RV Charging while Driving Function Restored

Wednesday, July 1As part of the house battery short-circuit debacle, the RV had lost the ability to be charging its house battery while the engine was running on the chassis. I tried for several hours on and off and could not figure out what was the deal. I suspected it was the battery isolation manager solenoid but lacked the expertise to troubleshoot much beyond the point of accidentally smoking the replacement put in by the Ford dealership.Martha found me a local Mobile RV Repair guy, Pat Serrant of PEM RV services Pat showed up today and two hours later he'd replaced the smoked Battery Isolation Manager (BIM), found a couple of fuses that needed replacement and which fixed the ignition override function on the RV's steps as well!He patiently walked me through the diagnosis steps so that I've gained a better understanding of the charging system. New Solenoid Fuse for ignition trigger wireFuse was busted here too atThe house battery disconnect I really must remember to disconnect…