NATE HVAC Exam Prep 47, Gas Furnace Service and Combustion Diagnosis
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: - Understanding the exact step-by-step sequence of operation for gas furnaces on the NATE exam - Identifying why pressure switches must start open before inducer activation to pass safety checks - Measuring flame sensor rectification correctly in microamps DC to…
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