Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
September 17, 2020
Submitted
September 21, 2020
Operation
Air carrier
Aircraft
N211WN
Make and model
Boeing 7377H4
Aircraft serial
34163
Aircraft time
53,214 hours, 31,578 cycles
Part
Battery Pack
Condition
Failed
Location
Emergency Light
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

PASSENGER CABIN TWO EMERGENCY LIGHTING BATTERY PACKS FAILED CAPACITY TEST. REMOVED & REPLACED PASSENGER CABIN TWO EMERGENCY LIGHTING BATTERY PACKS M01669 AND M01675, PER AMM 33-51-06 AND DWG NR 33500005.

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