Questions & Answers for: set thermostat dometic ac

AC keeps cycling on and off. Have to set AC keeps cycling on and off. Have to set thermostat at 50 to get it to run. Whats wrong with my AC? If it runs o.k. at 50, I'd say check thermostat.

...dometic roof AC unit that when I apply power the compressor will not turn off. It keeps running all the time and then will ice will form on the cooling fens inside the unit. Even as soon as I turn on ...

...thermostat there is a "high-low" switch. What does that do and does the "lo" function reduce the power demand. My Yamaha 2400ishc generator runs the AC just fine on lo but on hi it struggles and ...

...running. I have a Dometic 520.. series rooftop AC. The unit wont stop running no matter where the Thermostat is set at. Just started happening on this 4 year old unit. a defective thermostat thats ...

...thermostat continually kick on and off even though the set temperature has been reached? The situation...temperature setting is 68F. The AC reaches that temperature and shuts down. Approximately 1-2 ...

...cycles on even when therm is set to off and fan on auto. I have the duo therm connecting my ac and furnace. What is the solution? defective thermostat, relay module, or communication cable between ...

...thermostat? Try plugging the hole in the wall where the wire comes through. Also be sure you are not trying to reach your humidity set point therefore overshooting your cooling setpoint. Referred to ...

...and the Dometic ac was completely turned off even tho thermostat is set on high to run continuously. Thermostat still said 69 but nothing was running. Turn off back on &worked was fan on auto and ...

Thermostat Control changes temp on own, will have it set on 70 and after a while it will automatically go to 55 or change from Ac to furnace automatically The thermostat may have to be replaced. If it

...thermostat is set to auto, and it reaches correct temp the fan cycles off but the compressor keeps running. New thermostat made no difference. Compressor doesn't turn off on any setting except off. ...