I just bought a Trail Lite B+ 211s with 8.1 Chevy engine. This is my fifth motorhome (others range from an old 20' Vagabond, and three Winnegagos, from 19 to 32'. This vehicle is fantastic. I am...
Burl, you were right on. Not only that, you stumped the panel of experts. :)
Yes, the EM solenoid is used by the BIRD to connect the two batteries for: 1) charging the chassis battery when the house battery is getting a charge, 2) charging the house battery when the chassis battery is getting a charge, 3) connecting the two batteries for starting when the chassis battery is run down.