Service difficulty report · Power Supply · Boeing 7377H4

Difficulty date
August 2, 2022
Submitted
August 2, 2022
Operation
Air carrier
Aircraft
N964WN
Make and model
Boeing 7377H4
Aircraft serial
36965
Aircraft time
35,788 hours, 21,860 cycles
Part
Power Supply
Condition
Failed
Location
Cabin
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 AT LOCATIONS M1675; M1669; M1673 EMERGENCY LIGHT BATTERIES FAILED CAPACITY AT LOCATIONS M1675 M1669 M1673 / [01] REMOVED AND REPLACED EMERGENCY BATTERIE POWER SUPPLY?S AT LOCATIONS M1675; M1669; AND M1673 PER AMM 33-51-06

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