Roof a/c froze into a block of ice overnight.
I had the thermostat set so it wouldn't get too cold in here, like I always do. Had it set to "low cool." Woke to a/c sounding very bad. Shut it off, opened the hatch inside the coach and found the co...
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You are probably okay now. Just keep the fan on high when heat is high, that way enough warm air is coming in through the return to keep the ice away, or at least that has been my experience.
