What was found
DURING HEAVY MAINTENANCE CHECK, CORROSION WAS DISCOVERED ON CROSSBEAM IN FWD CABIN FRAME 17 AT 31 RBL; R & R THE CROSSBEAM IAW SRM 53-10-10.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY MAINTENANCE CHECK, CORROSION WAS DISCOVERED ON CROSSBEAM IN FWD CABIN FRAME 17 AT 31 RBL; R & R THE CROSSBEAM IAW SRM 53-10-10.