Service difficulty report · Battery Pack · Boeing 747422

Difficulty date
November 9, 2008
Submitted
November 18, 2008
Operation
Air carrier
Aircraft
N174UA
Make and model
Boeing 747422
Aircraft serial
24381
Aircraft time
73,069 hours, 8,191 cycles
Engine
Pwa PW4056
Part
Battery Pack
Part number
582233
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 EXIT LIGHTS INOP UPPER DECK CEILING BS 660 CL & BS 690 RT. REPLACED BATTERY PACKS, OP CHECK OKAY.