Service difficulty report · Battery Pack · Boeing 73776Q

Difficulty date
August 2, 2024
Submitted
August 5, 2024
Operation
Air carrier
Aircraft
N550WN
Make and model
Boeing 73776Q
Aircraft serial
30279
Aircraft time
69,991 hours, 43,493 cycles
Part
Battery Pack
Condition
Failed
Location
Zn 200 Fus Top
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

RIGHT REAR EMERGENCY LIGHT BATTERY FAILED CAPACITY TEST<[01] REMOVED AND REPLACED RIGHT REAR EMERGENCY LIGHT BATTERY AT POSITION M1672; OPS CHECK GOOD PER AMM 33-51-06

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