Service difficulty report · Power Supply · Boeing 777

Difficulty date
September 7, 2022
Submitted
September 7, 2022
Operation
Air carrier
Aircraft
N774AN
Make and model
Boeing 777
Aircraft serial
29581
Aircraft time
90,667 hours, 11,413 cycles
Part
Power Supply
Part number
D71702001
Condition
Intermittent
Location
Zone 200 - Fuse
Stage of operation
UK
How discovered
V
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

AIRCRAFT WAS NOT GROUNDED: EMERGENCY EXIT LIGHT AT DOOR 3L OPERATES INTERMITTENTLY. REPLACED M33406 EMERGENCY LIGHT BATTERY PACK (AALA202209070067) AND POWER SUPPLY (AALA202209077637) AT DOOR 3L PER AMM 33-51-06. ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK.