Service difficulty report · Battery · Boeing 777300ER

Difficulty date
April 22, 2025
Submitted
April 24, 2025
Operation
Air carrier
Aircraft
N2645U
Make and model
Boeing 777300ER
Aircraft serial
64989
Aircraft time
31,264 hours, 3,408 cycles
Part
Battery
Part number
D71701100
Condition
Discharged
Location
Zone 200
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
O

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

What was found

SUPPORT TASK - OFAR M33143 EMER LT BATTERY PACK CAPACITY CHECK FAILED. EMER LT BATTERY PACK REPLACED AND TESTED NORMAL AS PER AMM 33-51-06.

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