Service difficulty report · Power Supply · Boeing 7374Q8

Difficulty date
April 19, 2017
Submitted
April 20, 2017
Operation
Air carrier
Aircraft
N285XA
Make and model
Boeing 7374Q8
Aircraft serial
26285
Aircraft time
59,347 hours, 38,702 cycles
Part
Power Supply
Part number
BPS73
Part serial
29195
Condition
Inoperative
Location
Cabin
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

DURING EMERGENCY LIGHT TEST FOUND FWD LT EMERGENCY OVERHEAD BIN LIGHTS INOP. TROUBLESHOOTING WAS PERFORMED TO BATTERY POWER ASSY. REMOVED AND REPLACED LT FWD EMERGENCY BATTERY POWER SUPPLY ASSY ACCORDING AMM 33-51-51.

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