As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TNN - DURING 1/4 D-CHECK INSPECTION ON A/C AT AIR ASIA, .5 INCH LONG CRACK WAS FOUND ON LEFT SIDE VENTRAL STAIRWALL TORQUE BOX LIGHTENING HOLE CUTOUT AT BS 1235. THE CRACK WAS STOP DRILLED AND REPAIRED PER B727 SRM 51-40-2 FIGURE 1. REF, HANGAR NON ROUTINE REPAIR ITEM CARD NR 809716 (SEQ NR 02158). (M)