What was found
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON INSIDE CABIN LEFT SIDE BEAM Y1292 AT THE FOLLOWING LOCATIONS FRAME 16 & FRAME 18 23L. REMOVED AND REPLACED FLOORBEAM INSIDE CABIN LEFT SIDE BEAM Y1292 IAW SRM 51-41-11, 5-72-11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON INSIDE CABIN LEFT SIDE BEAM Y1292 AT THE FOLLOWING LOCATIONS FRAME 16 & FRAME 18 23L. REMOVED AND REPLACED FLOORBEAM INSIDE CABIN LEFT SIDE BEAM Y1292 IAW SRM 51-41-11, 5-72-11.