Our 2001 Adventurer does charge the house batteries regardless of whether the switch position. I would assume yours operates the same way. You can be sure by consulting the operators manual. There is a section on the solar panel.
Operator Manuals 2001-2010
I tried to download a copy, but the the wifi at our current campground cut me off before it came completely through. The online manual is about 48 meg. It's the exact manual that came with the coach in printed form.
Linear Mode
