As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THRU/SERVICING CHECK, FOUND A 6 INCH BY 8 INCH HOLE BURNED THROUGH RT INBOARD REVERSER COLDSTREAM ACOUSTIC PANEL JUST AFT OF INTAKE FOR PNEUMATICS HEAT EXCHANGER COLD AIR AT THE 11 O'CLOCK POSITION. FOUND IMMERSION THERMOCOUPLE BACKED OUT OF MOUNTING HOLE, ALLOWING JET OF HOT AIR TO BURN HOLE IN PANEL. REINSTALLED THERMOCOUPLE AND SAFTIED, FERRIED AC TO ATL WHERE INBOARD REVERSER HALF WAS REPLACED AND ROUTED TO SHOP FOR REPAIRS.