Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
January 22, 2020
Submitted
February 4, 2020
Operation
Air carrier
Aircraft
N966WN
Make and model
Boeing 7377H4
Aircraft serial
36966
Aircraft time
28,672 hours, 17,528 cycles
Part
Battery Pack
Part number
D71701100
Condition
No Test
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

EMERGENCY LIGHT BATTERIES FAILED CAPACITY TEST AT LOCATIONS M1668, M1669, M1670 AND M1673 IN CABIN. / R&R EMERGENCY LIGHT BATTERY PACKS PER AMM.

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