two weeks. The pattern she felt was real. It was not news about the town. Core line: "New knowledge does not change the town. It changes the looker." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 47+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:Book Online🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

A man in Calumet pointed at the furnace in his basement and told me they do not make them like they used to. It was forty-one years old and still running. He was certain that furnace was proof the old way was the better way, and that modern furnaces, with their control boards and variable-speed motors, were over-engineered junk that would never last. I think about Abraham Wald every time I hear that. In 1943, the military wanted to armor their bombers where the returning planes had the most bullet holes. Wald told them they were looking at the wrong planes. The ones hit in the fatal spots never came back to be counted. The holes on the survivors marked the places a plane could take a hit and still fly home. That old furnace is the plane that came back. The man cannot see all the furnaces from that same era that failed and got hauled to the scrap yard twenty and thirty years ago. They are not in his basement to point at. He sees the one that survived, and he sees it because it survived. What kept his furnace alive is not mostly the design of that era. It is the specific history of that one unit: a dry conditioned space, a dedicated circuit, stable voltage, correct airflow, and a homeowner who changed filters. Most of that production run got less ideal care, and most of it failed. His is the rare one. The same trap runs backwards on new equipment. Somebody reads about three control boards that failed in a bad batch and concludes every high-efficiency furnace is junk. The three complaints are visible. The hundreds of thousands of boards running fine for years are invisible, because nobody writes a post about the part that just works. So I do not argue a man out of loving his furnace. I honor the survivor without ratifying the conclusion. I tell him the Wald story, because the image of armoring the wrong planes lands in a way a statistics lecture never will. His furnace is real. What it proves is only that it survived. Core line: "The old surviving furnace was selected by survival. The complaining forum post was selected by failure. Neither one is representative of the underlying population." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 47+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:Book Online🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

A woman hired me once for a reason that had nothing to do with whether I was any good. She told me so herself, right there on the porch, before I had even opened my bag. I have seen your truck go by for years, she said. That is why I called you. Not a review, not a friend who swore by me. My truck. She had watched that old truck roll down her road a thousand times over the years, headed to somebody else's house, and somewhere along the way it went from a thing she did not notice to a thing she trusted. By the time she called, she already believed in me a little, and I had not earned one bit of it yet. In 1968, a psychologist named Robert Zajonc published a paper with a plain title, Attitudinal Effects of Mere Exposure. He showed people made-up words, characters they could not read, and faces of strangers, and the only thing he changed was how many times a person saw each one. The rule came back clean every time. The more often someone saw a thing, the more they liked it. Not because it was good. Just because it had become familiar. I see this all over my trade once you know to look for it. People stick with the brand that was on the furnace in the house they grew up in, even when a better one is sitting right next to it. They call the company whose name is on the ball field bench or the back of the church bulletin, not because that company is good, but because that name has worn a groove in their memory. The young me got this wrong for years. I used to get sour that some established outfit got the call just because folks had seen their sign longer than mine. I thought being good ought to be enough. But being good is invisible until somebody lets you in the door, and familiarity is a lot of what opens the door. Standing around bitter about that is like being mad at gravity. What works is understanding it and then earning what it gave you. Familiarity handed me that customer on credit, and credit has to be paid back with the actual work. So I did the work clean. I showed her what I found. Familiarity got me in the room, and the work is what kept me on the other side of the door. She is still a customer years later. Core line: "Familiarity gets you in the room. What you do in the room is what makes it real." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 47+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:Book Online🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

A woman in Okarche told me on the phone that her whole house was cold. She wanted me out the same day. I asked her where in the house she had measured. She had not measured anywhere. She just knew. I drove out. I put my hand on the supply register in her living room, then I walked the house room by room. The bedrooms were warm. The kitchen was warm. The bonus room over the garage was warm. Only the living room, where she spent her whole day in a recliner parked directly under the return, was running a few degrees cold. Her body was cold, so she had concluded the house was cold. The house was not cold. One chair was cold, by about three degrees, and her body had generalized from that chair to every room she was not sitting in. I am not telling that to make fun of her. I have lived inside that same mistake in hundreds of houses, and a few times in my own. Anthony Greenwald wrote about this in 1980 in a paper he called the totalitarian ego. The mind treats its own point of view as the default version of reality, and it does not stop to poll the other rooms before it decides. It decides, then it reads everything after as evidence. The customer who is cold under the return concludes the house is cold. The one who hears the blower from the bedroom concludes the blower is too loud. I see it most in couples fighting over the thermostat. He is hot at seventy-two, she is cold at seventy-two, and each one is sure seventy-two is objectively wrong because each body is the canonical version of what seventy-two should feel like. Neither one is lying. The thermostat is for the house, not for the body. The body is for clothing. The quiet version is the one I have to watch in myself. If I walk in cold, I will decide the house is cold. That is what the gauges are for. The manometer does not care whether I am hot or tired. It reports what it reports. The customer hires me because I carry the tools that do not lie, so I do not let my own body override them. The woman in Okarche moved her recliner three feet, out from under the return, and sat back down. The chair felt different. The house had never been failing her. One chair was, in a narrow way, over a duct decision made decades before she ever picked that spot. I did not charge her a diagnostic. The visit was the diagnostic. Core line: "Sometimes the body is right about the body and wrong about the building, and that is okay, that is just how senses work." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 47+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:Book Online🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

A customer once told me I was the calmest man she had ever met. I thanked her. I did not tell her the truth, which was that I had been up since four that morning with a sick dog and a bad night, and the calm she was admiring was something I had put on that day like a clean shirt. There is a kind of work in this trade that never shows up on an invoice. Over forty-seven years it has cost me more energy than any physical part of the job. When I walk into a house, the customer reads my face in the first three seconds. If I walk in tense, she gets tense. If I walk in steady, her shoulders come down an inch. In 1983 a sociologist named Arlie Hochschild gave this a name. She called it emotional labor, the work of managing your own feelings to produce a feeling in someone else, as part of the job. A scared homeowner with a flooded basement and a dead furnace does not need a tech who is also visibly stressed. She needs one who is calm enough for both of them. Hochschild made a distinction that took me decades to understand. Surface acting is faking the feeling. You smile while you are seething inside, and the gap between the smile and the truth grinds on you all day. That is one of the main roads to burnout. The techs I have watched leave this trade bitter were surface acting for years until it hollowed them out. What has kept me in this for forty-seven years without going sour is the other kind, deep acting. I do not fake the calm. I build it. Before I knock on a door, even on a bad morning, I take a second in the truck. I let the night with the sick dog stay in the truck. I decide, on purpose, that for the next hour this customer's problem is the only problem. By the time I knock, the calm is real. There is a danger in getting too good at it. The calm man hides his own bad nights so well that nobody thinks to ask. There were years I was so busy managing everyone else's state that I lost track of my own. So now, with the people who actually know me, I try to take the uniform off. That customer was right that I was calm. She just did not know the calm was something I made that morning, out of a bad night, on purpose, because that is part of the work. Core line: "The calm is for the customer. It is a real gift and I give it on purpose. But it is not the whole of me, and the trap is forgetting that." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 47+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:Book Online🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

