What was found
DURING 1/4 D-CHECK INSPECTION ON AIRCRAFT AT AIR ASIA, SEVERE CORROSION WAS FOUND ON FUSELAGE BELLY SKIN BETWEEN BS 700 AND BS 720 AT STRINGER 28R AND STRINGER 28L. THE CORRODED SKIN 4 INCH BY 21 INCH IN SIZE ON STRINGER 28L AND 5 INCH BY 21 INCH IN SIZE ON STRINGER 28R, WERE TRIMMED OUT AND REPAIRED PER B727 SRM 53-30-3 FIGURE 1. REF, HANGAR NON ROUTINE REPAIR ITEM CARD NR 809958 (SEQ NR 01082). (M)