Service difficulty report · Battery · Boeing 777300ER

Difficulty date
February 3, 2025
Submitted
February 4, 2025
Operation
Air carrier
Aircraft
N2140U
Make and model
Boeing 777300ER
Aircraft serial
62651
Aircraft time
33,659 hours, 3,676 cycles
Part
Battery
Part number
ADD71701100
Condition
No Test
Location
Zone 200
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

EMERGENCY LIGHT BATTERY PACK (M33093) AT DR 1L FOUND CAPACITY LOW TRANSFER REFER NON-ROUTINE WO.4360574 AND EMERGENCY LIGHT BATTERY PACK (M33093) AT DR 1L REPLACED AND TEST NORMAL AS PER AMM 33-51-06.

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