Her air conditioner had been dead for two days in an Oklahoma August, and the first thing she did when I walked in was hand me lunch. Not water. Not a chair. A sandwich, made before I had my tools out of the truck. The house was hot enough that I could feel it in my chest. Her kids were cranky. She was stressed in a way she was working hard to hide. And her whole response to all of that was to take care of me. For a long time I just filed that under people being nice. It is more specific than that. In 2000, a psychologist named Shelley Taylor pointed out that the old fight-or-flight picture of stress was built mostly on men. A lot of people, and her research found it more strongly in women, do not fight and do not flee under threat. They tend and they befriend. They pull their kids close and they turn toward whoever is standing there. I have watched techs get this exactly backwards. A guy gets handed a sandwich and waves it off because he is busy, or reads it as the customer trying to butter him up before the bill. When you push that away coldly, you are not just declining food. You are shoving away the one thing her nervous system is using to hold itself together. So I take the sandwich. I say thank you and I mean it. I let her show me where the kids are. Then I do the thing she actually needs underneath all that hospitality, which is to be calm and competent and fast, and make the threat to her house go away. Forty-seven years in this trade has shown me the same thing about the guys who last. The ones who do not burn out are usually the ones who tend and befriend too. They check on each other. They call the older hand when they are stuck instead of white-knuckling it alone. The lone-wolf toughness looks strong. It is the connected guys who go the distance. She did not need me to admire her sandwich. She needed me to take it, and then fix her house. So that is what I did. Core line: "She did not need me to admire her sandwich. She needed me to take it, and then fix her house." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 47+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:Book Online🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

A woman in Dover told me, right after I condemned her compressor, that she had known all along it was going to go out this summer. She said she had felt it. She said the unit had been telling her since spring. I asked her, gently, what the unit had been telling her back in spring. She thought about it. She said it had been making a different sound. She could not say what kind of different. Baruch Fischhoff wrote about this in 1975. He had people read about historical events, then estimate how likely each outcome had been. The ones who were told the outcome first rated it as far more inevitable than the ones who were not, and even when he told them to ignore what they knew, they could not. He called it creeping determinism. Once a thing has happened, it looks like the only thing that could have happened. That is hindsight bias, and I see it after almost every major failure. Before the compressor quit, those spring sounds were the background noise of a system running normally. After it quit, every quiet click and odd hum became, in memory, a warning. The unit really had been making sounds. Most units make sounds. The failure is what made those particular ones significant, after the fact. I have to be careful here. She was reporting something true about herself, that she pays attention to her house and she does hear things. I do not want to flatten that. So I do not tell her she could not have known. I tell her she was paying attention, that she picked up on something. Then I say, softly, that even with my gauges and my training I could not have told her in March that this was the summer it would go. Nobody could. The harder version is the customer who turns it on themselves, who decides after a failure that they were careless for not acting, that it is their fault. It is not. A compressor fails after fifteen or twenty years of cycles because it was always going to, not because someone missed a sign that was never loud enough to catch. What she was really after, I think, was a little agency in a moment that had stripped her of it. I let her keep her version of having known, I make sure the replacement gets done right, and I drive away thinking about Fischhoff and how, once a thing has happened, the mind can no longer remember that it had not yet happened. Core line: "The failure converted the unease into a specific premonition. The premonition was not specific at the time." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 47+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:Book Online🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

A woman called me a year after a job to thank me for a furnace repair I barely remembered. It had been a long one. Her furnace quit on the coldest week of the winter, and I was at her house most of the day, pulling the blower, driving back to the shop for a part, coming back. By any honest accounting it was a hard, drawn-out afternoon. But that is not how she remembered it. She told me it was the best service experience she had ever had, and the thing she kept coming back to was the very end, when I sat down at her kitchen table, drew her a little diagram of what had failed, and told her the furnace had a good ten years left. There is a name for what she did to that memory. In the early 1990s, Daniel Kahneman, Donald Redelmeier, and Barbara Fredrickson found that people do not remember an experience by averaging all its minutes. They remember it by two moments, the most intense one and the last one. The long middle barely counts. Kahneman called that duration neglect. The low point of her day was in the middle, when I told her I had to drive back to the shop. If you had stopped her right then, she would have called it a disaster. But the day did not end there. It ended with me unhurried at her table, no pressure, telling her the news was good. The end is what the memory kept. I did not know the science back then. I sat down because forty-seven years has taught me that the last few minutes of a call are the minutes the customer keeps. I watch young techs do beautiful work for three hours and then pack up in a rush while the customer is still standing there with a question on her face. They get it backwards. The end of a call is not cleanup. It is the part that writes the memory. So on a hard call, when the day has been long and I am worn down too, I have learned not to limp across the finish line. I finish on purpose. Calm voice, clear explanation, a real goodbye. That woman did not remember her furnace day wrong. She remembered it the way memory actually works. She kept the end, and the end was good. Core line: "The middle of the job is mine. The end of the job is theirs." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 47+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:Book Online🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

A woman in Kingfisher tried to pay me for a fuse I had replaced on her fan motor. It was a two-dollar fuse. I had been at the house fifteen minutes, and I told her there was no charge. She did not believe me. She tried to hand me a twenty. When I refused, she went to the kitchen and came back with a tin of homemade peanut brittle and pressed it into my hand. Well, she said, you have to take this then. That is the norm of reciprocity, one of the most universal rules in human societies. Alvin Gouldner wrote about it in 1960, and Robert Cialdini made it famous in 1984: people feel a deep obligation to return a favor, even a small unsolicited one, and they feel it as real discomfort until it is settled. The peanut brittle was not about peanut brittle. It was about letting her settle the ledger. I took it. Refusing would have left her with the obligation undischarged and the discomfort growing. The brittle was the right scale for the favor, personal and proportional. Refuse the twenty, take the brittle. I do small kindnesses on calls all the time. The wobbly toilet seat I tighten in passing, the squeaky hinge I oil, the heavy box I carry to the curb on my way out. Not as strategy. That is the line I will not cross: reciprocity used as a lever, the free gift before the five-figure pitch. In a small town that lever stops working inside a year. The only thing that survives the long haul is the genuine kind. She called me again a year later with a real problem, a failing furnace motor, and paid the bill without question. Sent a Christmas card too. The brittle was a small visible moment in a long invisible exchange. Core line: "The relationships that last are the ones where reciprocity runs smoothly in both directions over long timescales. Neither party is keeping a strict ledger." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 47+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online: https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

