Service difficulty report · Battery Pack · Boeing 777323ER

Difficulty date
April 14, 2020
Submitted
April 15, 2020
Operation
Air carrier
Aircraft
N721AN
Make and model
Boeing 777323ER
Aircraft serial
31546
Aircraft time
29,570 hours, 3,271 cycles
Part
Battery Pack
Condition
Discharged
Location
R1 Door
Stage of operation
IN
How discovered
C
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 NOT GROUNDED - R1 DOOR EPAS NOT BLINKING. REMOVED AND REPLACED BATTERY PACK IN R1 EPAS, OPERATIONAL CHECKS NORMAL PER AMM 52-12-20.