As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAJOR REPAIR - DURING C19 CHECK DISCOVERED DEBONDED AREA ON THE UPPER AND LOWER SURFACE OF THE LT OB AFT FLAP FROM WBL 230.68L TO WBL 234.68L, IB END. MAINTENANCE REMOVED AREA OF DEBOND IAW SRM 51-70-10-2R4 FIG 203. FABRICATED CORE AND REPAIR DOUBLER IAW SRM 57-53-02-0I FIG 1. BONDED FABRICATED REPAIR PARTS TO THE UPPER AND LOWER SURFACES OF THE LT OB AFT FLAP FROM WBL 230.68L TO WBL 234.68L IAW SRM 51-70-10-2R4 FIG 203.