What was found
DURING A SCHEDULED INSPECTION OF THE REAR PRESSURE BULKHEAD A LOCALIZED AREA OF PITTING CORROSION WAS DISCOVERED AROUND THE BULKHEAD FITTING FOR THE RELIEF TUBE CONNECTION. THE AREA WAS CLEANED AND INSPECTED AND AN APPROVED DOUBLER REPAIR CARRIED OUT. THE BULKHEAD FITTING ASSEMBLY WAS REPLACED WITH NEW TO PREVENT THE POSSIBILITY OF ANY FURTHER LEAKAGE. ALL OTHER AIRCRAFT IN THE FLEET WERE INSPECTED WITH NO DEFECTS NOTED.