Carbide 3D SHAPEOKO 3 User manual


Welcome and Congratulations
You are now the proud owner of the Shapeoko 3, an incredibly powerful and easy-to-use CNC machine.
In this guide we will walk you step-by-step through the assembly of your Shapeoko 3. If you run into any
problems along the way, send us an email at suppor[email protected] and we’ll help get you back on track!
Important Notes Used in This Guide
We use three types of call-outs: Warnings, Notes, and Pro Tips:
Do NOT Use Power Tools
Use hand tools only. Do NOT use power tools to assemble your Shapeoko 3.
Finger-Tight Only
to do so.
Firmware
Stepper Motors
cause them to generate electricity.
Have Questions? Need Help?
06/01/2020 Version 4.0
Table of Contents
Welcome and Congratulations.....................................................................................................1
Important Safety Instructions......................................................................................................2
Machine Operating Checklist........................................................................................................3
Step 1 Inventory.............................................................................................................................4
Step 2 Baseframe.........................................................................................................................12
Step 3 Carriages............................................................................................................................16
Step 4 Gantry.................................................................................................................................24
Step 5 Belting................................................................................................................................28
Step 6 Proximity Switches.........................................................................................................34
Step 7 Wiring.................................................................................................................................38
Step 8 Compact Router................................................................................................................44
Step 9 Level and Square.............................................................................................................48
Next Steps......................................................................................................................................50
Connect to Power.........................................................................................................................50
Download the Software..............................................................................................................51
Congure Carbide Motion 5......................................................................................................51
Run the Test Project....................................................................................................................53
Workholding.................................................................................................................................54
Cutting Tutorials and Projects...................................................................................................55
User Guides and Video Tutorials...............................................................................................55
Glossary of Terms.........................................................................................................................56
Machine-Use Log..........................................................................................................................56
WARNING: This is a warning. Information in these boxes is VERY important. Pay close attention.
WARNING: When moving the gantry by hand, go slowly. The power generated by the stepper motors
will feel like bumps. If the lights on the Carbide Motion board are lighting up, it’s very important to slow
down because you are pushing electricity back through the board. Too much back ow could damage
the Carbide Motion board.
NOTE: This is a note—information that points out critical steps or information for future reference.
PRO TIP: This is a pro tip. Anytime you see one of these, you will nd helpful additional information.

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Important Safety Instructions
The Shapeoko is a machine tool and requires the same caution that should be exercised with any power
tool.
Eye Protection
Always wear safety glasses or goggles which are suitably impact resistant.
Hearing Protection
Always wear ear plugs or ear muffs. For long jobs, it may be desirable to wear both. Hearing damage is
Respiratory Protection
Clothing, Hair, and Jewelry
Always ensure that clothing, hair, and jewelry cannot become caught in the machine. Always wear
Machine Safety
Always inform someone before operating the machine and check in with them after successfully completing
Fire Prevention
Outlet Requirements
Plug the router into an outlet that has a dedicated on/off switch. Be sure this is accessible while the machine
is running, in case you should need to shut off the Shapeoko 3 immediately.
End Mill Safety
carefully before each use and ensure that they are securely held by the collet.
Debris Disposal
tract, and potentially poisonous to some animals. All of these possible disposal implications are in addition to
the spontaneous combustion hazard posed by all types of sawdust.
Machine Operating Checklist
1. Be Safe
glasses/goggles, hearing protection, and respiratory protection.
2. Check the Machine
Check that all bolts and set screws are tight, V-rails are in good condition with no nicks or other damage, belts are tight and
in good shape, wiring is in good condition with continuity and securely fastened, and that nothing is frayed or broken and
3. Secure the Workpiece
4. Mount the Router
5. Examine the End Mill
Examine each end mill prior to use to ensure that it is sharp, in good condition, and not chipped (this is best done with a loupe
as the deepest intended cutting depth. Check to make certain that the collet is tight and will not work loose during operation
6. Clear the Work Area
Ensure the work area is clear and all cables run without interference. Most importantly, check that there is nothing beneath
7. Connect to a Computer
To connect the Shapeoko 3 to a computer:
a. Power up the computer.
b. Connect the USB cable to the port at the rear of the Carbide Motion board and to your computer.
c. Start Carbide Motion 5 on your computer.
d.
e.
f. If necessary, home the cutting tool to the proper place in relation to the workpiece.
8. Disconnect the Touch Probe
9. Double Check the Work Area
check.
10. Send NC File to Machine
correct speed. Follow all prompts for tool changes.
11. Monitor the Machine During Operation
While staying clear of the work area, monitor the machine during operation. Ensure there is no build-up of dust, debris, or
machine is operating.
12. Finish and Clean Up
such as isopropyl alcohol.

