Service difficulty report · Battery Pack · Boeing 777323ER

Difficulty date
May 26, 2020
Submitted
May 27, 2020
Operation
Air carrier
Aircraft
N721AN
Make and model
Boeing 777323ER
Aircraft serial
31546
Aircraft time
29,933 hours, 3,299 cycles
Part
Battery Pack
Condition
Discharged
Location
R3 Door
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 - R3 DOOR FAILED EPAS (EMERGENCY POWER ASSIST SYSTEM) BATTERY PACK TEST. ACCOMPLISHED JOB CARD 8300, PASSENGER ENTRY DOOR EPAS BATTERY OPERATIONAL CHECK, CHECK PASSED.