Service difficulty report · Power Supply · Boeing 777222

Difficulty date
January 12, 2015
Submitted
January 13, 2015
Operation
Air carrier
Aircraft
N773UA
Make and model
Boeing 777222
Aircraft serial
26929
Aircraft time
78,345 hours, 14,501 cycles
Engine
Pwa PW4077
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

DURING EMER LIGHTS TEST FOUND EMER OVER DOOR AREA LIGHT & SIGNS AT DOOR 4R INOPERATIVE. ALSO EXIT SIGNS OVER AFT LT & RT ATTENDANT PANELS & AFT OVERHEAD AISLE LT & RT EXIT SIGN & DOOR 4L EXTERIOR SLIDE LIGHT INOPERATIVE. REPLACED POWER SUPPLY AT DOOR 4R IAW MM 33-51-06. OPERATIONS CHECKED NORMAL.