On first trip of the year old house battery (group 27) died 6 hours after setting up. All the 110 appliances worked, but all of the 12-V lights dimmed; battery indicator on the house monitor said it w...
To drain a fully charged battery in under 10 hours indicates there is a pretty good drain on the battery, but not enough, or in the wrong place, to blow a fuse.
Could a wire have been damaged in your collision last year?
I don't suppose you have a clamp-on ammeter to measure the current drain, or a charger to recharge the battery. About all you can do, for now, is look at the battery wiring to see if you can see any damaged or shorted wires.
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