What was found
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON CABIN FLOORBEAM Y765, 7 INCHES AFT OF FRAME 67. REMOVED THE CORROSION AND FOUND OUT OF ALLOWABLE LIMITS IAW SRM 53-0014-283-002. REMOVED AND REPLACED THE FLOORBEAM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON CABIN FLOORBEAM Y765, 7 INCHES AFT OF FRAME 67. REMOVED THE CORROSION AND FOUND OUT OF ALLOWABLE LIMITS IAW SRM 53-0014-283-002. REMOVED AND REPLACED THE FLOORBEAM.