As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IN-FLIGHT MAIN DC CIRCUIT BREAKERS TRIPPED. CIRCUIT BREAKER PANEL WAS HOT TO TOUCH. BREAKERS WERE RESET AND A NORMAL LANDING MADE. INSPECTION OF ELECTRICAL SYSTEM AND CIRCUIT BREAKER PANEL REVEALED NO DEFECTS. A BLEED AIR HOSE UNDER THE PANEL WAS FOUND TO HAVE SEVERAL SMALL HOLES IN IT CAUSING THE PANEL TO OVERHEAT. HOSE WAS REPLACED. RECOMMEND INSTALLING INSULATION. (X)