Originally Posted by Brian B-P
Good thinking, but...
With shore power on, the converter/charger should have been delivering lots of voltage, regardless of the battery state of charge.
That and our house batteries are brand new. Just replaced them before the trip.
We have been dry camping over the last two weeks on solar and I have been watching the batteries, they are more than adequate for anything we have done including watching Satellite TV off the inverter at night.
(and BTW, the propane is turned off when stored next to the house.)