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igus XYZ Gantry User Manual – 1st Ed – 09/14/2022
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5. Apply blue thread locking compound to the screws (x2 set screws for SAW1040 / x4 SHCS for SAW1080) and
install to secure end block.
6. Install shaft collar onto Lead Screw...
i. SAW1040–...turning clockwise with a flat blade screwdriver. Install the shaft collar such that the Lead Screw
turns freely with no lengthwise movement of the Lead screw drive subassembly. Turn Lead Screw to access
shaft collar screw and tighten.
ii. SAW1080–... until bearing is fully seated. Turn Lead Screw to access 1 shaft collar screw (socket head) and
slightly tighten. Rotate the Lead Screw 180° to access the 2nd shaft collar screw and slightly tighten. Check to
ensure Lead Screw turns freely with no lengthwise movement of the Lead screw drive subassembly. Alternate
tightening of the shaft collar screws until fully tightened. Finally, rotate lead screw to access shaft collar set
screw and tighten.
