Service difficulty report · Battery Pack · Boeing 747409

Difficulty date
November 9, 2018
Submitted
November 9, 2018
Operation
Air carrier
Aircraft
N249BA
Make and model
Boeing 747409
Aircraft serial
24309
Aircraft time
80,860 hours, 15,662 cycles
Part
Battery Pack
Part number
20131A
Part serial
64256
Condition
Inoperative
Location
Emergency Lights
Stage of operation
IN
How discovered
V
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

EMERGENCY LIGHTS WERE INOPERATIVE ON THE MAIN DECK. REPLACED THE BATTERY PACK. OPS CHECKED GOOD.