Service difficulty report · Battery Pack · Boeing 74744AF

Difficulty date
October 13, 2017
Submitted
October 13, 2017
Operation
Air carrier
Aircraft
N577UP
Make and model
Boeing 74744AF
Aircraft serial
35666
Aircraft time
34,573 hours, 5,135 cycles
Part
Battery Pack
Part number
20131A
Part serial
103286
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

INSPECTION TYPE: 18FO, FOUND THE EMERGENCY LIGHT INOPERATIVE. REPLACED THE POWER SUPPLY BATTERY IAW AMM 33-51-04-902-001-001, REV 90.02. PERFORMED POWER SUPPLY TEST IAW AMM 33-51-04-902-001-001, REV 90.02.

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