This is what you need. Watch the colors.

We start from the bottom ...

... layer by layer.

The thing on the left ...

... is the slider.

The thing on the right ...

... is the fix part.

The slider goes into the fix part.

Make sure that it moves well.

Move in the motor.

Put on the axle.


Movie to see how it works

Building instructions for loader

robotics page
eddy's page