TL*THE CONTACT OWNS A 2004 R-VISION TRAIL CRUISER TRAVEL TRAILER. OVERNIGHT, THE FUSE BOX IN THE TRAILER EMITTED SPARKS. IN THE MORNING, THE CONTACT SMELLED A BURNING ODOR AND OPENED THE TRAILER. THERE WERE THICK CLOUDS OF SMOKE POURING OUT OF THE TRAILER, WHICH WAS A FIRE HAZARD. THE TOP HALF OF THE FUSE BOX WAS ENTIRELY MELTED AND THE 12 VOLT PANEL WAS DESTROYED. THE FAILURE MILEAGE WAS UNKNOWN.