Service difficulty report · Battery Pack · Boeing 7377BD

Difficulty date
October 7, 2020
Submitted
October 12, 2020
Operation
Air carrier
Aircraft
N7726A
Make and model
Boeing 7377BD
Aircraft serial
33924
Aircraft time
49,034 hours, 26,184 cycles
Part
Battery Pack
Part number
D71701100SWA
Part serial
13388
Condition
Inoperative
Location
Emergency Lights
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

FOUND MULTIPLE EMERGENCY LIGHT INOPERABLE DURING LIGHT CHECK. T/S TO LEFT HAND BATTERY INOPERABLE AT FWD ENTRY OVERHEAD LIGHT IN CEILING. R & R EMERGENCY BATTERY PACK, PER AMM 32-51-06 (BATTER PACK M1875) POS 1 P/N OFF/ON D717-01-100SWA S/N OFF 13388 S/N ON 7535.

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