Service difficulty report · Battery Pack · Boeing 777323ER

Difficulty date
September 21, 2025
Submitted
September 23, 2025
Operation
Air carrier
Aircraft
N719AN
Make and model
Boeing 777323ER
Aircraft serial
41668
Aircraft time
50,312 hours, 5,886 cycles
Part
Battery Pack
Condition
No Test
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 IN BASE MAINTENANCE: OFAR RH SIDE CREW BUNK EMERGENCY LIGHT WONT ILLUMINATE. MAINTENANCE REPLACED OFAR RH SIDE CREW BUNK EMERGENCY BATTERY PACK PER AMM 33-29-12 REV 249, 16 JULY 2025.