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
11948
Condition
Inoperative
Location
Emergency Lights
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FOUND BOTH WING TO BODY FAIRING AND DOOR SLIDE EMERGENCY LIGHT MANY LAMPS INOP.(<P>REPLACED DOOR LIGHT BATTERY AT R5, L4, R2, R1 DOOR AND PERFORMED INSTALLATION TEST OF LIGHT BATTERY. THE RESULT WAS SATISFACTORY I.A.W. AMM 33-51-06-000-801 & 33-51-06-000-801 REV. 95. REPLACED EMERGENCY LIGHT POWER PACK M7919 AND PERFORMED EMERGENCY LIGHT TEST. THE RESULT WAS SATISFACTORY I.A.W. AMM 33-51-04-902-001-001 REV. 95.