My Coleman Mach roof a/c unit is not cooling well and I'm thinking of replacing it. It's about 15 years old. I've already been on the roof to remove the cover and clean the unit. It was clean as a whi...
Before you go to far ,are you sure compressor is really running and not just the fan, many fail because of the quick start capacitor. I even keep a spare , If so get number, check out e bay my spare cost 18.00. Remember they are sealed system like home refrigerator leaks do happen but not often.