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Spindle Z-Axis Assembly
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8mm Lead screw
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608 Bearing (2 Pcs)
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GT2 Pulley, 20 Teeth, 8mm Bore
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Z Bearing Block
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Z Knob
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Nuts & Bolts (See next step)
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M4 Lock Nut (4 Pcs)
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M4 Washer (4 Pcs)
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M4x20 Cap Screw (4 Pcs)
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8mm Shaft Sleeve (2 Pcs)
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M3 Nut
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M3x6 Grub Screw
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1.5mm Allen Key
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2mm Allen Key
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3mm Allen Key
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Insert the 608 bearings (2 Pcs) into the printed bearing block
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Mount the beating block onto the Spindle Z-Axis Assembly with the M4x20 cap screws (4 Pcs), M4 Washers (4 Pcs) and M4 Lock Nuts (4 Pcs)
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Do not fully tighten the M4 screws yet, the allignment needs to be done first
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Insert the lead screw through the bearing block, through one 8mm Shaft Sleeve and screw it into the brass lead screw nut
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Insert the M3 nut into the slot at the bottom on the Z-knob
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Screw the M3x6 grub screw into the M3 nut with the 1.5mm Allen Key
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Slide the other 8mm Shaft Sleeve, GT2 Pulley and Z-Knob onto the lead screw
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Mount the Z-knob onto the lead screw by tightening the M3 grub screw
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Slide the GT2 Pulley and the 8mm Shaft Sleeve upwards till it is against the Z-knob and tighten them
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Tighten the M4x20 screws which mounts the bearing block
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Make sure not to over tighten these screws so that the Bearing block breaks
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Push the Z-knob and bottom collet towards each other, while tightening the bottom collet
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Make sure the lead screw can turn easily and that there is no vertical play on the spindle assembly, else the collets needs to be adjusted
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