Service difficulty report · Battery Pack · Boeing 7374Q8

Difficulty date
July 23, 2018
Submitted
July 26, 2018
Operation
Air carrier
Aircraft
N285XA
Make and model
Boeing 7374Q8
Aircraft serial
26285
Aircraft time
50,610 hours, 39,569 cycles
Part
Battery Pack
Part number
20131A
Part serial
50962
Condition
Discharged
Location
Cabin
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

RT AND LT CABIN AFT OVERHEAD BIN EMERGENCY LIGHTS INOP FROM BS727 AFT. REMOVED AND REPLACED EMERGENCY BATTERY PACKS M1137 AT STA 975R, S/N 50962, AND M1197 AT STA 969L, S/N 41487. OPS CHECK GOOD IAW AMM 33-51-51.

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