What was found
DURING HEAVY CHECK MAINTENANCE, IT WAS FOUND THAT FWD MAIN CABIN DUMMY RAIL Y503 FRAME 16 STRINGER 23L HAD CORROSION. REMOVED AND REPLACED THE DUMMY RAIL FROM FRAMES 12 TO 16 IAW SRM 51-72-11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK MAINTENANCE, IT WAS FOUND THAT FWD MAIN CABIN DUMMY RAIL Y503 FRAME 16 STRINGER 23L HAD CORROSION. REMOVED AND REPLACED THE DUMMY RAIL FROM FRAMES 12 TO 16 IAW SRM 51-72-11.