Service difficulty report · Power Supply · Boeing 777223

Difficulty date
November 23, 2018
Submitted
November 27, 2018
Operation
Air carrier
Aircraft
N771AN
Make and model
Boeing 777223
Aircraft serial
29579
Aircraft time
80,062 hours, 10,226 cycles
Part
Power Supply
Part number
PAC5026
Part serial
60787
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

PASSENGER B/C SEAT 1D, EMERGENCY LIGHT ALWAYS STAYS ON. REPLACED EMERGENCY POWER SUPPLY M33094 AND PERFORMED SUCCESSFUL TEST IAW AMM 33-51-00-720-801.