Quote Originally Posted by nova_robotics View Post
Dynamic braking? Short the motor's wires together and it'll stop quick. I was watching his toes to see if he pressed a switch.
As my eyes got older I switched my computer monitor to a 43 inch 4K TV. I watched carefully. The center bolt for the disc is loose. You would never see this seated. I think it's as simple as that. Just no ability to generate any torque when the disc is not afixed to the shaft.

Mark