Service difficulty report · Power Supply · Boeing 747422

Difficulty date
April 28, 2016
Submitted
April 28, 2016
Operation
Air carrier
Aircraft
N127UA
Make and model
Boeing 747422
Aircraft serial
28813
Aircraft time
65,759 hours, 7,456 cycles
Engine
Pwa PW4056
Part
Power Supply
Condition
Inoperative
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

RIGHT OVER THE WING EMER EXIT LIGHTS, ALL INOPERATIVE. CHANGED POWER SUPPLY IAW MM33-51-04. OPERATIONS CHECKED GOOD.