Step 1
Inventory
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Unbox the Shapeoko 3
Figure1‑2.
Item Description Qty Other Information
A 1 28.3″×22.8″×0.75″
BShapeoko 3 Final Assembly Box 1 Contains Hardware and Components Needed for Assembly
CX/Z+ Box 1 Contains Z-Plus Carriage, Components, and Hardware
DY-Axis Left Assembly Box 1 Contains Y-Axis Left Carriage
ESweepy Box 1
FAluminum Extrusion Package 1 ″×7.5″×3.8″Package Contains 3 Unique Extrusion Rails
GEndplate Package 1 ″×″×2″Package Contains 2 Identical Endplates
HY-Axis Right Assembly Box 1 Contains Y-Axis Right Carriage
IShapeoko 3 Assembly Guide 1 This Printed Assembly Guide
Optional Items
JCarbide Compact Router Box 1 Contains the Compact Router and Accessories/Tools
Take Inventory
the checklists on the following pages. Inspect items
for damage and quantity, then carefully set each
aside until they are needed for assembly.
Y‑Axis Left Assembly &
Y‑Axis Right Assembly Boxes
match the carriages shown in Figure1‑3. The
Right and Left Assembly are mirror images.
PRO TIP: Your Shapeoko 3 kit was carefully
packaged by hand. If, after completing your
inventory, you nd that something is missing or
and we’ll ship it to you ASAP.
NOTE: Save both of the Y-Axis Assembly boxes.
We will use them to support the gantry during
assembly.
Figure1-2 Figure1-3

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Shapeoko 3 Final Assembly Box
small plastic bags, and smaller bags may be packed into larger bags This box contains the items listed in the
table on the next page and shown in Figure1‑4.
Shapeoko 3 Final Assembly box contents; see Figure1‑4:
Item Description Qty
A 4
BBaseframe Hardware: M5 × 18
CRouter Mount 1
DRouter Mount Adapter Ring 1
ERouter Mount Hardware: M5 ××
4
F 1
G×12mm Button Head Cap Screws 24
H× 12
IToothed Belt 3
J××8mm
12
KProximity Switches 2
L×8mm
3
MPCB Riser Board 1
NCable Tie Mounts ×
35
OPower Cord 1
PPower Supply 1
QUSB Cable 1
RLarge Zip Tie 2
SPermanent Marker 1
TShapeoko Build Plate 1
U#201 ¼-inch Square End Mill Cutter 1
VTool Kit: 5, 4, 3, 2.5, 2, and 1.5mm Hex Keys*; 10 and 8mm Wrenches 8
need to adjust the motor pulley set screws.
Figure1-4

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X/Z+ Box
This box contains all the items listed in the table
below and shown in Figure1‑5.
Item Description Qty
A
Z-Plus Carriage with Z-Axis
Stepper Motor and Z-Axis
Proximity Switch
1
BX-Axis Stepper Motor 1
CM5 ×10mm Socket Head Cap
Screw 4
D
Tramming Plate and Hardware:
M5 ×8mm Socket Head Cap
5
Sweepy Box
Figure1‑6.
Aluminum Extrusion Rails
Examine the three rails, shown in Figure1‑7, and
identify the following:
• X-Axis Rail (X-Rail): has Shapeoko/warning
M4 threaded screw holes along the back.
• Y-Axis Left Rail (Y1-Rail): is plain.
• Y-Axis Right Rail (Y2-Rail):
threaded screw holes along one side.
Endplates
Figure1‑8.
formed and that it is seated squarely in place.
MDF Baseplate
in Figure1‑9.
Carbide Compact Router
Box
Optional Equipment. If you ordered the Carbide
Figure1‑10.
Precision collets, 0.25″and 0.125″, are included
in the box in addition to the standard router
accessories and tools.
WARNING: MDF is sensitive to moisture.
Avoid liquids and/or high humidity. If you are
in a high-humidity environment, consider
sealing the MDF baseplate with a suitable
nish, such as spar urethane or lacquer.
NOTE: Save the two long foam packing blocks
from the X/Z+ box. We will use them to support
the gantry during assembly.
Figure1-6
Figure1-7
Figure1-5 Figure1-8
Figure1-9
Figure1-10

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Additional Required Tools
The following tools are not included in your
Shapeoko kit, but are required for assembly. See
Figure1‑11:
Item Description Qty
AFlush Cut Pliers or Scissors 1
B 1
CRuler 1
Recommended Tools
The following tools are recommended for assembly,
but not included. See Figure1‑11:
Item Description Qty
D8 and 10mm Combination
Wrench 2
E
Easy-Peel Masking Tape (e.g.
blue painter’s tape; nothing that
1
FTape Measure 1
Before You Begin Assembly
This guide contains many instructions with a
directional reference, such as: left, right, front,
back, rear, inside, outside, etc.
standing in front of, and looking at, the machine as
shown in Figure1‑12
of the machine.
familiarize yourself with the machine’s directional
and down. See Figure1‑13.
Figure1-11 Figure1-12
Figure1-13

Step 2
Baseframe
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Required Components
See Figure2‑2:
Item Description Location Qty
AEndplate N/A 2
B N/A 1
C Shapeoko 3 Final Assembly Box 4
DM5 ×25mm Button Head Cap Screw Shapeoko 3 Final Assembly Box 12
Required Tools
See Figure2‑3:
Item Description Qty
A3mm Hex Key 1
B 1
Recommended Tools
See Figure2‑3:
Item Description Qty
CTape Measure 1
Figure2-2
Figure2-3

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Attach the Adjustable
Leveling Feet
1.
into the outermost PEM nuts at either end of
each endplate. Screw in until there is an equal
″.See Figure2‑4.
Attach the MDF Baseplate
to Front and Rear
Endplates
1.
workspace with the countersunk holes facing
up and the longer sides toward the front and
rear. See Figure2‑5.
2.
into place along the front and rear edges of
the baseplate. The protruding threads of the
screw holes from the underside of the
baseplate. See Figure2‑5 and 2‑6.
3.
M5×25mm button head cap screws to secure
Figure2‑7.
4. Turn the screws until they stop but do not fully
tighten.
Level the Baseframe
Assembly
1.
diagonally. See Figure2‑8.
2.
measuring diagonally across the baseframe
from the outside edges of the endplates. Check
both sides. The machine is square when the
two measurements are equal. Approximates
are acceptable at this stage as the machine is
completed in Step 9: Level and Square.
NOTE: We’ll come back and tighten all of the
baseframe screws later on when squaring
the machine.
WARNING: Do not assemble the Shapeoko
3 on the oor; a large workbench is essential.
The completed dimensions of the Shapeoko 3
are 28.5″(X) ×24″(Y) ×17.5″(Z).
Figure2-5
Figure2-6
Figure2-7Figure2-4
Figure2-8

