Service difficulty report · Power Supply · Aerosp ATR72212

Difficulty date
December 14, 2007
Submitted
December 17, 2007
Operation
Air carrier
Aircraft
N440AM
Make and model
Aerosp ATR72212
Aircraft serial
440
Aircraft time
22,736 hours, 25,531 cycles
Part
Power Supply
Part number
3012000
Part serial
691
Condition
Failed
Location
Emergency Lights
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

EMERGENCY LIGHTS STAYS STAY ON WHEN THE SWITCH IS ON THE ARM POSITION. REMOVED AND REPLACED THE EMERGENCY LIGHT POWER SUPPLY AT 73WL, THE EMERGENCY BATTERY LIGHT PACK AT 62WL, OPS CHECK NORMAL IAW MM 33-51-00. OPS CHECKS NORMAL AS PER MM 25-60-00.

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