Service difficulty report · Support · Boeing 747121

Difficulty date
March 21, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N681UP
Make and model
Boeing 747121
Aircraft serial
19661
Part
Support
Condition
Corroded
Location
Ws 1280
Stage of operation
IN
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

WHILE IN AMS FOR C-CHECK, MAINTENANCE REPORTED LT WING LOWER SURFACE FOUND CORROSION AT O/B SUPPORT JACK POINT WS 1280. REMOVED AND REPAIRED CORROSION DAMAGE IAW SRM 51-10-01, 57-30-01 AND UPS EFN 747-57-0322.