🟪 2.5mm Allen Key

🟦 3mm Allen Key

🟩 Phillips head & Flathead screwdriver

Gather:

🟪 Circuit Case (part AF)

🟦 4x M3 hex nuts

🟩 8x M3 square nuts

🟨 4x M4 hex nuts

🟪 Insert the 8 square nuts into the 8 slots along the upper edge of the case.

🟦 Take a hot glue gun and put a small dot on the outside of each slot to hold the nut in place.

🟩 Flip over the case.

• insert the four M3 nuts into the slots in the wider section of the case.

   

• Use the glue gun to secure them in place.

   

🟨 Insert the four M4 nuts into the slots in the longer section of the case.

• Use the glue gun to secure them in place.

   

• Gather

   

🟪 4x M4 T-slot nuts
🟦 4x M4 x 10mm screws

🟪 Take the four T slot nuts and insert two into each rail of the extrusion to the left of the hole the harnesses are coming out of.

🟦 Hold up the case to the extrusion and line up the nuts to about the position of the screw holes on the case.

🟩 Attach the case to the extrusion with the four M4 screws.

🟨 Line up the back of the case to where it is even with the back of the arm but not extending past the back extrusion.

• Fully tighten the four screws.

   

• If the WiFi antenna is not already removed, disconnect it from the Duet for now.

   

Gather

🟦 Duet Power Cable (~18” long black/red wire)

🟩 Take the Duet board and connect the cable to the “power supply” terminal.

• A higher resolution image can be found here:

   

🟨 Take the Duet to the circuit case.

• Insert the Duet into the circuit case with the Duet SD card slot facing the two rectangular holes in the side of the case.

   

🟪 Take the two wires coming from the bed.

🟦 Insert them into the circular hole in the side of the circuit case.

🟩 Plug the Thermistor wire into the Temp 0 port of the Duet.

🟨 Loosen the terminals next to the Duet power wires with a Phillips screwdriver.

• Put the heater wires into the two terminals.

   

• Make sure the wires are fully pushed in and are making good contact.

   

• Screw the terminals down with the Phillips screwdriver.

   

• Flip down the cover over the terminal and click it into place.

   

🟧 Gather 4 M3 x 10mm screws

• Attach the duet board into the circuit case with the 4 nuts you inserted into the underside of the case in an earlier step.

   

• Route the cables around the side of the Duet board.

   

🟪 Take the WiFi antenna and unscrew the antenna from the cable.

🟦 Unscrew the nut from the cable and remove the first washer.

• Leave the second washer on the threads

   

🟩 Insert the threads through the inside of the small hole in the side of the case.

🟨 Put the removed washer back on the end of the threads.

• Hand tighten the removed nut on the threads.

   

🟧 Screw the antenna back onto the thread.

🟥 Run the antenna wire around the corner of the Duet board and plug the button connector into the WiFi module.

Gather:

🟪 Driver Relay

🟦 Driver signal cable

🟩 Driver power wires

🟨 4 x M3 x 10mm

🟧 4 x M3 nuts

🟪 Take the driver signal cable from the previous step.

• Plug the connector with three wires into IO_1.

   

• Plug the connector with four wires into IO_0.

   

• Check the Duet wiring diagram for reference.

   

• Route the four longer wires through the rectangular hole in the side of the circuit case.

   

🟦 Gather the relay.

• On the side of the relay with four terminals, insert the four longer wires you routed through the case in this order left to right.

   

  • Red

     

  • Black

     

  • Green

     

  • Blue

     

• Tighten each terminal with the phillips head screw driver.

   

• Take the two red wires from earlier, and on the side of the relay with six terminals insert them into these positions.

   

  • Longer wire in first position to the left.

     

  • Shorter wire in fourth position to the left.

     

• Check your work in the images.

   

🟩 Take the four nuts to the circuit case.

• Under the rectangular cutout in the circuit case, there are four hex indentations, insert one nut into each of them.

   

🟨 Take the relay and the four 10mm screws.

• Face the relay such that the side with four wires in it are pointing down.

   

• Fold the four wires behind the relay as shown.

   

• Attach the relay to the side of the circuit case with the four 10mm screws and tighten them with the 2.5mm allen key.

   

🟪 Gather two of the closed loop motor drivers.

🟦 On one side there is a row of white switches with a black switch to the left.

• Flip the black switch to the 5V setting indicated on the face of the driver.

   

• Flip the white switches to where only #3 and #8 are on.

   

🟩 Turn the driver to the side with the row of connectors. There is a yellow dial.

• Use a small Flathead screwdriver to turn one dial to #3 and the other driver to #7.

   

Gather:

🟪 Driver front bracket (Part AJ)

🟦 Driver back bracket (Part AL)

🟩 Bracket connector (Part AE)

🟨 4x M4 25mm screws

🟧 2x M3 20mm screws

🟥 2x M3 hex nuts

🟪 Take the bracket connector.

• Find the two slots on one face of the connector.

   

• Insert the two hex nuts into the slots. Press them in with an Allen key.

   

🟦 Take the front bracket.

• Attach the bracket through the hole in the face of the part to the connector with the 20mm screw.

   

🟩 Rotate the assembly so the screw you just put in is face down on the table.

• Set the ends of the drivers into the “L” shaped slots in the bracket.

   

🟧 Take the back bracket.

• Put it over the two drivers to the other ends of the drivers go into the “L” slots.

   

• Attach the bracket to the other end of the connector with the second 20mm screw.

   

• The two drivers should now be a joined block.

   

🟥 Set the driver block into the circuit case.

• The connectors should be facing up with the side with the switches facing the Duet board.

   

• Use the four M4 screws to mount the drivers into the case to the nuts inserted in the case earlier.

