Service difficulty report · Battery Pack · Boeing 757251

Difficulty date
October 31, 2020
Submitted
November 6, 2020
Operation
Air carrier
Aircraft
N557NW
Make and model
Boeing 757251
Aircraft serial
33393
Aircraft time
52,919 hours, 23,115 cycles
Part
Battery Pack
Condition
Inoperative
Location
Emergency Lights
Stage of operation
IN
How discovered
O
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

THE EMERGENCY LIGHTS AT SEAT 18 THROUGH 22 DEF AND R2 LAV OUTSIDE ARE INOPERATIVE. CORRECTIVE ACTION: MAINTENANCE REPLACED EMERGENCY LIGHT BATTERY PACK. SYSTEM OPERATION IS NORMAL.