Had the same problem on my Coachmen 27KB. The fuses were in an add-on block under the left side of the dash screwed to the floor. The cause was the wires shorted on the frame of the dash where they were routed over a sharp stamped support. YMMV
No PM’s (they are not private anyway)
Posting exclusively in the Forester/Sunseeker section for the amusement of fellow Forester/Sunseeker owners.