We have had quite a number of questions come in concerning the efficiency and overall operation of RV roof air conditioners. Some don’t cool, and some just don’t work at all. Once again, it’s important to understand how the roof air conditioner works to help find the “gremlin.” It starts with the thermostat (t/stat), which … Continue reading RV ‘Gremlins’, Part 4: RV roof air conditioners: Sometimes they work, sometimes they don’t