Service difficulty report · Battery · Boeing 74745EF

Difficulty date
September 10, 2024
Submitted
September 11, 2024
Operation
Air carrier
Aircraft
N486MC
Make and model
Boeing 74745EF
Aircraft serial
30608
Aircraft time
103,402 hours, 18,531 cycles
Part
Battery
Part number
20131A
Part serial
500978
Condition
No Test
Location
Zone 200
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 M3169 EMERGENCY LIGHT SUPPY BATTERY FAIL.(<P>1. IAW AMM 33-51-04-902-001-001 REV 110 REPLACED M5169 EMER LIGHT POWER SUPPLY BATTERY AND PERFORMED POWER SUPPLY TEST. THE RESULT WAS SATISFACTORY.</P>)

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