Service difficulty report · Skin · Boeing 747422

Difficulty date
April 8, 2009
Submitted
April 10, 2009
Operation
Air carrier
Aircraft
N178UA
Make and model
Boeing 747422
Aircraft serial
24385
Aircraft time
78,521 hours, 9,602 cycles
Engine
Pwa PW4056
Part
Skin
Condition
Dented
Location
Fuselage
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

FUSELAGE SKIN DENTED AT BS 2320-2340 STR 21R-22R. MAJOR REPAIR ACCOMPLISHED. REMOVED DAMAGE, INSTALLED EXTERNAL DOUBLER & REPLACED STRINGER 21 HAT SECTION.