Service difficulty report · Power Supply · Boeing 747422

Difficulty date
December 10, 2004
Submitted
December 21, 2004
Operation
Air carrier
Aircraft
N119UA
Make and model
Boeing 747422
Aircraft serial
28812
Aircraft time
23,307 hours, 2,944 cycles
Engine
Pwa PW4056
Part
Power Supply
Part number
BPS73
Condition
Inoperative
Location
Emergency Light
Stage of operation
IN
How discovered
9
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

FLASHING EMERGENCY EXIT LIGHTS UPPER DECK FWD OF EXIT DOORS INOP. REPLACED BATTERY PACK FOR LIGHTS.