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Required Components
See Figure3‑2:
Item Description Location Qty
A X-Axis Aluminum Extrusion Rail (X-Rail) N/A 1
B N/A 1
C N/A 1
D Y-Axis Left Carriage (Y1-Carriage) Y-Axis Left Assembly Box 1
E×12mm Button Head Cap Screw Shapeoko 3 Final Assembly Box 4
F Z-Plus Carriage (Z-Plus) X/Z+ Box 1
GTramming Plate X/Z+ Box 1
HM5 ×8mm Socket Head Cap Screw X/Z+ Box 4
IRouter Mount Shapeoko 3 Final Assembly Box 1
JLoctite 242 Threadlocker Shapeoko 3 Final Assembly Box 1
KM5 × Shapeoko 3 Final Assembly Box 2
LM5 ×55mm Socket Head Cap Screw Shapeoko 3 Final Assembly Box 2
MRouter Mount Adapter Ring Shapeoko 3 Final Assembly Box 1
N X/Z+ Box 1
OM5 ×10mm Socket Head Cap Screw X/Z+ Box 4
P Y-Axis Right Carriage (Y2-Carriage) Y-Axis Right Assembly Box 1
Q×12mm Button Head Cap Screw Shapeoko 3 Final Assembly Box 4
Required Tools
See Figure3‑3:
Item Description Qty
A3 and 4mm Hex Key 2
B10mm Wrench 1
Recommended Tools
See Figure3‑3:
Item Description Qty
C10mm Combination Wrench 1
DMasking Tape 1
Figure3-2
Figure3-3
Step 3
Carriages

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Open the V‑Wheels
1. Figure3‑6:
a.
b.
c.
2.
eccentric nuts CLOCKWISE until the dimple is
facing UP. Refer back to Figure3‑4.
Assemble the Z‑Plus
Attach the X-Motor
1. Familiarize yourself with the features and
layout of the Z-Plus. See Figure3‑7.
2.
30mm standoffs pointing up.
3.
spaced standoffs in the center of the Z-Plus,
with the X-motor lead cables extending up
toward the Z-motor. See Figure3‑8.
4. ×10mm
socket head cap screws to secure the X-motor
to the Z-Plus.
ECCENTRIC NUTS AND V-WHEELS EXPLAINED
Eccentric nuts and V-wheels are what we use to adjust the gantry at the intersect between the carriage V-wheels and the
V-rails. A loose connection here is referred to as carriage slop. To eliminate slop, a very small amount of tension is added
between the wheels and rail. Too much tension and the wheels will deform, causing bumpy and constrained motion. Not
enough tension, and the carriages will wobble. When tension is just right, the carriages glide smoothly and without slop for
the highest-quality cuts.
Our HD eccentric nuts, in combination with the attached V-wheel, operate as a cam, converting the rotational motion of
turning the nut, into linear motion at the V-wheel. A dimple on one the side of the nut indicates the furthest point to center
of the offset threads. When the dimple is facing UP, the distance between the top and bottom wheel is at its greatest and
the V-wheels are OPEN. When the dimple is facing DOWN, the opposite is true, and they are CLOSED. See Figures 3‑4 and
3‑5.
When adding tension to a loose V-wheel, turn the eccentrics clockwise. Turning counter-clockwise will loosen the bolted
connection between nut and wheel. If this happens, re-tighten with a 10mm wrench and a 3mm or 4mm hex key.
Not much tension is needed for the carriages to be secure. The wheels should only be snug against the rail. Reach under
and spin the V-wheel with your nger. If it rotates freely, turn the eccentric nut clockwise until you feel some friction against
the rail and the carriage is free from slop.
Figure3-5
Figure3-4
Figure3-6
Figure3-8
Figure3-7

