Service difficulty report · Powerpack · Boeing 747422

Difficulty date
December 29, 2008
Submitted
December 31, 2008
Operation
Air carrier
Aircraft
N122UA
Make and model
Boeing 747422
Aircraft serial
29168
Aircraft time
39,191 hours, 4,737 cycles
Engine
Pwa PW4056
Part
Powerpack
Part number
10681
Condition
Discharged
Location
Cabin
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

EMERGENCY LIGHT SEAT 4A INOP. REPLACED PWR PACK OPS CK OK.