As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING ANNUAL INSPECTION, AME NOTICED CHAFING BY THE SUBJECT LINE ON THE BULKHEAD. AFTER REMOVAL OF THE PRC CAULKING, FOUND THAT THE REMOVABLE PART OF THE BULKHEAD TOUCHED THE LINE. THE LATTER WAS GOUGED ALMOST 50 PERCENT IN THICKNESS. LINE REPLACED AND BULKHEAD HOLE ENLARGED.