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Identify the Front of the
Tramming Plate
a feature of the Z-Plus made possible by the
tramming plate. Tramming before each new project
sets the router mount perfectly parallel to the
Three of the four M5 mounting holes on the
tramming plate are enlarged by 0.75mm. The one
point around which the plate can “wiggle” by +/-
be in the UPPER-LEFT corner when the plate is mounted to the Z-Plus. This is considered the FRONT of the
tramming plate.
1. Position the tramming plate with the short legs extending up in a “U” shape. See Figure3‑9.
2. Inspect the top two screw holes to determine which of the two is the smaller.
3. Position the tramming plate with the smaller hole at TOP-LEFT. This is the FRONT of the plate.
Attach the Router Mount to the Tramming Plate
The router mount attaches to the FRONTUP.
1.
back of the router mount AND×
2.
M5×
secure the router mount to the FRONT of
the tramming plate and fully tighten. See
Figure3‑11.
Attach the Tramming Plate to the
Z-Plus
1. Set the tramming plate onto the front of the
2. ×8mm
socket head cap screws to secure the plate to
the Z-Plus. See Figure3‑12.
3.
mount adapter ring into the router mount. If
and can set it aside.
4. Insert the two M5×55mm socket head cap
screws into the front of the router mount and
5. Grasp the sides of the Z-Plus with both hands
and lower the Z-carriage with your thumbs
until it stops at the bottom. See Figure3‑13.
PRO TIP: Insert the tramming plate hardware, two (2) M5×8mm screws, from the back and examine
each screw hole for a gap. The larger hole will leave a gap around the screw, the smaller hole will
not. Mark the smaller, standard-sized M5 screw hole with a piece of tape. See Figure3‑10.
Figure3-10
Figure3-9
Figure3-12
Figure3-11
Figure3-13

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Position the X‑Rail
1. Place the X-rail, with the decals facing the
front, across the top of the two empty Y-Axis
Left and Right Assembly boxes, as shown in
Figure3‑15.
Install the Y1‑Carriage
1. Identify the Y1-carriage. See Figure3‑15.
2. ×12mm
button head cap screws to attach the
Y1-carriage to the LEFT end of the X-rail as
shown in Figure3‑16.
When properly attached, the motor body will be
to the inside and behind the X-rail. The V-wheels,
idlers, and motor pulley will be facing out as shown
in Figure3‑16.
3. Snug the Y1-carriage to the X-rail, but do not
fully tighten the screws.
Install the Z‑Plus
1. With the router mount facing front, line the
four V-wheels up with the two V-rails, and
slide the Z-Plus onto the open end of the X-rail.
See Figure3‑17.
Pay special attention to all four V-wheels, making
the Y2-carriage goes on, the Z-Plus is locked in
place.
Install the Y2‑Carriage
1. Locate the Y2-carriage.
2. ×12mm
button head cap screws to attach the
Y2-carriage to the open end of the X-rail. See
Figure3‑18.
When properly attached, the motor body will be
to the inside and behind the X-rail. The V-wheels,
idlers, and motor pulley will be facing out.
3. Snug the Y2-carriage to the X-rail, but do not
fully tighten the screws.
NOTE: Each extrusion rail has a pair of
V-rails running the entire length of one side.
These V-rails serve as linear tracks for the
V-wheels, securing the carriages to the
gantry and allowing them to glide smoothly.
The V-rails will face to the front (X) or inside
(Y1 and Y2) of the machine. See Figure 3‑14.
PRO TIP: Screws going into the ends of the
extrusion rails are prone to cross-threading.
Prior to installation, pre-screw each extrusion
rail to clear any debris from the threads.
These “practice” screws should thread easily,
with little resistance and without wobble.
When you’re ready to attach the carriages,
partially thread all screws before tightening
each one a little at a time in a cross pattern.
PRO TIP: Center the Z-Plus on the X-rail and
use several strips of masking tape to keep it
from rolling back and forth.
Figure3-14
Figure3-16
Figure3-17
Figure3-15 Figure3-18

