Service difficulty report · Battery Pack · Boeing 777300ER

Difficulty date
April 21, 2025
Submitted
April 22, 2025
Operation
Air carrier
Aircraft
N2332U
Make and model
Boeing 777300ER
Aircraft serial
62643
Aircraft time
35,368 hours, 3,842 cycles
Part
Battery Pack
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 R4 EMER PWR BATTERY PACK M33404 CAPACITY LOW. DR R4 EMER PWR BATTERY PACK M33404 REPLACED AND INSTALLATION TEST HAS BEEN C/O WITH NORMAL RESULT AS PER AMM 33-51-06 (REF ELB 4544848).

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