Service difficulty report · Battery Pack · Boeing 777223

Difficulty date
August 29, 2016
Submitted
August 31, 2016
Operation
Air carrier
Aircraft
N787AL
Make and model
Boeing 777223
Aircraft serial
30010
Aircraft time
67,870 hours, 8,040 cycles
Part
Battery Pack
Part number
D71702001
Condition
Discharged
Location
Emergency Lights
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

EMERGENCY LIGHT BATTERY PACK DISCHARGED. REPLACED THE BATTERY PACK IAW MM 33-51-06, OPS CHECKED GOOD. THE AIRCRAFT WAS GROUNDED.