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Table of Contents
Intro ....................................................................................................................................................................... 1
Section 1: Before you start ..................................................................................................................................... 4
Tools and materials required: ............................................................................................................. 4
Frame assembly: ............................................................................................................................................. 4
Mounting the table surface: ............................................................................................................................ 4
Wiring the control box (this document does not provide wiring instructions, but it will be helpful to make sure
you have all your tools first): ........................................................................................................................... 4
Electrical precautions ......................................................................................................................... 5
Overview of the ShopBot PRS CNC tool .............................................................................................. 6
Terms to know ................................................................................................................................................ 7
Major components: ........................................................................................................................................ 7
X/Y/Z axis and directions of travel ................................................................................................................... 9
Section 2: Table assembly ..................................................................................................................................... 10
Visual guide to table parts and hardware ......................................................................................... 11
Attach hardware to the table Legs.................................................................................................... 12
Attach the legs to the table sides ..................................................................................................... 13
Attach the lower support ................................................................................................................. 14
Attach the first upper table support and gussets.............................................................................. 15
Slide the first cross-support into position ......................................................................................... 17
Add the middle legs (This step is not needed if you are setting up a 48x48 or 60x48 table) ............. 17
Add the final set of legs .................................................................................................................... 18
Level and square the table frame ..................................................................................................... 19
Level and square the front table side ............................................................................................................ 19
Level the rear table side ................................................................................................................................ 21
Square the rear table side ............................................................................................................................. 22
Mount the rails ................................................................................................................................. 24
Place the gantry onto the rails .......................................................................................................... 25
Place the YZ car onto the gantry ....................................................................................................... 27
Replace the lower wheels ............................................................................................................................. 27
Adjust the lower wheels ................................................................................................................................ 28
Attach the rail wipers .................................................................................................................................... 29
Section 3: Mounting the motors and other peripherals ......................................................................................... 30
Mount the motors ............................................................................................................................ 30
Secure the motor cables ................................................................................................................... 32
Mounting a router or spindle ........................................................................................................... 33
Router option ............................................................................................................................................... 33
Spindle option .............................................................................................................................................. 33
Mounting the VFD (Applies to spindles only. Skip this section if you are using a router). ................ 35
Determining the VFD Model .......................................................................................................................... 36
Mounting a 10” VFD...................................................................................................................................... 37
Mounting a 16” VFD...................................................................................................................................... 38
Connect power to your spindle......................................................................................................... 39
Assemble Your Shopbot PRS Gantry Tool 2015 02 27.Docx
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