What was found
TNN - DURING 1/4D-CHECK INSPECTION ON AIRCRAFT AT AIR ASIA, SEVERE CORROSION WAS FOUND ON LOWER RUDDER TAB L/E NOSE SKIN AT RUDDER STATION 159, 136 AND 83. THE CORRODED NOSE SKINS, P/N 65-62444-2, 65-62444-3 AND 65-62444-6 AND WERE REMOVED AND REPLACED PER B 727 SRM 55-40-1 IN CONJUNTION WITH BOEING PARTS LIST NR PL65-62444. REF, HANGAR NON ROUTINE REPAIR ITEM CARD NR 809757 (SEQ NR 03007). (M)