Service difficulty report · Battery Pack · Boeing 777323ER

Difficulty date
November 1, 2025
Submitted
November 10, 2025
Operation
Air carrier
Aircraft
N736AT
Make and model
Boeing 777323ER
Aircraft serial
33538
Aircraft time
39,380 hours, 4,562 cycles
Part
Battery Pack
Condition
Inoperative
Location
Zone 200
Stage of operation
IN
How discovered
V
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 EMERGENCY LIGHT WONT ILLUMINATE. MAINTENANCE REPLACED OFAR RH SIDE EMERGENCY BATTERY PACK PER AMM 33-29-12, REV 250 01 OCT 2025.