Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
November 6, 2019
Submitted
November 7, 2019
Operation
Air carrier
Aircraft
N920WN
Make and model
Boeing 7377H4
Aircraft serial
32460
Aircraft time
39,798 hours, 23,765 cycles
Part
Battery Pack
Condition
No Test
Location
Emergency Lights
Stage of operation
IN
How discovered
C
Nature of condition
L
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, M1672, M1673, M1674, M1675. / R&R EMERGENCY LIGHT BATTERIES AT LOCATIONS M1668, M1672, M1673, M1674, M1675 PER AMM 33-51-06.

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