Step 3) Connect wheels to the motors
The Mecanum wheel has some sub-wheels on the main wheel. The four Mecanum wheels have two
types by the sub-wheel directions. Check the type A wheel and type Wheel by following
picture 8 left side. You must 100% sure that correct type of wheel is installed into
correct position as per picture 8 right side, the rolling direction of each wheel will
determine the whole car moving directions showed in the picture.
Picture 8: Two types of Mecanum wheel and their installation position in the car