A man met me in his garage with a manila folder full of receipts, and he laid them out on the workbench like he was building a case. A capacitor last spring. A blower motor the summer before. A control board somebody talked him into. He added it up out loud. Two thousand and forty dollars into this unit in three years. And now I was telling him it needed a compressor. On a unit that age, a compressor is most of the way to the price of a new system. You would be putting a major part into an old worn-out machine that needs the next thing within a year or two. The math was not close. But he kept coming back to the folder. I have already put two thousand dollars into this thing. That two thousand was already gone. It was gone the day he spent it, and no repair or replacement was going to bring it back. In 1985, Hal Arkes and Catherine Blumer called this the sunk cost fallacy: we let money we can never get back drive the money we have not spent yet, just to keep the first money from feeling wasted. Here is the cruel part. Pouring another big repair into the dying unit would not save the two thousand. It would just turn it into three thousand or four, all of it buried with the same dead machine. What does not work is telling a man his past repairs were dumb. That folder was his judgment, his stewardship of his own house, sitting on the bench. So I told him the truth instead: every one of those repairs was the right call at the time, on the information he had. That money did its job. It is spent, honored, and done. And now, from this morning forward, the only question is what gives you the most furnace for the least dollar. He sat with the folder a minute, then closed it. He bought the new system. He told me later it was the first winter in three years he had not been waiting for the next breakdown. Core line: "He would not be protecting his two thousand. He would be turning it into three thousand or four, all of it eventually buried with the same dead machine." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 47+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:Book Online🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I got a call last August from a house on the north edge of Okarche. The man had been working on his own central air for two days. He told me on the phone he was almost done. He just needed me to come verify a couple of things and maybe top off the refrigerant. He figured thirty minutes. When I pulled up, the capacitor was sitting on top of the unit wired backwards, the contactor he had bought was the wrong amperage, and the thermostat wiring was pulled out and taped together in a ball. It was a hundred and four degrees. He met me in the driveway holding a multimeter he did not know how to read, and he said, well, I have done most of the work, so this should be quick. He knew the words. Capacitor. Contactor. Low voltage side. He had picked them up from the videos. He did not know what they meant. He thought knowing the words was the same as knowing the thing. That gap has a name. David Dunning and Justin Kruger described it in 1999. The same skill you need to do a job well is the skill you need to recognize when you have not done it well. So the less a person knows, the easier it is for them to believe they have it handled. I fixed the system. I billed him fair. When I was loading the truck he told me the videos made it look so easy. He was right. The videos are filmed by people who have done the work a thousand times, edited down to the clean version, and the viewer mistakes that clean version for the skill underneath it. I do not hold it against anybody. The not knowing what you do not know is not a character flaw. It is what happens before you know. That is what forty-seven years has taught me about the people who are two hours into a two-day problem. Core line: "The not knowing what you do not know is not a moral failure. It is what happens before you know." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 47+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:Book Online🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I worked a neighborhood out in Edmond for most of the summer of 2024. It was a development built around 2008, sixty houses, mostly two-story, mostly young families. I had two regular customers on the block when the summer started. I left the summer with eleven. What happened was a kind of slow cascade. The first family put in a smart thermostat in late April. They posted about it in the neighborhood Facebook group. The second family asked them about it and put one in two weeks later. The third family put one in and added a wifi-enabled mini-split in their bonus room. By June there were six smart-thermostat installs in the development and people had started talking about whole-house automation. By July there were eight, and three of those eight had added zoning systems or mini-splits. By August the conversation had shifted to heat pump conversions. Two families converted. A third was getting bids. I want to talk about one particular customer in that wave. He was an aerospace engineer, late forties, two kids. Smart guy, technical, made good money. He called me in late July. He said he wanted me to come out and quote a heat pump conversion to replace his current gas furnace and condenser. I went out. I looked at his system. It was a five-year-old high-efficiency Trane gas furnace and a five-year-old condenser, both performing well, both under warranty for another five years. His gas bill, which he showed me, ran about ninety dollars a month in winter. His electric bill ran about a hundred and forty in summer. He had no comfort issues. The system was quiet. Sized correctly. Maintained. I asked him why he wanted the conversion. He said, almost everybody on the block is going heat pump. I want to be ready when the gas comes off. I asked him what he meant by the gas coming off. Core line: "It might make sense in 2030 when his current equipment was near end of life and the heat pump technology was further along and the gas pricing structure in Oklahoma was clearer." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

There was a blower motor in a house north of Okarche that had been telling on itself for the better part of two years, and the woman who lived there could not hear it. I could hear it from the driveway. I want to talk about that today, because it is one of the strangest and most useful things I have learned in forty-five years of walking into other people's houses. The person who lives with a problem is almost always the last person who can hear it. Not because they are careless. Because their brain did exactly what a healthy brain is built to do. Let me set the scene first. It was a late June afternoon, the kind where the asphalt on the county road goes soft and the cicadas are running flat out. She had called about her electric bill, not about a noise. The bill had crept up, and she wanted to know if there was anything I could do to bring it back down. She was in her late sixties, widowed, living alone in a brick ranch her husband built in 1978. Neat as a pin. Doilies on the arms of the chairs. A dish towel folded over the oven handle, folded so the seam lined up. I got out of the truck and I could hear the system running before I got to the porch. A low, dry rattle with a click at the top of every rotation. The sound a blower wheel makes when it has thrown a little weight, wobbled on the shaft, and started wearing the housing. It was not subtle to me. It was about the loudest thing in that quiet yard except the cicadas. I stood on her porch and I said, how long has it been making that noise. She said, making what noise. Core line: "The family that stopped noticing the one bedroom never gets cold, because it happened over three summers and everyone just quietly agreed that room is the hot room." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, HVAC in Kingfisher and central Oklahoma. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I want to talk about the lie everybody tells themselves, including me, and tells it again the very next day. It was June, a Tuesday, north side of Kingfisher. A man called about his upstairs not cooling. He met me in the driveway already half apologizing, because he'd told his wife I'd be in and out in twenty minutes and she'd planned the afternoon around it. He said: it's probably just low on freon, right? Quick top-off. I've heard that sentence a thousand times. It's never just a top-off, because refrigerant doesn't get used up, it leaks, and a leak is a hunt, and a hunt takes as long as it takes. The driveway was hot already. The asphalt had that soft tar smell. His daughter's bike was on its side by the garage and a sprinkler was ticking next door. I told him I'd take a look. I didn't tell him twenty minutes. Three hours later I found the leak. It was a pinhole in the evaporator coil, up in a coffin case in a closet, and to get to it I had to pull a return, drop the plenum, and lay across an attic joist in a hundred and twenty degrees of June heat with sweat running into my eyes. He kept coming to the bottom of the stairs. Not impatient. Just surprised. He kept saying: I really thought this would be quick. In 1979, Daniel Kahneman and Amos Tversky put a name to that. They called it the planning fallacy. And in 1994 three researchers, Roger Buehler, Dale Griffin, and Michael Ross, ran the studies that nailed it down. They had students predict when they'd finish their projects. The students gave honest, confident estimates. Then the researchers watched what actually happened. People came in late. Way late. The students finished closer to their worst-case guess than their realistic one. But here's the part that stops me every time. Core line: "I quote the time jobs like it actually take, from a memory of the real ones, the ones that went sideways, not the clean one I can picture." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I want to talk about the time a customer trusted me more because I screwed up in front of her. It was a March morning out past Okarche. Gravel drive, a propane tank along the fence line, the grass still that flat brown it gets before it remembers how to be green. Furnace call. Older couple, retired, the kind of house where everything has a place and the place is labeled. The man met me at the door and watched me the whole way to the unit. Not unfriendly. Just careful. Some people watch you like they're waiting to catch you doing it wrong, because somebody did it wrong to them once. I knelt down at the furnace and I had my socket wrench up on the top of the cabinet where I set my tools. And I knocked it off. It hit the concrete and rang like a bell and skittered up under the water heater where I had to get down on my belly with a flashlight to fish it out, grunting, sixty-three years old, my hat falling off. I came up with the wrench and my face was red and I said: well, that was graceful. And the man laughed. Not a polite laugh. A real one. Something in his shoulders came down two inches. He said: I had a fella out here last year never set a thing down wrong and charged me four hundred dollars for nothing. And from that point on he talked to me like a person. In 1966, three psychologists, Elliot Aronson, Ben Willerman, and Joanne Floyd, ran a study on something they ended up calling the pratfall effect. They had people listen to a recording of someone answering hard quiz questions. In some recordings the person did great, sounded sharp, sounded competent. And at the end of some of those recordings, the competent person clumsily spilled a cup of coffee on himself and said so. You'd think the spill would make people like him less. It did the opposite. Core line: "Because a person who is good at the thing, and also human enough to fumble it, is easier to trust than a person who is just good at the thing." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

