Bafang crank/pedal-arm not turning the drive chain

Cyclomania

10 kW
Joined
May 22, 2022
Messages
516
Location
Northern Europe
So I have installed a moification kit from golden motors to fit my bafang mid drive kit. And to make the axle longer and fit my fatbike.

Now, seems the throttle is working as it should. But because of some reason the pedal arm is not moving the drivechain forward.

Kit is this one:

It looks like in the video sent in this message.

What have I forgotten here?
 
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