Service difficulty report · Skin · Boeing 747428

Difficulty date
July 7, 2020
Submitted
September 18, 2020
Operation
Air carrier
Aircraft
N952CA
Make and model
Boeing 747428
Aircraft serial
25238
Aircraft time
101,195 hours, 15,251 cycles
Engine
Ge CF680C2B1F
Part
Skin
Part number
65B021086
Condition
Corroded
Location
Rt Wing
Part time
101,195 hours, 15,251 cycles
Stage of operation
IN
How discovered
V
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

DURING ACCOMPLISHMENT OF TASK CARD 57-570-00-04, CORROSION WAS DISCOVERED ON THE UPPER FACE OF RIGHT WING OUTBOARD AILERON LEADING EDGE SKIN AT WBL 998 TO WBL 1023. ACCOMPLISHED REPAIR IAW FLIGHT VEHICLES CONSULTING INC. ENGINEERING ORDER NUMBER 20320-1.