Service difficulty report · Battery Pack · Boeing 747273C

Difficulty date
October 27, 2008
Submitted
October 28, 2008
Operation
Air carrier
Aircraft
N470EV
Make and model
Boeing 747273C
Aircraft serial
20653
Aircraft time
96,612 hours, 21,624 cycles
Part
Battery Pack
Part number
900835AB
Part serial
WA7828
Condition
No Test
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

UPPER DECK EMERGENCY LIGHT TEST FOUND DOOR EXIT SIGN INOP. REPLACED BATTERY PACK ASSY AND OPS CHECK NORMAL PER 33-51-00.