What was found
DURING HEAVY MAINTENANCE FOUND AFT CABIN FLOOR SUPPORT AT FRAMES 66-88 -Y765 CORRODED. REPLACED THE FLOOR SUPPORT IAW SRM 51-42-11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY MAINTENANCE FOUND AFT CABIN FLOOR SUPPORT AT FRAMES 66-88 -Y765 CORRODED. REPLACED THE FLOOR SUPPORT IAW SRM 51-42-11.