Originally Posted by jstatton
There is no fuse...the positive wire goes to a junction box under the front of the Camper and then branches off to the back of the camper into the fuse box area by the refrigerator.
what else can I do?
If there is one line in and one line out of that junction box, it very well be a resettable or one time fuse inside. Open it and check, I'd open it just to see what's inside. Power lines are supposed to be protected near their source. Could even be corroded connections inside.