What was found
TNN - DURING 1/4 D-CHECK INSPECTION ON AIRCRAFT AT AIR ASIA, SEVERE CORROSION WAS FOUND ON AFT CARGO COMPARTMENT BS 970 FRAME LOWER CHORD FLANGE BETWEEN STRINGER 27R AND STRINGER 28R. THE CORRODED FRAME LOWER CHORD WAS TRIMMED OUT AND REPAIRED PER B727 SRM 53-10-4 FIGURE 11. REF, HANGAR NON ROUTINE REPAIR ITEM CARD NR 804047 (SEQ NR 01151) (M)