Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
June 23, 2020
Submitted
June 29, 2020
Operation
Air carrier
Aircraft
N723SW
Make and model
Boeing 7377H4
Aircraft serial
27855
Aircraft time
73,745 hours, 43,591 cycles
Part
Battery Pack
Condition
Inoperative
Location
Emergency Lights
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 BATTERY PACK M1669 WILL NOT HOLD A CHARGE. REMOVED, REPLACED AND PERFORMED A GOOD OPS CHECK OF THE BATTERY PACK AND POWER SUPPLY IAW AMM 33-51-06-960-805 AND AMM 33-51-06-960-806.

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