   

🟪 Gather the white 22awg wire.

• one 3in. section.

   

• two 1in. sections.

   

🟦 Gather the external driver cable (harness ED7

🟩 Connect the cable to the external drivers header on the Duet as shown in the image and diagram.

🟪 Unplug the 9 pin connector block from each external driver.

🟦 Take the white wire from the driver connector in the previous step and put it in the first position of one of the headers.

• Take one of the 1in. white wires and bridge between the first and third positions on the header.

   

• Take the 3in. white wire and put it in the 3rd position.

   

• Tighten down the screws for positions 1 and 3.

   

🟩 Take the yellow wire from the driver connector and put it in the 2nd position of the header.

• Take the green wire from the driver connector and put it in the 4th position of the header.

   

• Take the alarm wire going to the io0.in pin (Red wire from step 8) and plug it into the 7th position.

   

• Take the short blue wire from step 8 and plug it into the 9th position.

   

🟨 Take the header and plug it into the proximal driver, the one with the yellow dial set to '7'.

🟧 Take the other header.

• Plug the other end of the 3in. white wire into position 3.

   

• Take the other 1in. white wire and bridge between positions 1 and 3.

   

• Take the red wire from the connector and put it in position 2.

   

• Take the blue wire from the connector and put it in position 4.

   

• Take the alarm wire going to the io1.in pin (Green wire from step 8) and plug it into the 7th position.

   

• Take the alarm wire paired with the io1 wire (Black wire from step 8) and the short blue wire you plugged into the other driver header. Twist the two together and plug them into the 9th position.

   

🟥 Plug the header into the distal driver, the one with the yellow dial set to '3'.

🟦 Gather the two driver power cables. (~12” long red/black cables with spade connectors on only one end)

🟩 Remove the two 2-position headers from the drivers.

• connect the stripped wire ends of the black wire to the second position.

   

🟨 Plug the red wires coming out of the Relay into the VCC 1st position of the headers. Longer wire goes to the driver further away.

• Plug the headers back into the drivers.

   

🟧 Plug the stripped ends of the red wires of the paired red/black wire into the relay one position to the right of the driver their paired black wire goes to.

🟥 Run the cables out the hole in the back of the circuit case.

🟦 If the Z axis motor is not already routed through the arm base, route the cable through one of the top holes in the base, through the base, and out the side of the base with the other wiring harnesses.

🟨 Run the cable under the circuit case to the rectangular hole in the bottom.

• put the connector through the hole and plug it into Driver 2.

   

🟪 Gather harness #6

• Starting at one end of the Molex connector, separate the attached Duet connectors.

   

🟦 Identify the cables by the harness diagram.

🟩 Match the connection location with the Duet wiring diagram.

🟪 Plug the connector into Out_1 on the Duet board.

🟪 Gather harness #5

🟦 This harness only has one connector on it, the distal switch.

🟩 Plug the distal switch into the IO_6 port of the Duet

🟨 Gather the next six wires adjacent to the distal switch wires.

🟧 Plug the six wires you just separated into the six pin header of the distal driver in this order.

1. yellow

    

2. green

    

3. black

    

4. blue

    

5. red

    

6. white

    

🟥 Separate out the next four wires and plug them into the four pin header of the distal driver in this order:

1. green

    

2. black

    

3. red

    

4. blue

    

🟫 The proximal driver repeats this process.

• Gather the next six wires and plug them into the 6 pin header of the proximal driver in the same order as before.

   

• Gather the last four wires and plug them into the 4 pin header of the proximal driver in the same order as before.

   

🟪 Gather the case panel connector (part AK)

🟦 Plug harness #5 into the top position and harness #6 into the lower position.

• Take the harnesses coming out the side of the arm.

   

• Plug harness #1 into harness #5

   

• Plug harness #2 into harness #6

   

🟩 Slide the panel into the slot in the back of the case.

🟨 Temporarily unplug the cable between the Duet and drivers and run the harness bundle to the drivers under it.

🟧 Take a Zip tie and tie down the cable between the duet and drivers to the center bracket between the drivers.

🟥 Take another Zip tie and bundle together the harness wires on the Duet into the middle of the board.

Gather:

🟪 Power supply mount from previous step

🟦 4x M4 10mm screws

🟩 4x M4 T-slot nuts

🟪 Insert the four T-slot nuts into the extrusion at the back of the frame. Two in each rail.

• Align the nuts with the four holes in the mount.

   

🟦 Thread the three power cables through the hole in the mount.

🟩 Attach the mount to the frame with the four M4 screws.

Gather:

🟪 Power supply switch

🟨 Power supply shroud

🟦 Insert the power supply switch into the rectangular hole in the shroud.

• attach the switch to the shroud with the two M3 screws using the 2.5mm Allen key.

   

Take the power supply over to the printer.

Gather:

🟪 6x M4 10mm screws

🟦 2x M3 20mm screws

🟪 Hold the power supply against the mount plate with the cables facing your left.

• Use two of the 10mm screws to attach the power supply to the mount through the two holes on the back of the plate.

   

🟦 Plug the three power cables coming from the circuit case into the power supply.

• Black wires go to the COM positions.

   

• Red wires go to the +V positions.

   

• Close the cover over the terminals.

   

🟩 Take the power supply shroud and put it over the left end of the power supply.

• Push the cables around as you do so none of them are pinched.

   

🟨 Use the two 20mm screws to attach the shroud to the mount plate.

🟧 Use the four remaining 10mm screws to attach the shroud to the power supply.

🟥 Once the shroud is tightened down the shroud should be flush with the mount plate.

• If the shroud is not going flush, check that a wire isn’t caught between the shroud and the mount plate and that the screws are properly going through the power supply holes.