The real question is:
Do you have the fridge problem with no AC applied to the coach (generator or SP)?
28 VAC on a 12 VDC line is grossly excessive. Is your multimeter on "Auto"? Could that be 28 millivolts AC?
You may be chasing the wrong symptom.
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Ted & Melinda
2016 ACE 27.1
2016 Chevy Sonic Toad - Selling
2020 Chevy Colorado Z71 Trail Runner Toad
2024 Chevrolet Trax 2RS - Soon 2B TOAD
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