Service difficulty report · Battery Pack · Boeing 7377K9

Difficulty date
September 10, 2021
Submitted
September 15, 2021
Operation
Air carrier
Aircraft
N7879A
Make and model
Boeing 7377K9
Aircraft serial
34321
Aircraft time
48,362 hours, 23,852 cycles
Part
Battery Pack
Condition
Inoperative
Location
Emergency Lights
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

MID CABIN EMERGENCY LIGHTS ALSO LEFT AND RIGHT GROUND ILLUMINATION LIGHTS INOP ; EQUIPMENT # M1670 POWER SUPPLY / [01] REPLACED BATTERY PACK AT STATION 727C LT SIDE PER AMM 33-51-06. OPS CHECK GOOD.

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