Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
March 8, 2023
Submitted
March 13, 2023
Operation
Air carrier
Aircraft
N241WN
Make and model
Boeing 7377H4
Aircraft serial
32504
Aircraft time
56,118 hours, 33,575 cycles
Part
Battery Pack
Condition
Failed
Location
Zn 100 Fus Lower
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

M1674 EMERGENCY EXIT LIGHT BATTERY PACK FAILED CAPACITY CHECK.<[01] REMOVED AND REPLACED M1674 EMERGENCY EXIT LIGHT BATTERY PACK REFERENCING AMM 33-51-06. OPS CHECK GOOD.

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