Service difficulty report · Battery · Boeing 747481

Difficulty date
June 7, 2019
Submitted
June 7, 2019
Operation
Air carrier
Aircraft
N322SG
Make and model
Boeing 747481
Aircraft serial
30322
Aircraft time
45,914 hours, 6,019 cycles
Part
Battery
Part number
20131A
Part serial
36987
Condition
Inoperative
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

FOUND CABIN ZONE D CEILING PANEL EMERGENCY LIGHT POWER PACK M7927 INOP. REPLACED EMERGENCY LIGHT POWER PACK M7927 IAW AMM 33-51-04-902-001-001 REV. 95. PERFORMED EMERGENCY LIGHT TEST. RESULT WAS SATISFACTORY IAW AMM 33-51-04-902-001-001 REV. 95.