Service difficulty report · Battery Pack · Boeing 777224

Difficulty date
February 21, 2020
Submitted
February 24, 2020
Operation
Air carrier
Aircraft
N78008
Make and model
Boeing 777224
Aircraft serial
29478
Aircraft time
101,855 hours, 10,118 cycles
Part
Battery Pack
Part number
M33094
Condition
Discharged
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

B777-33-3-7031 DR R1 EMER LIGHT POWER SUPPLY M33094 BATTERY PACK CAPACITY LOW REF NR L/P 9130151 DR R1 EMER LIGHT POWER SUPPLY M33094 BATTERY PACK REPLACED AND T ESTED NORMAL AS PER AMM 33-51-06.