There's a kind of call I've come to recognize before I even get the unit open. It's an old house with one person in it, and that person has been waiting for somebody to talk to. You learn the signs at the door. The screen door has a particular hinge sound. There's a recliner facing the front window so they can see the driveway. And when you say you're there to look at the furnace, they don't point you toward it and step back. They walk you to it. They come along. I had one like that this past winter. A woman, late eighties, lived a couple miles north of town in a frame house her husband built. The furnace was down in a closet off the hallway, one of the old gravity-style setups somebody had converted over decades ago. I got down on my knees in front of it with my flashlight, and she stood in the hall doorway behind me, and she started talking. She said: my husband put that closet in himself. Nineteen and sixty-one. I was carrying our second when he framed it. I said: is that right. And that was all it took. That was the whole key turning. She wasn't telling me about the furnace. The furnace was just where the conversation happened to be pointed. She told me about the year they married. She told me about the dance hall over in Okarche where she met him, and what the band played, and the dress she had on, and how her mother didn't approve of him at first because he drove too fast. She told me about being nineteen and twenty and twenty-two like it was a week ago. The middle of her life she went past quick. The kids growing up, the jobs, the forty years of ordinary. That came out in a sentence or two. But her twenties she gave me in full color, down to the smell of the dance hall floor. I've heard this same shape of thing in a hundred old houses. The early years come back the sharpest. The recent ones blur. Core line: "So when an eighty-eight-year-old woman stands in a hallway and tells a stranger with a flashlight about a dance hall in nineteen fifty-eight, she isn't wandering." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I want to talk about how a person decides whether I did a good job, because it almost never matches what actually happened in the house. There was a furnace call back in January, deep cold, the kind of morning where the ground crunches and your breath hangs and the truck door handle bites your bare hand. North edge of Kingfisher, a frame house with a propane tank in the side yard and a dog on a chain who decided I was the most interesting thing to happen all winter. Older couple. The man met me at the door in a flannel shirt buttoned to the throat with a stocking cap on inside the house, which told me everything about how cold it had gotten in there overnight. No heat. Had been out since the evening before. They'd run a space heater in the bedroom and slept in their coats. I went down to the furnace in a crawl space that you got to through a hatch in the hall closet floor, and I want to be honest about what that crawl space was. It was tight. It was filthy. There was old fiberglass insulation hanging down in gray clumps and a dead mouse I'd rather not have found and about fourteen inches of headroom over a dirt floor. I was down there on my back for the better part of two hours. The problem hid from me the whole time. It looked like the igniter at first. Replaced the igniter, no good. Looked like the flame sensor, cleaned the flame sensor, no good. Pressure switch tested fine. I pulled the inducer motor and bench tested it in my head and put it back. I crawled out twice to get parts off the truck, tracking dirt across their kitchen floor both times, apologizing both times, the wife saying don't you worry about that, the floor's seen worse. Core line: "The end is the most expensive real estate in the whole visit, and most people give it away for free because they're already thinking about the next thing." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

She called me back four times in one evening, and the system was already working when she made the second call. It was a furnace that wouldn't cycle right. October, the first real cold snap, the kind that comes in overnight and makes everybody remember they have a furnace at all. She lived alone in a brick ranch out past the school, and the unit was throwing a fault every few hours. Heat, then nothing, then heat again. I got there in the afternoon. The blower wheel was packed with dust and a limit switch was nuisance-tripping on the high side. I cleaned the wheel, swapped the switch, watched it run through three full cycles standing in her hallway with my hand on the supply register feeling the air come warm and steady. The flame was clean. The amp draw was where it belonged. I told her it was fixed, and it was fixed. She thanked me. She walked me to the door. And then, as I was pulling the latch shut behind me, she said: but it'll keep doing that thing, right, that clicking. There was a click. Old furnaces click. The gas valve seats, the relay drops out, the metal in the heat exchanger ticks as it cools. I'd heard it the whole time I was standing there. To me it was the sound of a furnace working. To her it was the sound of the thing that had broken. I told her the click was normal. I stood in the doorway and explained it, the metal expanding and contracting, the relay, all of it. She nodded. She said okay. She called the shop at six. The furnace clicked. Was that the problem coming back. I called her, walked her through it again, told her to listen for heat, not for the click. She said okay. She called at seven-thirty. Then at nine. By the fourth call she wasn't even asking a question anymore. She just wanted to describe the sound to me, the exact texture of it, so I could tell her one more time that it was nothing. Core line: "I could have been right forty times over the phone and it wouldn't have closed anything, because being right from a distance doesn't shut the loop." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I was at a customer's house in late spring. She was a woman in her early sixties, retired teacher, lived alone in a house she had raised her kids in. I had been to this house probably six times over the years on small things. New capacitor. Coil clean. One bad contactor. Nothing big. The system was original to the house, a sixteen-year-old Goodman split system, running fine, end of its expected life but still working. She did not call me out for a problem. She called me out to ask about a smart thermostat. When I got there, she had a stack of magazines on her kitchen table. Better Homes and Gardens. Three issues of Consumer Reports. A printout from someplace called the Wirecutter. She had circled things. She had paragraphs underlined. She had a piece of notebook paper with a list of brand names. Ecobee. Nest. Honeywell. Lyric. She had been doing homework. She said, Dave, I am the last one on my street without one of these. I sat down. I asked her how she knew that. She said, my sister has one, my daughter has one, the lady three doors down has one, the woman in my book club has one, both of the women in my prayer chain have one. She had a tally. She had asked. I asked her if her current thermostat was bothering her. I asked her if she had a temperature problem in any room of the house. I asked her what she actually wanted the smart thermostat to do for her. She said, I want to have what they have. Core line: "I told her that the comparison was not wrong, exactly, but it was important to notice that what she was actually buying, with the smart thermostat, was not climate control." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I got a call on a Tuesday in early August. Customer in a newer build out in Piedmont, second house from the corner on a cul-de-sac. He had not had any issue with his HVAC. Nothing was broken. The system was a builder-grade Goodman, ten years old, working fine. He said on the phone, I need somebody to come out and quote me a new system, today if you can. I told him I had room about three in the afternoon. I drove out. His system was running. I checked it. Coil was clean enough. Refrigerant was on. Static pressure was a little high because of the ductwork, but nothing emergency. Filter was fresh. I asked him what was wrong. He said, nothing is wrong. I just need to upgrade. I asked him why now. He said, the neighbor got a new system last week. The one across the street. Variable speed something. Heat pump, I think. He said it is so quiet you cannot hear it run. He said his electric bill dropped already. I asked what made him want the upgrade in particular. He said, I do not want to be the last guy on the street with the loud unit. I have been doing this for forty-five years. I know this customer. I have a name for it now that I did not have for the first thirty years of running into him. There is a body of research on what was happening at his kitchen table that day. A team of researchers, Andrew Przybylski and colleagues out of the UK and the Netherlands, published in 2013 a definitional paper on what they called fear of missing out, FOMO, as a measurable psychological construct. They built a scale to assess it. They tied it to social media use and to general life satisfaction. Core line: "If you are a customer who recognizes yourself in this, the lesson is that the discomfort you are feeling when you look at your neighbor's new install is not actually about HVAC." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

