What was found
AFTER LOADING AIRCRAFT, MAINTENANCE WAS CLOSING THE MAIN CARGO DOOR NORMALLY, THE DOOR STOPPED 2-3 INCHES SHOT OF CLOSING. MAINTENANCE THEN TRIED TO CLOSE THE DOOR MANUALLY BUT THE DOOR MECHANISM FAILED AND INTERNALLY PUNCHED A 1 INCH HOLE. FOUND BROKEN HOOK ACTUATOR ROD ASSY. R&R WITH NEW ROD ASSY PER AMM 52-32-11 AND PERFORMED SIDE CARGO DOOR OUTER SKIN AND INTERNAL BONDED DOUBLER PUNCTURE REPAIR AS PER EO B747-5230-62631A, OPS TEST OF MAIN DECK DOOR TEST NORMAL PER AMM 52-32-01/601.