NATE HVAC Exam Prep 39, Evacuation Charging and Startup
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: - Why dry nitrogen pressure testing and low-PSI purging during brazing are required before system evacuation on NATE exams. - How to evaluate a vacuum decay test at five hundred microns using the rule: Spike Means Leak, Slope Means Moisture. - Why verifying…
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