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Required Components
See Figure4‑2:
Item Description Location Qty
A Y-Axis Left Aluminum Extrusion Rail (Y1-Rail) N/A 1
C×12mm Button Head Cap Screw Shapeoko 3 Final Assembly Box 8
B Y-Axis Right Aluminum Extrusion Rail (Y2-Rail) N/A 1
C ×12mm Button Head Cap Screw Shapeoko 3 Final Assembly Box 8
Required Tools
See Figure4‑3:
Item Description Qty
A4mm Hex Key 1
B10mm Wrench 1
CFoam Packing Block (From the
2
Recommended Tools
See Figure4‑3:
Item Description Qty
D10mm Combination Wrench 1
Assemble the Gantry
In this step, we’ll be inserting the Y1- and Y2-rails
into the carriages and securing them to the
baseframe to form the gantry.
Position the X-Rail
1. Place the X-rail/carriage assembly across the
middle of the baseframe, shifted slightly to
the left, with the Y1-carriage on the tabletop
and the Y2-carriage on the baseplate. See
Figure4‑4.
Figure4-2
Figure4-3
Figure4-4
Step 4
Gantry

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Insert the Y1-Rail
1. Slide the V-rails of the Y1-rail between the four
rail between the front and rear endplates. See
Figure4‑5.
Insert the Y2-Rail
1. Slide the V-rails of the Y2-rail between the four
rail between the front and rear endplates. See
Figure4‑6.
Secure the Gantry
Position the Gantry
1. Lift the gantry and place it onto the baseframe
with the Y1- and Y2-rails positioned between
the front and rear endplates. Use caution,
forward. See Figure4‑7.
Secure the Y1-Rail
The Y1- and Y2-rails will be raised into place one
loosely attached to the endplates with two screws,
for rotating the Y2-rail up and into place.
1. Prop up the Y1-rail with the two long foam
packing blocks from the X/Z+ box. See
Figure4‑8.
2. Align the UPPER-INSIDE screw holes of the
Y1-rail with the same through-holes of the
FRONT and REAR endplates. See Figure4‑8.
3. ×12mm
button head cap screws to loosely attach the
Y1-rail to the UPPER-INSIDE holes in the front
and rear endplates. See Figure4‑8.
into place.
Secure the Y2-Rail
1.
Y1-rail and use them to prop up the Y2-rail.
2. ×12mm
button head cap screws to secure the
Y2-rail to the front and rear endplates. See
Figure4‑9.
Complete Rail Assembly
1.
×12mm button head cap screws to secure
the Y1-rail to the front and rear endplates.
2.
between the rails and endplates, but do not
fully tighten.
Tension the V‑Wheels
1.
the V-wheels engage with the V-rails. See
Figure4‑10.
Refer back to the eccentric nut information on page
18 and Figures 3‑4 and 3‑5, if needed.
NOTE: The Y1-rail is plain, there are no
threaded holes on either side of the rail.
PRO TIP: The gantry can be awkward to
handle alone. Enlist the help of another
person when lifting and positioning it. Each
person should use one hand to lift the gantry
by the X-rail and the other hand to center the
Y-rails between the endplates.
NOTE: The Y2-rail has two M6 threaded
screw holes on one side. The holes are for
mounting the optional BitRunner accessory.
Figure4-5
Figure4-6
Figure4-7
Figure4-8
Figure4-9
Figure4-10

Step 5
Belting
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Required Components
See Figure5‑2:
Item Description Location Qty
A Steel-Core Toothed Belt Shapeoko 3 Final Assembly Box 3
BBelt Clip Shapeoko 3 Final Assembly Box
CM5 ×10mm Socket Head Cap Screw Shapeoko 3 Final Assembly Box
Required Tools
See Figure5‑3:
Item Description Qty
A3 and 4mm Hex Key 2
B 1
Belts and Belt Clips
Belts are secured to the rails using belt clips. Each belt clip has a PEM nut on the short leg and two parallel
slots on the long leg. All six belt clips will attach to the ends of the three belts as follows. See Figure5‑4.
1. Thread 2 /inches of belt through the outer slot of the belt clip with teeth facing toward the PEM nut.
2. Loop this end of belt down and through the inner slot of the clip. Pull the belt tight against the belt clip.
The length of the short end should now be about 2 inches.
3. Bring the two sections of belt together. Interlock the teeth and extend the belt away from the PEM nut.
Figure5-2 Figure5-4
Figure5-3

