Service difficulty report · Power Supply · Boeing 777223

Difficulty date
September 20, 2020
Submitted
September 23, 2020
Operation
Air carrier
Aircraft
N758AN
Make and model
Boeing 777223
Aircraft serial
32637
Aircraft time
74,038 hours, 9,278 cycles
Part
Power Supply
Part number
D71702001
Part serial
7624
Condition
Inoperative
Location
Emergency Lights
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

AIRCRAFT WAS GROUNDED SHORT TERM STORAGE. L1 DOOR EMERGENCY LIGHT BATTERY PACK M33424 WILL NOT CHARGE. REPLACED POWER SUPPLY ASSEMBLY, IAW AMM 33-51-06. TEST GOOD.