As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TNN - DURING D-CHECK INSPECTION ON AIRCRAFT AT AIR ASIA, IG CORROSION WAS FOUND ON LEFT AFT LAVATORY PARTITION LOWER SUPPORT HAT CHANNEL AT BS 1138, LBL 24. THE CORRODED LAVATORY PARTITION LOWER SUPPORT HAT CHANNEL WAS REMOVED AND REPLACED WITH NEW HAT CHANNEL MADE FROM BAC1510-335 EXTRUSION. (M)