Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
July 13, 2022
Submitted
July 25, 2022
Operation
Air carrier
Aircraft
N402WN
Make and model
Boeing 7377H4
Aircraft serial
29814
Aircraft time
66,981 hours, 39,240 cycles
Part
Battery Pack
Part number
D71701100SWA
Part serial
BN251366
Condition
Inoperative
Location
Cabin
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

EMERGENCY EXIT LIGHTS ASSOCIATED WITH BATTERY PACK M1674 ARE INOP / [01] REMOVED AND REPLACED BATTERY PACK AT M1674 AND PERFORMED GOOD INSTALL TEST AS PER AMM 33-51-06-960-805 WITH NO FAULTS NOTED.;[02] VERIFIED CORRECTIVE ACTION ITEM 1; CARD COMPLETE.

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