Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
August 2, 2023
Submitted
August 29, 2023
Operation
Air carrier
Aircraft
N442WN
Make and model
Boeing 7377H4
Aircraft serial
32459
Aircraft time
65,998 hours, 39,319 cycles
Part
Battery Pack
Part number
UNKNOWN
Condition
Inoperative
Location
Zn 200 Fus Top
Stage of operation
IN
How discovered
9
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

AISLE LIGHT ON O/BIN AT SEAT ROW 9 & 11 LEFT SIDE INOP<[01] REMOVED AND REPLACED EMERGENCY LIGHTS POWER SUPPLY M1670 AND BATTERY PACK M1670; OPS CHECK NORMAL REF B737 AMM 33-51-06-960-805 AND AMM 33-51-06-960-806;[02] VERIFIED STEP 1; PWR SUPPLY AND BATTERY PACK REPLACED OPS CHK OK.

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