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Install the X‑Rail Belt
1. Select one of the three identical belts.
2. Attach a belt clip to one end of the belt. (Refer
back to Figure5‑4
3. Set the belt clip on top of the X-rail next to
down, and extend along the X-rail towards the
Z-Plus. Ensure the teeth of the bottom 2 inches
of belt interlock with the top. See Figure5‑5.
4. ×10mm
socket head cap screw to secure the belt clip
to the Y1-carriage. Insert the screw from the
OUTSIDE and tighten. See Figure5‑5.
5. Feed the belt under the two idlers on the back
of the Z-Plus. Make sure the belt does not twist
and the teeth remain facing down all the way
to the Y2-carriage. See Figure5‑6.
Slide the 3mm hex key under the belt,
between the two idlers. Use the hex key as
belt up between the two idlers as shown in
Figure5‑7.
7. Use the 3mm hex key to reach in between the
X-motor and carriage plate, hook the loop, and
pull it up and out towards you. See Figure5‑8.
8. Make sure the belt has not twisted and the
teeth are still facing down, then place the belt
Figure5‑9.
Very gently take the slack out of the belt
by slowly pulling the free end toward the
Y2-carriage.
10. Attach another belt clip to the free end of the
belt. (Refer back to Figure5‑4
11. Adjust the amount of belt you feed through
/-inch gap exists
between the belt clip and the Y2-carriage.
Ensure the teeth of the bottom few inches of
belt interlock with the top. See Figure5‑10.
Figure5-5
Figure5-6
Figure5-7
Figure5-8
Figure5-9
Figure5-10

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12. ×10mm
socket head cap screw to attach the belt clip
to the Y2-carriage. Insert the screw from the
OUTSIDE
as this could bend the X-motor pulley. See
Figure5‑11.
Install the Y1‑Rail Belt
1. Attach a belt clip to one end of one of the two
remaining belts. (Refer back to Figure5‑4
2. Set the belt clip on top of the Y1-rail next to
teeth down, and extend along the Y1-rail
towards the Y1-carriage. Ensure the teeth of
the bottom 2 inches of belt interlock with the
top. See Figure5‑12.
3. ×10mm
socket head cap screw to attach the belt clip
to the front endplate. Insert the screw from the
FRONT and tighten. See Figure5‑12.
4. Feed the belt under the two idlers on the
outside of the Y1-carriage. Make sure the belt
does not twist and the teeth remain facing
down all the way to the rear endplate. See
Figure5‑13.
5. Slide the 3mm hex key under the belt, between
Y1-rail to push a loop of belt up between the
two idlers as shown in Figure5‑14.
Use the 3mm hex key to hook the belt and pull
it up between the two idlers.
7. Make sure the belt has not twisted and
the teeth are still facing down, then place
Figure5‑15.
8. Very gently take the slack out of the belt by
slowly pulling the free end toward the rear
endplate.
Attach another belt clip to the free end of the
belt. (Refer back to Figure5‑4
10. Adjust the amount of belt you feed through
/-inch gap exists
between the belt clip and the rear endplate.
Ensure the teeth of the bottom few inches of
belt interlock with the top. See Figure5‑16.
11. ×10mm
socket head cap screw to attach the belt clip
to the rear endplate. Insert the screw from the
BACK
could bend the Y1-motor pulley.
Install the Y2‑Rail Belt
1. Install the remaining belt on the Y2-rail,
following steps 1-11 of the “Install the Y1-Rail
PRO TIP: The Y2-belt installation is a mirror
image of the Y1-belt process.
NOTE: The belt should be tight enough to
snap against the Y1-rail when gently lifted.
NOTE: The belt should be tight enough to
snap against the X-rail when gently lifted.
Figure5-11
Figure5-12
Figure5-13
Figure5-14
Figure5-15
Figure5-16

