Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
December 13, 2022
Submitted
December 13, 2022
Operation
Air carrier
Aircraft
N731SA
Make and model
Boeing 7377H4
Aircraft serial
27863
Aircraft time
79,670 hours, 47,171 cycles
Part
Battery Pack
Part number
M01668
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 BATTERY PACKS FAILED A CAPACITY CHECK, M01673, M01668, & M01675. R & R THE BATTERY PACKS IAW AMM 33-51-06.

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