Originally Posted by SchockT
By the way Telecam, am I to understand that you have a heat pump on your boat? (I am guessing that is what you mean by "dual heat/A-C?) If so, and you are on shore power, why don't you just leave that set low enough so it only comes on if it gets really cold.
Yes, I do have a heat pump, that is why I thought leaving it in heat mode just for a few days before I winterize the boat early in december may just be the easy, safest thing to do.