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sherpaxc's avatar
sherpaxc
Explorer
Apr 13, 2014

Ac compressor won't kick off

Not sure on the exact model. I'm sitting in traffic trying to figure out why is going on with my ac. I have an 08 jayco jayflight with ducted ac. It just has the two knobs that let me set the temp and the other knob lets me put it on low cool, high cool, low fan, and high fan. Anyway, it blows very cold but if I try and adjust the knob so it's not blowing cold air the whole time the compressor won't kick off. It just runs until it freezes up. It takes about 3 hours for it to freeze up. Any ideas what I can do? I've never experienced a compressor that won't kick off.
  • sherpaxc wrote:
    So what would I need to do to fix this? Do I need a whole new ceiling assembly? I'm assuming the ac on top is working just fine. This is a ducted ac.
    If it is the control relay, it is located inside the lower portion of the unit. Remove the inside cover, inside a metal box, circuit board is in there. Should be marked. Last one I bought was about $45 from PPL. Easy fix.
  • It is the thermostat- that is the only component that would do that- the OP has a purely mechanical setup- no relays, no electronics, just a mechanical thermostat and switch.

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