Service difficulty report · Battery Pack · Boeing 777223

Difficulty date
July 7, 2026
Submitted
July 9, 2026
Operation
Air carrier
Aircraft
N778AN
Make and model
Boeing 777223
Aircraft serial
29587
Aircraft time
104,779 hours, 13,112 cycles
Part
Battery Pack
Condition
Inoperative
Location
Zone 200
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 NOT GROUNDED: FLASHLIGHT BATTERY PACK INOP AT FA SEAT L4 DOOR. MAINTENANCE REPLACED FLASHLIGHT BATTERY PACK AT FA SEAT L4 DOOR IAW AMM 25-64-01.