12 Volt system problem
I just got my first motorhome an old 1980 Roll A Long on an E350 Ford Chassis. It's old but very nice for it's age. Everything works on shore power and generator but in order to get the lights to wok ...
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Check tightness of allen head set screws at converter/charger output terminal block. Check for 13.6 volt DC output at the same terminals. Check for any blown fuses or open circuit breakers between converter/charger and house batteries. That control center may have some sort of house battery disconnect/connect button connected to a latching relay near the house batteries. You should hear it snap when you push the house battery disconnect/connect button. These gizmos go bad and stick open. You may need to get help from a local RV service.Old RV's often have tricky electrical problems caused by corroded or loose connections or aging parts.
