Instructions

Step 9: checking and aligning the top-Z limit switch Mounting the electronics circuit board96
image 127: alligning the acrilic platform with the extrusion head
13. Loosen the bolts slightly of the top-Z limit switch 2.
You must be able to move the switch up and down.
14. Turn the lead screw to elevate the acrylic platform until the nozzle of
the extrusion head almost touches the platform.
15. Lower the limit switch.
16. Attach one side of the limit switch.
17. Move the other side.
Notice: the limit switch will rotate a little.
18. Rotate the switch till you hear a click.
The switch is now closed.
19. Attach the other side of the limit switch slightly.
If you do not hear the click. Release the other bolt and lower the
switch a little more till it clicks.
20. Attach the bolts tight.
5
Notice: the switch shouldn’t move anymore.
5
Notice: when you are using the control software for the first time, test
the response to the limit switches. Especially the top-Z limit switch.