Originally Posted by volvik
That was a great idea thanks....sadly no change. As soon as I turn the rear AC 20a breaker on in the coach service panel the generator dies. At least the converter has been eliminated.
With all power off, disconnect (likely wire nut) the positive wire in your A/C ceiling unit.
If the breaker still pops, you have a short before the A/C unit.
Assume you have been on the roof and checked the electrical connections inside the A/C.
Lastly, does that A/C run on shore power?