Forum Discussion
ksg5000
Jun 16, 2016Explorer
Your furnace runs off of your coach battery and the furnace fan tends to be a battery hog. How long it will last depends on the size and quantity of your coach batteries ... as well as how often your furnace comes on (temperature). Many Class C's come with one type 24 battery which won't last much longer than one night in cold weather - you can recharge the battery with your generator but I suggest you start your engine b4 trying to start the generator because you don't want to end up stranded with both dead coach and chassis battery.
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