Service difficulty report · Battery Pack · Boeing 7374B7

Difficulty date
August 13, 2023
Submitted
August 14, 2023
Operation
Air carrier
Aircraft
N458UW
Make and model
Boeing 7374B7
Aircraft serial
25022
Aircraft time
70,347 hours, 45,395 cycles
Part
Battery Pack
Part number
ABS20131A
Part serial
59525
Condition
Inoperative
Location
Zone 200
Stage of operation
IN
How discovered
V
Nature of condition
L, H
Precautionary procedure
K

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

What was found

L/H OVERWING EMERGENCY EXIT IDENTIFIER LIGHT INOP. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK M1134, STA. 629L WITH SERVICEABLE UNIT AND TEST IAW B737-400 AMM 33-51-51. TEST OK

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