There is a customer of mine who runs a small construction company in central Oklahoma. He is in his early fifties. Started his business at twenty-six with one truck and a partner who quit on him in 2002. Built the company through the housing crash and the years after. He is good at what he does. His crews are reliable. His pricing is honest. His finishes are tight. His reputation has been earning him work for twenty years. He is also, in his own words, hated. We were sitting at his kitchen table after a system replacement and he was telling me about a competitor in his line of work who had been spreading rumors about him for about eighteen months. Stuff about pricing. Stuff about labor practices. Stuff that was not true and that he could not respond to without looking like a man who responds to rumors. He had been carrying it. He said, the worse thing is, I'm not even mad at the guy. I get it. It is what people do when somebody is doing the thing they wish they were doing. That sentence is what I want to talk about today. There is a body of research on envy that has been refined a lot in the last twenty years. The most useful framework, in my opinion, is from a 2009 paper by three Dutch researchers, Niels van de Ven, Marcel Zeelenberg, and Rik Pieters. Their paper made a distinction that the older literature had not made cleanly. They proposed that envy comes in two distinct forms, and the two forms produce very different behavior. The first form is what they called benign envy. Benign envy is the feeling, when you see somebody doing well, that motivates you to do better yourself. You see your friend get a promotion and you feel a small ache, and the ache turns into more effort at your own work. Benign envy, the research found, is associated with positive outcomes. It pulls people upward. Core line: "I want to talk about what it is like to be on the receiving end of this, because most people who get there for the first time are not prepared for it." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I had a customer about two years ago who could not let me find anything wrong with his house. Not because the house was perfect. The house was middle-aged, normal, had its share of issues. He had called me out for what he thought was a refrigerant leak. I checked the system, found a small leak in the line set where it had been hit by a weed trimmer some years earlier, and started telling him what the repair would involve. Before I could finish, he started explaining why it could not be a leak from the line set. He said the line set was protected. He said the weed trimmer guy had been told to stay away from it. He said it must be the indoor coil. I said, sir, with respect, I have it on the leak detector right now. The reading is at the line set. He said, then your detector is wrong. This is a different episode from the customer in ep69 who could not commit to a decision because he was afraid the decision might be wrong. That customer was paralyzed by anticipated regret. The customer I am describing today is something different. He had no trouble making decisions. What he could not do was let anything in his life be a problem he had not anticipated. I want to talk about this today because the difference between these two patterns matters, and I have been thinking about it since. The relevant research here is Carol Dweck's work, summarized in her 2006 book Mindset. Dweck spent decades studying how people respond to evidence of their own failure or limitation. She identified two broad orientations. A growth mindset, in which the person treats failure as information about a process that can be revised. And a fixed mindset, in which the person treats failure as evidence about who they are at a permanent level. Core line: "There are situations where the truth has to be stated and accepted, where people have to take responsibility, where saving face would be a moral evasion." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I have a customer who has been telling me for four years that he is going to insulate his attic. The materials are on his garage floor. Two pallets of R-49 batt, a roll of vapor barrier, a box of staples, safety glasses still in the plastic. Bought in March of 2022. Every maintenance visit he points at the pallets and says, that is the project for this fall. It is never that fall.He is a smart, organized engineer who runs a team at a plant outside Edmond. He is not bad at his job. He is bad at this project specifically. There is a name for it. Peter Gollwitzer studied the gap between what people say they will do and what they actually do. Strong intentions predict only about a quarter of real behavior. The fix is an if-then plan that ties the action to a specific cue.This is me, in Central Oklahoma, talking about the projects that live on the garage floor for years, and the small trick that actually moves them.Core line: "The goal is real but it lives in a different cognitive layer than the actions that would fulfill it."Give Us A ShoutThanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort.We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up.🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave HartzellBuilt on trust. Backed by warranty. Designed for comfort.

I have a category of customer in their forties who I find easier to work with than almost any other group. Mostly born between 1977 and 1983. A six-year window. Not Gen X, exactly. Not millennial, exactly. There is a name that got popular about ten years ago. Xennials.When his furnace quits, the Xennial calls me. On the phone. Like a regular person. He does not first diagnose it from a YouTube video or post in three Facebook groups. He asks reasonable questions, trusts that I know things he does not, and trusts himself enough to push back if my explanation does not match what he is seeing. He is calibrated. Sarah Stankorb named this cohort in 2014: the last analog childhood, the first digital adulthood.This is me, in Kingfisher, on why the people who remember both worlds make the steadiest customers I have, and what that says about the rest of us.Core line: "They got the last analog childhood and the first digital adulthood."Give Us A ShoutThanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort.We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up.🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave HartzellBuilt on trust. Backed by warranty. Designed for comfort.

There is an old man in Hennessey who lives with a yellow lab named Gus. His wife passed in 2020. Same house since 1979. When I went out there for a no-heat call, the dog sat at his feet the whole time, and the man talked to me and talked to Gus in the exact same tone.When I finished the ticket, he said, Gus has gotten me through. That sentence landed. Most people who do not own dogs do not know what dogs actually do for the people who own them. In 2015 Miho Nagasawa showed in the journal Science that when a person and a dog hold eye contact, both get an oxytocin boost, the same hormone that bonds a mother to an infant. It is not metaphor. It is the same machinery.This is me, on a service call near Kingfisher, talking about the quietest kind of company a person can keep, and why I notice it.Core line: "The dog was the other person in the conversation."Give Us A ShoutThanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort.We're employee-owned, family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up.🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave HartzellBuilt on trust. Backed by warranty. Designed for comfort.

