Service difficulty report · Battery Pack · Boeing 73779P

Difficulty date
November 15, 2024
Submitted
November 19, 2024
Operation
Air carrier
Aircraft
N7858A
Make and model
Boeing 73779P
Aircraft serial
29361
Aircraft time
58,311 hours, 37,899 cycles
Part
Battery Pack
Condition
Inoperative
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

AFT EMERGENCY LIGHTS ASSOCIATED WITH PACK M1672 INOP.<[01] REMOVED AND REPLACED THE M1672 EMERGENCY LIGHT BATTERY PACK IAW AMM 33-51-06. OPS CHECK GOOD.

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