Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
December 3, 2021
Submitted
December 7, 2021
Operation
Air carrier
Aircraft
N947WN
Make and model
Boeing 7377H4
Aircraft serial
36924
Aircraft time
38,220 hours, 23,085 cycles
Part
Battery Pack
Condition
Failed
Location
Cabin
Stage of operation
UK
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

FORWARD LEFT HAND EMERGENCY LIGHTING BATTERY PACK FAILED CAPACITY CHECK. ; / [01] REMOVED AND REPLACED BATTERY PACK PER M/M 33-51-06.

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