What was found
DURING D-CHECK, FOUND LEFT WING AUX TANK UPPER CAP HAS CORROSION AT ATTACHMENT HOLES. REMOVED DAMAGED T-CAP, AND INSTALLED NEW T-CAP FROM DOUGLAS AIRCRAFT COMPANY. INSTALLED IN ACCORDANCE WITH DOUGLAS AIRCRAFT COMPANY, SRM 51-1-20 AND 51-1-21. WORK ACCOMPLISHED UNDER ARROW AIR FORM JW3B, WORK ORDER 970101, ITEM NR 1209, CONTROL NR 1437.