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
Tip: When choosing a thermostat, we decided to go with a digital NON-programmable version. Turn up or down, that is it. It's a pain to change all the programs all the time ;)
Hope you find your solution quickly ;)
Hope you find your solution quickly ;)
