I hooked up to 30 amp shore power, all the lights in the camper went dim and then dimmer. Also the heater would not heat, everything else, plugs and heater/ ac worked fine. Not sure what the problem i...
There should be 1 or 2 30 AMP auto fuses in the 12 volt fuse panel I would check those first, and when mine were bad they tested okay but for some reason didn't work right when there was a 12 volt load on them after I replaced them everything was fine