Service difficulty report · Battery Pack · Boeing 777223

Difficulty date
December 26, 2018
Submitted
December 31, 2018
Operation
Air carrier
Aircraft
N751AN
Make and model
Boeing 777223
Aircraft serial
30798
Aircraft time
70,812 hours, 9,041 cycles
Engine time
70,811 hours, 9,041 cycles
Part
Battery Pack
Part number
ADD71701100
Part serial
134934
Condition
Inoperative
Location
Emergency Light
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

EXIT EMERGENCY LIGHT WAS INOPERATIVE, AT THE L3 DOOR. REPLACED THE BATTERY PACK M33405 IAW AMM 33-51-06. OK FOR SERVICE.