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Heat Pump Troubleshooting- Defrost Board Testing and Bypass for Cooling!

This HVAC Video is about how to Troubleshoot a Heat Pump Defrost Board and How you would bypass the board for Cooling and why you would not bypass it for Heating. I cover where to test for 24v, where the 24v is coming from, what wires you need to connect to get cooling on, when the reversing valve is powered, as well as other tips.

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