Service difficulty report · Battery Pack · Boeing 777300ER

Difficulty date
April 23, 2025
Submitted
April 28, 2025
Operation
Air carrier
Aircraft
N2332U
Make and model
Boeing 777300ER
Aircraft serial
62643
Aircraft time
35,444 hours, 3,850 cycles
Part
Battery Pack
Part number
P2070021002
Condition
Discharged
Location
Zone 200
Stage of operation
IN
How discovered
O
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

EMERGENCY FLASHLIGHT BATTERY DATE CHECK - VISUAL CHECK (ADDED BY EC0300-01598) PROCEDURE - REPLACE ALL EMERGENCY FLASHLIGHT BATTERIES EXCEPT POSITION 4L, 5L, AND 3L BECAUSE MANUFACTURE EXPIRATION DATE LESS THAN SLM LIMITE. REPLACE THESE EMERGENCY FLASHLIGHT BATTERIES. DO BATTERY TEST AND CHK FUNCTION NORMAL.PARTS USED: 78-2525-3-0058, QTY :1 RPL'D BATTERY PACKS & CKD OK.

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