Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
June 4, 2023
Submitted
June 14, 2023
Operation
Air carrier
Aircraft
N241WN
Make and model
Boeing 7377H4
Aircraft serial
32504
Aircraft time
56,814 hours, 34,050 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 EXIT LIGHTS CONTROLLED BY BATTERY PACK M1673 ARE INOP<[01] REMOVED AND REPLACED BATTERY PACK FOR POWER SUPPLY M1673 IAW AMM 33-51-06-960-805. EMERGENCY LIGHT CHECKED GOOD.;[02] VERIFIED ACTION ITEM 1; JOB COMPLETE; AUDIT C/W

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