As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TNN - DURNIG 1/4 D-CHECK INSPECTION ON A/C AT AIR ASIA, SEVERE CORROSION WAS FOUND ON LT WING NR 1 L/E FLAP SKIN INTERIOR SURFACE AT LES 306. THE CORRODED SKIN WAS CLEAN UP AND REPAIRED PER B727 SRM 57-50-3, FIG 2. REF, HANGAR NON ROUTINE REPAIR ITEM CARD NR 809302 (SEQ NR 05052). (M)