I have a customer in her late thirties who told me, while I was changing her filter, that she has been tired since 2018. Not sick. Not depressed. Just tired. Sleep does not fix it. Vacation does not fix it. The tiredness has become the medium she lives in.She said it the way you would say something about the weather. Just a fact about her life. There is a name for it. Christina Maslach built the first real measure of burnout in 1981, and it is not depression and not ordinary fatigue. It is emotional exhaustion, a numb distance from the people you serve, and the feeling that nothing you do makes a difference.This is me, in Central Oklahoma, talking about the kind of tired you cannot rest your way out of, and what I have learned watching it sit in people's living rooms.Core line: "The tiredness has become the medium she lives in."Give Us A ShoutThanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort.We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up.🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave HartzellBuilt on trust. Backed by warranty. Designed for comfort.

I have known a lot of techs over forty-five years who were excellent at the work and could not pay their light bill. Gifted hands, customers who ask for them by name, and a truck one bad alternator away from being a project car.I stopped calling it bad luck a long time ago. There is a name for the inside of it. Pauline Clance and Suzanne Imes called it the impostor phenomenon back in 1978. The HVAC version sounds like this: a tech gets good, the customers like him, but he cannot quite believe he is supposed to be the guy. So when it comes time to charge, he undercharges. Not because he is generous. Because deep down he does not believe a person like him is allowed to ask.This is me, in Kingfisher, talking plainly about something this trade never names out loud. If it sounds like somebody you know, or somebody you see in the mirror, this one is for you.Core line: "He cannot quite believe he is supposed to be the guy."Give Us A ShoutThanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort.We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up.🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave HartzellBuilt on trust. Backed by warranty. Designed for comfort.

I have a whole category of customers in their fifties who do not want me to text them updates. They want the work done. Tell them when I am on the way, do good work, send the bill, stop. No check-ins, no truck-is-twelve-minutes-out alert, no survey two days later. I used to think that was just personality. The older I get, the more I notice the customers who feel this most strongly are mostly Gen X, and I do not think the preference is random. Gen X grew up as the latchkey generation. The phrase comes from a 1983 handbook by Jaime Long and Thomas Long, among the first to study what happened to American kids who let themselves into empty houses after school in the late seventies and early eighties. By some estimates a third of school-age children spent regular unsupervised time at home. It was not bad parenting. It was a structural shift. More mothers working, higher divorce rates, an economy that needed two incomes, and almost no after-school programs yet. The kids had a key and figured it out. What that produced is an adult generation with a particular relationship to autonomy. They learned at eight or nine that they were going to be okay alone. They manage themselves and they do not check in by default. When they became adults the preference stayed. They want competent help when they ask for it and they want to be left alone the rest of the time. Most service trades are doing the opposite. Confirmation texts, ETA alerts, post-job surveys, follow-up emails, seasonal reminders, holiday cards. For a Gen X customer every one of those is a small irritation. They did not ask to be on a list. One customer put it to me as, I am a grown woman, I do not need a follow-up email. That stayed with me. The boomer customer often loves the touchpoints. The Gen X customer reads less contact as more respect. So I segment. Gen X customers go on a low-touch list and get only what logistics require. Boomers get the touchpoints they appreciate. Both groups are happier than if I treated them the same. If your warmth is not landing with someone, it may be that their nervous system was calibrated at age nine to be okay alone, and your warmth is being read as overhead. I show up on time, do the work, send the invoice, and stay out of their way. Core line: "I am a grown woman. I do not need a follow-up email." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I have a customer who has read every HVAC blog on the internet. Early fifties, software job, smart and polite. He has a Trane variable-speed system, a thermostat app, a humidifier, a media filter, a UV light. Every maintenance visit he has a list of things he has been meaning to do. A register to rebalance in the back bedroom, a humidifier pad that has sat on his desk for three months, a duct seal job in the attic. None of it ever gets done. In 2000 two Stanford researchers, Jeffrey Pfeffer and Robert Sutton, published a book called The Knowing-Doing Gap. They found that most underperformance is not a knowledge problem. People usually know what to do. The gap is between knowing and doing, and it is bigger than anyone admits. One mechanism they named is the substitution effect. Researching the work and talking about the work start to feel like the work itself. That is my customer exactly. He has been thinking about that bedroom register for three years. He has read about dampers and Manual D and static pressure. The register has never been adjusted. When I asked him gently what was stopping him, he thought for a long time and said, I want to make sure I do it right. The wanting to do it right is genuine, and it is also the obstacle. He treats a twenty-minute reversible task as a final, high-stakes decision. The way out is not more information. It is action small enough to be reversible. I told him the worst case for the damper is you turn it the wrong way, the room gets too cold, you go back up and turn it back. There is no version where you ruin something. He looked at me like that had not occurred to him. We went up together, rotated it, fine-tuned it the next week, and three years of research got solved in about forty-five minutes. If you recognize yourself in this, the research is not the same as the work. It feels active and diligent, but it is the absence of action wearing the costume of action. Treat small reversible decisions as experiments, not final calls. If you can undo it when it does not work, just do it. Core line: "The research is not progress. It is the absence of action wearing the costume of action." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I went out to a retired schoolteacher in late 2023 to talk about replacing a 1998 heat pump. Twenty-six years old, loud, limping, on borrowed time. House paid off, husband passed in 2014, a pension and savings that left her well taken care of. I put three options on her kitchen table. She looked at the bottom number on the variable-speed Trane, about twelve thousand installed, and said, Dave, I can't. I just can't spend that. Twelve thousand was not the issue. She had it, and a lot more than it. But she could not bring herself to let it go. A psychologist named Brad Klontz started publishing in 2008 on what he called money scripts. He found that financial behavior is predicted less by the size of your account than by the unconscious beliefs about money you absorbed as a kid. His team named four scripts. My customer was running money vigilance. Money is not safe, spending is dangerous, even when you have enough you do not feel like you have enough. The vigilance does not switch off when the balance gets healthy. The same script that built her wealth made the wealth nearly impossible to enjoy. I did not push. I left the proposal on the counter and told her she could think about it. Three weeks later she called. She wanted the variable-speed system, but on a zero-percent Wells Fargo plan, paid out monthly in pieces small enough that the script could process them. Not because she could not write the check. Because the financing let her spend what she had without violating the script that built what she had. If you are a tech, do not push the upsell harder when a customer hits that wall. The wall is not informational. Step back and offer a structure the script can accept. If you recognize yourself in this, the script is not your enemy. It built what you have. But it is not the boss, and you are allowed to have the comfort that fifty years of work was supposed to buy you. Core line: "The financing is not for affordability. The financing is for psychological tolerability." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I have a customer who told me, plain, that she does not leave her house except for the grocery store and the doctor. She is sixty-eight, a widow, in a little ranch she and her husband built in 1981. Her daughter in Edmond reads it as her mother withdrawing from the world. After four years working on that house, I have come to read it differently. There is a body of research in environmental psychology on place attachment. Setha Low and Irwin Altman edited a book in 1992 that pulled the field together. The core finding is that people form bonds with specific physical places that work the way attachment bonds with people work. The familiar layout, the familiar sounds, the same coffee mug and the same route through the kitchen, all of it co-regulates the nervous system the way a long marriage does. When you have lived in a house for forty-four years, the house is not just a building. It is the partner you still have after the husband is gone. The world outside is full of new input she has to manage. Self-checkout machines, a doctor's office that moved twice, a parking lot that confuses her. Inside, in her chair, with the back porch out the window, she is regulated and well. She is not declining. She is calibrated. So when I work for her I go slow. I narrate what I am doing. I ask before I open a panel. I do not bring a helper she has not met. I put my tools on the runner she sets out for that purpose, not on her good rug, and I leave the thermostat at seventy-three where she likes it. She told me twice that she likes when I come because I do not stir up the house. If she is your mother, the work is to recognize what the house is doing for her and not confuse her stillness with sadness. If she is your customer, the work is to be the kind of presence that does not stir up the house. Core line: "I do not stir up the house." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I have a customer in her early forties who runs a small bookkeeping business out of her dining room. Single mother, two boys, a house she keeps better than most. A few years back she caught a leaking evaporator coil on her own system before I did. No HVAC training, no meter. She just noticed the basement smelled different and the upstairs was running a degree warmer at the same thermostat setting, and she stitched those two small things together. When I asked her how she caught it, she said, I notice things, I had to learn. That sentence is the whole episode. In 1995 Richard Tedeschi and Lawrence Calhoun published the first big paper on what they called post-traumatic growth. They found that a subset of people who go through real adversity come out not just intact but changed in ways you can measure. Deeper relationships, reordered priorities, and a sharper ability to read situations other people miss. They were careful about it. They never said suffering is good or that everybody who hurts grows. They said that for some people, under the right conditions, the hard road produces a kind of adult perception the unscathed never develop. I do not know what her childhood looked like and I have never asked. I do not need to. What I can see is what forty-some years of having to read the room produced. She catches what I miss. She sends five-sentence texts that tell me exactly when a sound started and what it does. The economy of language is the same skill that caught the leak. If you came up the hard way, I want you to hear that the smartness you developed is real. It is not your imagination. It cost you something and the cost is not negotiable. But the skill is yours, and it will work for you for the rest of your life if you let it. Core line: "I notice things. I had to learn." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

