How to Test a Thermostat with a Multimeter!
5:57
YouTubeAC Service Tech LLC
How to Test a Thermostat with a Multimeter!
In this HVACR Video, I go over how to Test and Read Voltage to Verify if a Thermostat is Working Properly. I use a Multimeter in order to read each 24v signal at the control board. I go over the thermostat color code and terminal functions as well as how the thermostat works in order to show how to diagnose the thermostat. Supervision is needed ...
437.7K viewsDec 17, 2017
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