Service difficulty report · Power Supply · Boeing 747422

Difficulty date
August 25, 2004
Submitted
September 21, 2004
Operation
Air carrier
Aircraft
N116UA
Make and model
Boeing 747422
Aircraft serial
26908
Aircraft time
23,257 hours, 2,875 cycles
Engine
Pwa PW4056
Part
Power Supply
Part number
BPS73
Condition
Inoperative
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 LIGHTS INOP LT OW 2 EA AFT. REPLACED POWER SUPPLY M7919 AND RELAMPED.