ECM Multi Speed Blower Motor Troubleshooting

Ge motors 5kcp39kgp750bs blower motor 1/2hp 1050rpm 115v 51-22858-01 used #mb346 this is ge motors 5kcp39kgp750bs blower motor 1/2hp 1050rpm 115v 51-22858-01 used part. This part was removed by HVAC installer from a working unit. Please see more details from the images attached. Please learn images carefully because you will receive exactly the same as pictured.