Service difficulty report · Battery Pack · Boeing 777223

Difficulty date
May 15, 2021
Submitted
May 18, 2021
Operation
Air carrier
Aircraft
N790AN
Make and model
Boeing 777223
Aircraft serial
30251
Aircraft time
78,056 hours, 10,018 cycles
Part
Battery Pack
Condition
Inoperative
Location
L2 Emr Pwr Assis
Stage of operation
IN
How discovered
V
Nature of condition
O
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: L2 DOOR EMERGENCY POWER ASSIST SYSTEM GREEN LIGHT INOPERATIVE.. REPLACED BATTERY PACK PER AMM 52-11-20.