Service difficulty report · Battery · Boeing 777300ER

Difficulty date
April 29, 2025
Submitted
April 30, 2025
Operation
Air carrier
Aircraft
N2747U
Make and model
Boeing 777300ER
Aircraft serial
64991
Aircraft time
30,711 hours, 3,378 cycles
Part
Battery
Part number
D71701100
Condition
Discharged
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

DR R5 EMER LT BATTERY PACK M33408 CAPACITY LOW. DR R5 EMER LT BATT PACK M33408 REPLACED AND INSTALLATION TEST CARRIED OUT WITH RESULT NORMAL AS PER AMM 33-51-06.

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