I have an 08 Rockwood Ultralite 5er. Model8281ss. When I am hooked up to a vehicle or shore power I am able to have 12v power, but when I am unhooked from either of these I cannot use any of the 12v i...
Ditto on what others have said. In addition, your battery doesn't sound healthy. 12.2 volts after a charge of how long? Have you checked the water levels in it recently?
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