What was found
RIGHT FUEL TANK DRY BAY HAS RUNNING LEAK LABOR AND GROUND TIME UPDATED FUEL LEAK FOUND AT ETOPS CK SUSPECT FUEL LEAKING FROM FAILED SEAL LOCATED AT TOP CORNER OF RIGHT WS 344.3 INTO THE DRY BAY. PERFORMED FUEL TANK LEAK DETECTION BACKBLOWING PROCEDURE REF AMM 28-11-00. FOUND LOCATION OF LEAK IN RT MAIN FUEL TANK ON TOP OF RIB NR 5 AT NR 8 STRINGER INTERSECTION. CORRECTION TO PREVIOUS ENTRY, NO PHOTOS ATTATCHED. CORRECTION, LEAK IS LOCATED AT TOP OF RIB NO. 6 AT NO. 8 STRINGER INTERSECTION. CORRECTION, LEAK IS LOCATED AT TOP OF RIB NO. 6 AT U21 INTERSECTION. REF SRM 57-20-09. REMOVED SEALANT FROM INSIDE FUEL TANK ON TOP OF RIB NO. 6 AT U21 INTERSECTION REF AMM 28-11-00. APPLIED NEW SEALANT IN EVACUATED AREAS, BOTH DRY TANK AND RIGHT MAIN TANK. REF AMM TASK 28-11-00-308-013 AFTER 12 HOUR OF APPLYING SEALANT VERIFIED SEALANT CURED NO LEAKS NOTED