Linking the Second Cylinder

Link the second cylinder to the crane base.

1. Click Zoom to Fit (View toolbar) and drag the bottom of Cylinder-2 adjacent to the second point in the crane base.

   

2. Zoom in to the bottom of the cylinder, clear the Zoom tool, and click Add Relation (Dimensions/Relations toolbar).
3. Select the center of the arc on the cylinder and the point on the base for selected entities.
4. Add a Coincident relation, and then click .

   

5. Click Zoom to Fit (View toolbar), select any sketch entity on the upper arm, and move the arm up and down and back and forth.
   Click this animation to play it or to reset it.
   
   
6. Close the sketch and click File > Save to This PC.