ON MAY 28, 2019 WHILE PARKED IN A CAMPGROUND MY ATS (AUTOMATIC TRANSFER SWITCH) CAUGHT FIRE, ALL ELECTRICAL SYSTEMS INSIDE THE RIG SHUT DOWN, I SMELLED SMOKE AND IMMEDIATELY KNEW WHAT TO CHECK AS OVER 30 MEMBERS ON THE FUSE FACEBOOK PAGE HAVE DOCUMENTED THIS. I WENT OUTSIDE AND SMOKE WAS BILLOWING OUT THE ELECTRICAL ACCESS DOOR. I IMMEDIATELY UNPLUGGED FROM SHORE POWER. THANK GOD I WAS THERE WHEN IT HAPPENED. I WAS TOLD IT WAS NO LONGER IN WARRANTY AND HAD TO PAY OUT OF POCKET FOR REPLACEMENT. NUMEROUS MEMBERS HAVE CONTACTED WINNEBAGO WITH NO RESULTS. THIS IS VERY FRUSTRATING TO KEEP SEEING IT HAPPEN TO FELLOW FUSE OWNERS.