Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
January 24, 2020
Submitted
January 28, 2020
Operation
Air carrier
Aircraft
N250WN
Make and model
Boeing 7377H4
Aircraft serial
34972
Aircraft time
46,961 hours, 28,095 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 M01670 AND M01673 WILL NOT ILLUMINATE EMERGENCY LIGHTS FOR 15 MINUTES. REMOVED AND REPLACED PER AMM 33-51-06

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