A service tech sees the back of the house. The customer presents the front. The polished entryway. The candle that gets lit before company arrives. The good towels in the guest bathroom. Then the tech walks past all of it, into the utility closet next to the garage, behind the laundry, into the attic, around the side of the house, and sees what the front door was protecting. Erving Goffman wrote the foundational work on this in 1959, The Presentation of Self in Everyday Life. He used a stage metaphor. All of us are performing a version of ourselves for whoever we think is watching. He called that the front stage. We also all have a back stage, where we drop the performance. Goffman was not saying the back stage is the real self and the front stage is fake. He said both are real, and the difference between them is part of how human beings function. A service trade is one of the few jobs where you regularly cross from the front to the back. Most techs read the back stage as evidence of the customer's character. They get smug. They tell stories at the supply house. That is the wrong read. The back stage is just the part of the house the customer did not know you were going to see. The gap between the two is not hypocrisy. It is regular human life. I had an emergency cooling call in north Kingfisher about ten years ago. Magazine front room. The side yard by the condenser was a mess. A dead grill, a broken chair, old filters left on the ground. The young helper with me made a joke. I shut him down, calmly, outside. I told him the grill broke during a cookout last summer and they did not have time to deal with it. They are not lying to us. They are tired. Your job is to fix the air conditioner. It is not to grade the side yard. That access carries an obligation. The obligation is to not weaponize what we see. Goffman's stage metaphor only works if both the front and the back stay protected. So my job, after the air conditioner is fixed, is to leave the back stage exactly as protected as the front stage. I saw what I saw. I just do not put it on display. That is what trust looks like in this trade. The discipline of seeing without telling. Core line: "The front room is for the people they want to be. The side yard is for the people they actually are when they are tired." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're employee-owned, family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

I went out to a house in May to install a new furnace and air handler. The customer was a man about my age, sixty-two, divorced, no kids in Oklahoma. He had taken early retirement from a refinery job two years before. He had decided to move to a smaller place in Stillwater closer to his daughter. While I worked, he packed boxes in the living room. Books mostly. I asked him when moving day was. He said two weeks. I asked, you got people coming to help. He said no. Flat. Not bitter. Just a fact. He said he was going to hire some college kids off Craigslist. I asked, gently, do you not have any old buddies. He looked at me a second and said, I had a lot of buddies thirty years ago. None of them stayed in my life. Robert Putnam's 2000 book Bowling Alone documented a forty year decline in what he called social capital. The clubs, the leagues, the friends you made at the plant. Daniel Cox put numbers on it in 2021. In 1990 about three percent of American men reported having no close friends. By 2021 that number was fifteen percent. One in seven men say they do not have a single close friend. Cox found a specific pattern. Men's friendships in this country tend to be built around shared activity, not shared emotion. The work team. The poker night. The bowling league. When the activity ends, the friendship usually ends with it, because there was no separate channel keeping it alive. The refinery guys he worked with for thirty years went quiet the day he retired. He thought it would keep going on its own. It did not. The pattern is not destiny. Putnam's data shows places where social capital was deliberately rebuilt did better. But it does not happen accidentally. Nothing about modern life rebuilds friendships accidentally. The structure has to be made on purpose and maintained through inconvenient periods. So I am doing something different. I am calling guys for no reason. Just to talk. I am making it inconvenient on purpose. Core line: "The friendship was the work. When the work ended, the friendship ended." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're employee-owned, family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

There is a kind of customer who, when you walk in, does not want a relationship. She is not rude. She is not cold. She has answered the door, shown you the thermostat, pointed at the indoor unit, and now she would like you to do your work and let her go back to whatever she was doing before you got there. Most of the techs I have trained read this customer wrong. They think she is unfriendly. They try to warm her up. She does not want to like them. She wants to read her book. In 1967 Hans Eysenck proposed that introverts and extroverts have different baseline levels of cortical arousal. The introvert's nervous system is already running closer to the top of its range, so additional input, including social input, pushes it past comfortable. Susan Cain's 2012 book Quiet pulled this into a wider conversation and named the cultural bias toward extroversion in American life. I went out to a house in Watonga last fall. A woman in her late forties. The condenser was making a noise. She met me at the door, walked me to the unit, said please tell me what you find, and went back inside to her book. A young tech with me said, that woman does not like us. I said, that woman is fine. She does not want a conversation. She wants the noise to stop. I fixed the noise, knocked on the doorframe, gave her the brief summary, and left. The young tech read it as a failed relationship. I read it as a perfect call. She did not need me to be her friend. She needed her air conditioner to work. The relationship she wants is the absence of a demand for a relationship. That is not coldness. That is respect. About a third of customers, by Cain's numbers, are running a different system. They will never tell you to talk less. They are too polite. They will just rate you a four instead of a five and you will not know why. So when I train a young tech I tell him to read the room. Quiet music, half finished book, closed doors, no hovering, and your job is to be the most efficient and least demanding human she has dealt with all week. Core line: "Be the call she does not have to recover from." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're employee-owned, family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

