Service difficulty report · Skin · Boeing 747422

Difficulty date
November 8, 2010
Submitted
November 8, 2010
Operation
Air carrier
Aircraft
N178UA
Make and model
Boeing 747422
Aircraft serial
24385
Aircraft time
84,591 hours, 10,299 cycles
Engine
Pwa PW4056
Part
Skin
Condition
Damaged
Location
Lt Wing
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

UPPER LEFT WING PANEL JUST FWD OF THE INBD AILERON HAS SUSTAINED HAIL DAMAGE, PANEL HAS BEEN IMPACTED WITH 6 HITS AND AN AVERAGE OF .005 DEEP WITH A DIAMETER OF 1 INCH ALL WITH NO PENETRATION. ACCOMPLISHED REPAIR PER SRM 57-51-01, REPAIR 1 ON OV WU B8476W.