Service difficulty report · Battery · Boeing 747481

Difficulty date
July 26, 2016
Submitted
July 27, 2016
Operation
Air carrier
Aircraft
N322SG
Make and model
Boeing 747481
Aircraft serial
30322
Aircraft time
42,881 hours, 5,668 cycles
Part
Battery
Part number
20131A
Part serial
30905
Condition
Discharged
Location
Cabin
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 DAILY INSPECTION L2 DOOR EMERGENCY EXIT LIGHTS WILL NOT ILLUMINATE. R & R BATTERY ASSY IAW AMM 33-51-04/201. OPS CHECK GOOD.