Service difficulty report · Battery Pack · Boeing 777224

Difficulty date
April 14, 2021
Submitted
April 16, 2021
Operation
Air carrier
Aircraft
N78002
Make and model
Boeing 777224
Aircraft serial
27578
Aircraft time
104,039 hours, 10,590 cycles
Part
Battery Pack
Part number
ADD71701100
Part serial
215064
Condition
Discharged
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

OVERHEAD ATTENDANT REST EMERGENCY POWER SUPP;Y FND INOP. REPLACED OVERHEAD ATTENDANT REST EMERGENCY POWER SUPPLY AND C/O OPERATIONAL TEST AS PER AMM 31-51-06-96 0-802 REV.91 THE RESULT FND NORMAL.