The motor isn't hooked up to anything. No pulley. No belt on the pulley. No pulley, no belt. Not even the keyway I bet. Just the motor and it's shaft. Running. And it's high amps. 3rd motor.
Now if Chris is saying were missing something, what I am not sure, but I'll bite and ask him what he thinks right now. prove the point right now. I'd be tickled to learn something new.