What was found
DURING HMV AT SAA, THE NR 1 PYLON AFT BULKHEAD LOWER OUTBOARD FLANGE AT NAC STA 203 WAS FOUND CHAFED WHILE ACCOMPLISHING THE PYLON MOD PER SB-757-0034. THE BULKHEAD WAS REPAIRED PER BOEING INSTRUCTIONS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HMV AT SAA, THE NR 1 PYLON AFT BULKHEAD LOWER OUTBOARD FLANGE AT NAC STA 203 WAS FOUND CHAFED WHILE ACCOMPLISHING THE PYLON MOD PER SB-757-0034. THE BULKHEAD WAS REPAIRED PER BOEING INSTRUCTIONS.