07 - TYPICAL DEFECTS

Send us Fan MailComprehensive checklist of typical cooling system defects: evaporator, condenser, line set, thermostat, condensate, ducts, and more.Show Notes:Episode Overview: Complete list of typical defects across all cooling components: evaporator coil/air handler (support, level, condensate tray, air leaks, icing, cleanliness), condenser (level, clearance, sun exposure, fin/cabinet damage, oil leaks, noises, icing, OPD mismatches), refrigerant line set (insulation, support, penetrations, improper termination), thermostat (location, calibration, wiring), condensate management (slope, traps, terminations, overflow pans/pumps), returns/filters (improper locations, dirty filters, duct cleanliness), low-pressure duct defects, window/through-wall units, mini-splits, evaporative coolers, and standards references.What You'll Learn: • Evaporator/air handler defects: support, level, condensate issues, air leaks, icing • Condenser defects: level, clearance, damage, oil leaks, noises, mismatched ratings • Refrigerant line set defects: insulation loss, improper support, penetration issues • Thermostat defects: improper location, calibration, wiring issues • Condensate defects: slope, traps, terminations, overflows • Return/filter defects: location, cleanliness, inappropriate filters • Duct defects: sagging, leaks, improper connections, undersized returns • Additional system types: window units, mini-splits, evaporative coolersKey Takeaways: ✓ Use this checklist during every cooling system inspection ✓ Prioritize safety-related and performance-impacting defects ✓ Document defects with photos and clear descriptionsIRC Code References: IRC 2018 Chapter 14 (Heating and Cooling); ACCA StandardsStudy Tips: Create your own inspection checklist based on this episode. Practice on multiple systems until defect recognition becomes second nature.Intro This episode is brought to you by GetSync.pro This episode is hosted by Charlie Bellefontaine of Chicagoland Home InspectorsFor complete training with visual materials, practice exams, and certification support, visit nhiexamprep.com© 2025 National Home Inspector Exam Prep Podcast. All rights reserved.