Service difficulty report · Battery Pack · Boeing 777323ER

Difficulty date
February 28, 2024
Submitted
February 29, 2024
Operation
Air carrier
Aircraft
N726AN
Make and model
Boeing 777323ER
Aircraft serial
31550
Aircraft time
40,903 hours, 4,743 cycles
Part
Battery Pack
Part number
BPAS105
Part serial
2599
Condition
Inoperative
Location
L3 Door Epas
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 IN BASE MAINTENANCE, FOR NLG ISSUE: DOOR 3L BACKUP EPAS BATTERY INOP. MAINTENANCE REMOVED AND REPLACED DOOR 3L BACKUP EPAS BATTERY IAW B777 AMM TASK 52-12-24.