AC unit humming when I turn off the system.
I have a Dometic brand AC unit with a analog thermostat. When I turn the thermostat to off there is a humming noise coming from the AC unit on the roof. The only way it stops is to flip the breaker. T...
Forum Discussion
DutchmenSport wrote:
I think, if you were to unwire the thermostat the humming should shut off. If it doesn't, then there's more going on than just the thermostat.
That is a brilliant and simple point. Thank you. I plan on getting one and trying it but I am not the smartest on these subjects. So I thought I would ask so if anyone gave a hard no it would save me $20