34 docs.carbide3d.com suppor[email protected] 35
Required Components
See Figure6‑2:
Item Description Location Qty
A X-Axis Proximity Switch Shapeoko 3 Final Assembly Box 1
B X-Axis Proximity Switch Plate Shapeoko 3 Final Assembly Box 1
CM3 ×18mm Socket Head Cap Screw Shapeoko 3 Final Assembly Box 2
DM5 ×8mm Socket Head Cap Screw Shapeoko 3 Final Assembly Box 2
E Y-Axis Proximity Switch Shapeoko 3 Final Assembly Box 1
F Y-Axis Proximity Switch Plate Shapeoko 3 Final Assembly Box 1
G M3 ×18mm Socket Head Cap Screw Shapeoko 3 Final Assembly Box 2
HM5 ×8mm Socket Head Cap Screw Shapeoko 3 Final Assembly Box 2
I30mm Male-to-Female Standoff Shapeoko 3 Final Assembly Box 2
JCable tie Shapeoko 3 Final Assembly Box 1
Required Tools
See Figure6‑3:
Item Description Qty
A2.5 and 4mm Hex Key 2
BPermanent Marker 1
Figure6-2
Figure6-3
Step 6
Proximity Switches

docs.carbide3d.com suppor[email protected] 37
Install the Proximity
Switches
switches. The Z-Axis proximity switch is
pre-installed on the front of the Z-Plus. See
Figure6‑4. The X- and Y-Axis proximity switches
will be attached to mounting plates and then
Label the Z-Axis Proximity Switch
1. Use the included permanent marker to label
the Z-Axis proximity switch cable connector
with a “Z” as shown in Figure6‑4.
Install the X-Axis Proximity Switch
of their black lead cables. The X-Axis proximity
to the X-Axis proximity switch mounting plate, then
mounted to the BACK of the Z-Plus.
1. Locate the X-Axis proximity switch, with the
longer lead cable, and its mounting plate, the
taller of the two plates.
2. Align the switch and plate, with the switch
facing left and the plate’s two PEM nuts in
the BOTTOM-RIGHT corner. Flush the face
of the switch with the edge of the plate. See
Figure6‑5.
3. ×18mm
socket head cap screws to attach the switch
to the plate. Make sure the front edge of the
Figure6‑5.
4. ×8mm
socket head cap screws to install the mounting
plate to the two 30mm standoffs at the rear of
the Z-Plus. Ensure the proximity switch is on
the outside of the switch plate and faces the
Y2-rail. See Figure6‑6.
5. Label the X-Axis proximity switch cable
connector with an “X” as shown in Figure6‑6.
Install the Y-Axis Proximity Switch
The Y-Axis proximity switch has the shorter
cable. It attaches to the Y-Axis proximity switch
mounting plate then attaches to the OUTSIDE of
the Y2-carriage.
1. Locate the remaining Y-Axis proximity switch,
with the shorter lead cable, and its mounting
plate, the shorter of the two plates.
2. Align the switch and plate, with the switch
facing right and the plate’s two PEM nuts in
the BOTTOM-LEFT corner. Flush the face of
the switch with the edge of the plate. See
Figure6‑7.
3. ×18mm
socket head cap screws to attach the switch
to the plate. Make sure the front edge of the
Figure6‑7.
4.
standoffs to the OUTSIDE of the Y2-carriage.
See Figure6‑8.
5. ×8mm
socket head cap screws to install the mounting
plate to the two 30mm standoffs on the
OUTSIDE of the Y2-rail, with the switch to the
outside of the plate and facing the rear. See
Figure6‑9.
switch cable to the upper standoff. See
Figure6‑9.
7. Label the Y-Axis proximity switch cable
connector with a “Y” as shown in Figure6‑9.
Figure6-5
Figure6-4
Figure6-6
Figure6-7
Figure6-8
Figure6-9
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