Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
April 1, 2020
Submitted
April 6, 2020
Operation
Air carrier
Aircraft
N256WN
Make and model
Boeing 7377H4
Aircraft serial
32514
Aircraft time
47,216 hours, 28,359 cycles
Part
Battery Pack
Condition
Failed
Location
Cabin
Stage of operation
IN
How discovered
C
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

1 EACH CABIN EMERGENCY LIGHTING BATTERY PACK FAILS CAPACITY TEST. / REMOVED AND REPLACED 1 EACH CABIN EMERGENCY LIGHTING BATTERY PACK AT LOCATION M1670 PER AMM 33-51-06 AND ENG DWG 33500005

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