Service difficulty report · Window · Boeing 747422

Difficulty date
April 2, 2013
Submitted
April 16, 2013
Operation
Air carrier
Aircraft
N174UA
Make and model
Boeing 747422
Aircraft serial
24381
Aircraft time
90,489 hours, 10,077 cycles
Engine
Pwa PW4056
Part
Window
Part number
141U48311
Part serial
78
Condition
Delaminated
Location
L3
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

DELAMINATION UPPER PART OF CAPTAIN'S AFT SIDE WINDOW. REPLACED L3 WINDOW PER AMM.