Installation Manual

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Step 4. Z axis limit switch installation

1. Prepare limit switch assembly (ZI) and 3mm

Allen key；

2. The direction of the base (Ba) stays at the

front, and the switch assembly (ZI) is mounted

on the left side of the base (Ba) (as shown in

the diagram on the)；

3. Loosen the T-nut by hand until it is at the

end of the threads, but not so far it might fall

off. Then, fit into the slot in the aluminum

profile. When the bolt is tightened, the nut

rotates 90 degrees and then grasps the inside

of the slot.

4. Align the T-nut with the bottom aluminum

profile groove and secure with the Allen key

5. The limit switch assembly (ZI) has a small

hook that attaches to the aluminum profile

underneath the base (Ba) (reference: about 32

mm from the bottom).