Service difficulty report · Structure · Boeing 747251F

Difficulty date
April 17, 2008
Submitted
April 22, 2008
Operation
Air carrier
Aircraft
N640US
Make and model
Boeing 747251F
Aircraft serial
23888
Aircraft time
76,941 hours, 16,579 cycles
Part
Structure
Condition
Misrepaired
Location
Bs 320
Stage of operation
IN
How discovered
9
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 "L" CHECK WHILE ACCOMPLISHING VERTICAL BEAM INSPECTION FOUND DISCREPANT EXISTING REPAIR DOUBLER COMMON TO THE NOSE WHEEL WELL VERTICAL BEAM WEB AT BS 320 LT BETWEEN WL 180-WL 190. THE EXISTING REPAIR DOUBLER OBSTRUCTS THE SURFACE SCAN HFEC REQUIRED BY INSPECTION. REPAIRED PER EA 67-212651.