There is a particular kind of customer I am seeing more of now than I did twenty years ago. She is in her early sixties. Her kids are grown and gone. And she has just sold the four thousand square foot house on the north end of town and bought a fourteen hundred square foot bungalow built in 1958 with a one ton condenser on a pad next to the bedroom window. She called me to look at the bungalow's system before she moved in. The whole house could be cooled by what used to cool just the bonus room over her old garage. I said, ma'am, this is going to be a different experience for you. She said, that's the point. I asked her, gently, what made her do it. She said, I got tired of dusting rooms I never went into. In 1971 Philip Brickman and Donald Campbell described the hedonic treadmill. People adjust to their circumstances, good and bad. We get a bigger house, we are happier for a while, then we drift back to baseline. The treadmill works for losses too. The thing we get used to, we get used to. She had spent thirty years on the treadmill in the up direction, and every time she added more she felt the same. So she did something most people do not do. She got off the treadmill on purpose. Duane Elgin called this voluntary simplicity in 1981. Not poverty, not deprivation. A quiet recalculation. The person decides the cost of maintaining the bigger life is higher than the cost of letting it go, and they let it go. I went back two weeks after she moved in. The system was running well. She made me coffee in a mug older than I am. She said, I sleep better here. She said, I dust the whole house in twenty minutes. The hedonic treadmill is real. The thing we add, we get used to. The thing we subtract, we also get used to. The question is not how to add until we are happy. The question is how much we are willing to manage in exchange for what. Core line: "I did not realize how much of my life I was spending managing things I did not love." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're employee-owned, family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

There is a sentence I hear at least twice a month. It comes out of customers who finally call me after their system has been broken for weeks. Sometimes months. They open the door and say, I just gave up. They say it like an apology, like they let me down by not calling sooner. I have learned that sentence is data. A man called me in late August last year. House south of Hennessey. Single story, brick, lived alone, about seventy, a Vietnam veteran. His system had not cooled the house since the second week of June. He had been sleeping in the recliner with a box fan pointed at his face for ten weeks. In Oklahoma. In a summer that touched a hundred and four. He had called two other companies first. Both told him the system was old, told him it would be ten thousand dollars or more, and he said no thanks. After the second one he stopped calling. When I asked why he waited so long to call somebody else, he said, I just gave up. Same sentence. In 1967, Martin Seligman and Steven Maier called this learned helplessness. In 2016 they reformulated it: helplessness is not learned, it is the default. What gets learned, through repeated experience of effective action, is that we have control. His nervous system had run the numbers and concluded the calculation did not favor action. I looked at his system. A bad capacitor, a pitted contactor, a coil that needed a wash. About eight hundred dollars, not ten thousand. Nobody had offered him eight hundred. So he gave up. I did the work in two hours and the air came on cold. He stood there with it blowing on his face and his eyes got wet. He has called me three times since. He stopped giving up. The thing that breaks helplessness is not encouragement. It is one repaired experience of effective action. If somebody in your life has gone quiet in a way that worries you, the work is not to convince them. The work is to be a single concrete data point that shows them effort can pay off. Core line: "The recliner was not laziness. The recliner was the default state." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

A woman called me a year after a long, hard furnace repair to thank me, and she described it as the best service she ever had.That visit was a slog. Her furnace died on the coldest week of winter, I had to drive back to the shop for a part, and the whole thing ran hours longer than either of us wanted. By any honest accounting it was a frustrating afternoon.But that is not what she kept. What she kept was the end, when I sat at her kitchen table, drew her a diagram, and told her the furnace had ten good years left. There is a name for why the rough middle vanished and the calm ending stayed. The peak-end rule, from Daniel Kahneman and his colleagues.The middle of a job belongs to me. The end belongs to the customer. So I have learned to slow down right when my tired body wants to speed up, because the last few minutes are the minutes the memory keeps.Core line: "The middle of the job is mine. The end of the job is theirs." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're employee-owned, family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🔨 Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚚 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡 VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

Furnace tune-up west of town last fall. A man in his late sixties, living alone in a three-bedroom he built in the nineties when his kids were teenagers. I walked in and the walls were bare. Not the never-got-around-to-it kind of bare. The kind where things used to hang and got taken down. You could see the ghosts: the cleaner rectangle, the nail holes, the pencil mark from the level. Three bedrooms, two doors closed, no pictures anywhere. I did not say anything about it. You learn in this trade not to ask about the obvious thing. About thirty minutes in he offered me a glass of water and told me, quietly, that he had not seen his kids in eleven years. Joshua Coleman wrote a book in 2020 called Rules of Estrangement after thirty years studying family cutoffs. He found it is far more common than people admit and almost nobody talks about it. It puts a parent into a grief our society has no name for. The child is alive somewhere, the grandkids are growing up on a friend of a friend's Facebook, but there is no funeral and no casserole brigade. Pauline Boss named this in 1999. She called it ambiguous loss: gone but not gone, no beginning and no end because there is no body to bury. On my way out he said, thanks for not asking why. That is the sentence I keep coming back to. Every time he has to explain it, he has to relive it. I did not ask, not because I was wise, but because the furnace was the job and the rest was none of my business. I left him about ninety extra seconds of dignity. A lot of people are walking around with versions of those bare walls. The houses tell you, if you know how to look. Core line: "He needed someone to know without making him pay for the telling." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're employee-owned, family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.

Same brochures on the counter that were there three years ago. I'd been to this house twice before, both times for the same aging heat pump, eighteen years old and in the last chapter of its life. She knew what she was talking about. She knew SEER2. She asked about two-stage versus variable speed. She had a folder with printed specs, comparison charts, highlighted sections, two quotes she'd gathered. She had been planning the replacement for years. She just never pulled the trigger. Gabriele Oettingen studied this exact pattern. She calls it mental contrasting. Positive fantasy about a goal feels good, so good that it quietly drains the motivation to act. The more vividly you picture the finished thing, the more your brain treats it as already handled. Oettingen's fix is WOOP: Wish, Outcome, Obstacle, Plan. You name the obstacle and you write the if-then plan. Research without a plan is just a more sophisticated way of standing still. She wasn't lazy and she wasn't broke. She was stuck in the research phase because the research phase feels like progress while asking nothing of you. The folder was the comfort. The decision was the cost. I didn't push. I fixed what needed fixing and told her the system owed her nothing more. Core line: "Planning the new system felt like progress. It was the thing that kept her from ever buying it." Give Us A Shout Thanks for tuning in to Hartzell's Heat & Air, your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort. We're family-run, and powered by 45+ years of experience. Whether it's AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up. 🛠️ Book Online:https://book.housecallpro.com/book/Hartzells-Heat--Air/4a569038b3dc460daf2d5f6497b18351?v2=true🌐 www.hartzellsheatair.com📞 (405) 375-4822 🚛 Trane Comfort Specialist • Mitsubishi Diamond Dealer • ClimateMaster Elite🛡️ VIP Comfort Club • Remote Monitoring • Extended Warranties 📲 Follow us for tips, updates, and real-world installs:YouTube: @hartzellsheatair6003X: https://x.com/HartzellsHVACFacebook: facebook.com/hartzellsheatairLinkedIn: Dave Hartzell Built on trust. Backed by warranty. Designed for comfort.