What was found
WHILE IN FOR C-CHECK, MAINTENANCE FOUND CORROSION ON LOWER CHORD BS 740 LBL 10 TO LBL 13 WL 165. REMOVED AND REPLACED BS 740 LOWER CHORD PER UPS E.O. B727-5710-7431 AND SRM 51-30-2, 51-20-4.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE IN FOR C-CHECK, MAINTENANCE FOUND CORROSION ON LOWER CHORD BS 740 LBL 10 TO LBL 13 WL 165. REMOVED AND REPLACED BS 740 LOWER CHORD PER UPS E.O. B727-5710-7431 AND SRM 51-30-2, 51-20-4.