What was found
CORROSION ON COUNTERSINK AREA AT RT MAIN FUEL TANK ACCESS PLATE NR 1462C AND 1464C MRB 57-083-02,AYP, CARD 107, ZONE 10, FUEL. CORROSION ON COUNTERSINK OF ACCESS PLATE NR 1462C WAS REMOVED IAW SRM 51-22-2A, COUNTERSINK WERE MEASURED AND MAXIMUM DIAMETER ALLOWABLE IS 0.532" AND WERE FOUND 3 COUNTERSINK ADJACENTS OUT OF LIMITS, MEASURED 0.540", 0.550" AND 0.540" ON ACCESS PLATE NR 1462C. THEREFORE ACCESS PLATE WAS REPLACED IAW SRM 51-22-2A CONDITION II.