Problem solved bad common wire between breaker panel and air conditioner. The mysterious black wire was evidently pulled in by dealer as a quick fix to replace bad common wire. I replaced romex 3 strand ac line from breaker panel to air conditioner. Works great now. thanks all.
So I finally got home and stuck a meter on the ac lines entering the relay control box on the air conditioner and there is only about 50 vac there. So it seems I don't have 120vac like I need.
sorry the picture is blurry hard to get a good one. the black wire can be seen hanging down stripped part not in view.after some looking further today that black wire was ran behind fuse panel up the wall through ac duct work to rear air conditioner, it was connected to the neutral wire going to...
just purchased 2019 sundance both air conditioners worked at pdi. hauled camper home about 30 miles now rear ac wont do anything at all.I opened up fuse panel and found a black wire that was stripped just hanging not attached to anything,wire has 120 vac on it i traced wire to rear ac unit and...
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