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How Defrost Works on a Heat Pump! Explained Step by Step!

In this HVAC Training Video, I show the Defrost Sequence of Operation on a Heat Pump and I Explain How Each Component Works and is Powered. The Outdoor Fan shuts off, the Reversing Valve changes the direction of the refrigerant, and the W Terminal sends power to the indoor air handler to power the Electric Strip Heaters!

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