Service difficulty report · Battery Pack · Boeing 777323ER

Difficulty date
November 11, 2019
Submitted
November 14, 2019
Operation
Air carrier
Aircraft
N720AN
Make and model
Boeing 777323ER
Aircraft serial
33522
Aircraft time
28,728 hours, 3,206 cycles
Part
Battery Pack
Condition
No Test
Location
Emergency Lights
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 NOT GROUNDED: EMERGENCY LIGHT BETWEEN DOOR 2L AND 2R INOPERABLE. MAINTENANCE REPLACED EMERGENCY LIGHT BATTERY PACK PER AMM 33-51-06.