As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE AC WAS OUT OF SERVICE FOR HEAVY CHECK, MAINTENANCE DISCCVERED MINOR CHAFFING ON FWD CARGO DOOR LOCKING MECHANISM LOWER TORQUE TUBE. PART WAS BLENDED AND DEEMED SERVICABLE IAW ETD 2012-170-010451-A. AC REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION.