Dometic Rooftop RV Air Conditioner "duo therm roof fan" Questions

...duo therm unit hum when the thermostat reaches the correct temp. The fan shuts off but the hum is still there. Changed the relay board, but it still does it. Need your help, please. When this happens ...

Duo Therm AC/Heating not working at all after tripped breaker. I have a Duo Therm AC/Heating unit that came with the RV. About 12 yrs old. The RV is parked at a ranch and the breakers were tripped ...

...duo-therm roof top ac unit in trailer .fan will not come on .Compressor comes on when i turn the knob to cool but no fan.Is there a fuse of somekind in the unit that can be causing this? airhead 757 ...

duo therm a/c unit was working fine this weekend untill it all of a sudden stopped blowing air the compressor kicks on but the fan does not check for the presence of voltage supply to the fan motor,if

...duo therm roof mounted a/c. It cools and the fan blows cold air but every minute or so makes a humming noise. It was installed a month ago and just started this today. try running the fan by itself ...

duo therm roof top a/c compressor comes on fan will not. I replaced the fan motor,it worked fine once on the test run. put it all back together tried it again, compressor comes on fan will not. Tried ...

duo-therm 13500 roof a c compressor will not stop running when temp is met however fan does stop Sounds like a bad thermostat switch, (stuck close--or in run position).

...duo therm air conditioner think thermostat problem i have a duo therm air conditioner think thermostat problem when on auto temp must be set on 85 90 for it to cycle on and off even whith the inside ...

...Duo-Therm CCC 3106463.007 is blank, Ckt Bkr is OK , 12vdc maesured at wall jack. 2-Pinguin Roof Mounts, CCC is a 5 button. Help .... find the stat wire and jump red to green to see if fan comes on if ...

...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 ...