Furnace runs, but when it cuts off it won't restart unless I turn the control to the off position then back on . (Coleman Mach Analog Heat/Cool RV Air Conditioner Thermostat - 12V

Answer

Dec 01, 2021 - 08:49 AM

According to my technicians, check voltage between blue and white wire at the thermostat. If you don’t have voltage you’ve got a bad tstat, if you do have voltage then you either have an issue with the furnace or a bad or broken wire.

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Furnace runs, but when it cuts off it won't restart unless I turn the control to the off position then back on .

Coleman Mach Analog Heat/Cool RV Air Conditioner Thermostat - 12V - Black

The Coleman Mach 9420-351 Thermostat is a single stage heating and cooling wall thermostat with an analog readout. Control your RV air conditioner, gas, or electric heat strips and fans from one convenient location.

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