Service difficulty report · Battery Pack · Boeing 747451

Difficulty date
December 19, 2009
Submitted
December 22, 2009
Operation
Air carrier
Aircraft
N662US
Make and model
Boeing 747451
Aircraft serial
23720
Aircraft time
87,099 hours, 11,147 cycles
Part
Battery Pack
Condition
Inoperative
Location
Emergency Light
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

DURING OVERNIGHT CHECK, MAINTENANCE FOUND EMERGENCY EXIT LIGHT NEAR SEAT 80J INOPERATIVE. MAINTENANCE REPLACED THE EMERGENCY LIGHT BATTERY AT ROW 79 RIGHT. OPERATIONAL TEST WAS GOOD.