Service difficulty report · Battery Pack · Boeing 777223

Difficulty date
December 20, 2018
Submitted
December 27, 2018
Operation
Air carrier
Aircraft
N775AN
Make and model
Boeing 777223
Aircraft serial
29584
Aircraft time
80,814 hours, 9,768 cycles
Part
Battery Pack
Part number
71701100
Condition
Inoperative
Location
Emergency Lights
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

EMERGENCY LIGHT BATTERY IN THE MID CABIN, ABOVE THE L3 DOOR WAS INOPERATIVE. REPLACED THE POWER SUPPLY BATTERY PACK IAW AMM 33-51-06-960-802. OPS CHECKED GOOD.