Service difficulty report · Battery Pack · Boeing 747451

Difficulty date
December 24, 2008
Submitted
December 26, 2008
Operation
Air carrier
Aircraft
N105UA
Make and model
Boeing 747451
Aircraft serial
26473
Aircraft time
59,651 hours, 7,160 cycles
Engine
Pwa PW4056
Part
Battery Pack
Condition
Discharged
Location
Emergency Light
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, DOOR 1L, 2L, 2R, 4L CEILING ARE A, & UPPER DECK LT DOORWAY. REPLACED BATTERY PACKS AT ALL LOCATIONS. LIGHTS CHECK NORMAL.