NATE HVAC Exam Prep 5, The Refrigeration Cycle and Component Roles

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Tracing refrigerant temperature, pressure, and phase changes through all four major cycle components - How subcooling and superheat are measured and applied during system charging and troubleshooting - Common NATE exam traps regarding compressor inlet conditions and thermostatic expansion valve behavior - The role of flash gas at the metering device outlet and its impact on evaporator efficiency - How the reversing valve alters indoor and outdoor coil functions in heat pump heating mode For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep

Episode metadata supplied by the publisher feed · Published Aug 23, 2026

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NATE HVAC Exam Prep 5, The Refrigeration Cycle and Component Roles

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