Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
December 1, 2020
Submitted
December 7, 2020
Operation
Air carrier
Aircraft
N950WN
Make and model
Boeing 7377H4
Aircraft serial
36664
Aircraft time
34,627 hours, 20,980 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

BATTERY PACKS AT POSITIONS 1669, 1672, AND 1673 FAILED EMERGENCY LIGHT CAPACITY CHECK. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACKS AT POSITIONS 1669, 1672, & 1673, PER AMM 33-51-06.

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