What was found
DURING "C" CHECK INSPECTION THE FOLLOWING WAS FOUND; AFT LOWER CARGO COMPARTMENT STATION 1620, BETWEEN L-26R AND L-31R INNER SKIN WITH SEVERAL SPOTS OF CORROSION. REPAIRED FUSELAGE INNER DOUBLER AT FS 1620, BETWEEN L-25R AND L-31R IAW MFG ENGINEERING REPAIR ORDER AROW-031RO-3, PAGE 1 TO 2, DATED 05/01/03 AND REPAIR DRAWING NUMBER AISAC-N784AL-03/03, SHEETS A-1 TO A-5, DATED 05/01/03, REVISION IR. ISSUED FAA FORM 8110-3 APPROVING THIS REPAIR.