Trying to help out a fellow RVer. Has a 2004 ish HR Ambassador , no 12V at all, lights, furnace, water heater nada. I have an 07 but they are very different. Checked pedestal, inverter, turned both of...
The KIB battery disconnect solenoid is stuck unlatched or it is bad...mine went out yesterday, uninstalled it accidentally dropped it on a landscape timber checked it with a meter both load and battery zeroed out....reinstalled it and Thank God it worked again.