Noisy roof AC
I have a 37' 2012 Thor Challenger with two roof air conditioner units. They are awfully loud, especially the front one, which often has a bit of mechanical noise along with the air noise. Any sugges...
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Get up on the roof and take the cover off. There are some baffles in there that can have loose screws etc. Also a popular place for birds to make a nest.
My rear Dometic was noisy until I changed the gasket, then it quieted down. I expect the old gasket allowed the mounting bolts to loosen. Do not over tighten the mounting bolts or you'll have a leak. They take something like 40 INCH lbs of torque.
My rear Dometic was noisy until I changed the gasket, then it quieted down. I expect the old gasket allowed the mounting bolts to loosen. Do not over tighten the mounting bolts or you'll have a leak. They take something like 40 INCH lbs of torque.
