In this important video, we will show you how to properly troubleshoot a heat exchanger on a furnace.
Learn more about NexTech Academy's HVAC curriculum at https://www.nextechacademy.com
This video walks you through the steps of how to correctly troubleshoot a compressor in the field.
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Learn how to diagnose demand defrost boards on a heat pump.
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Learn about the different types of contactors on the market for residential home service, and how to test and replace them.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com