How to Replace the X, Y, and Z Drivers (Epsilon Series)

This guide will help you replace the X, Y and Z driver boards in case you need to fix any of the issues related to them. 

 

Tools
	Allen key 2.5 mm
	Allen key 2 mm
	5.5 mm Socket driver

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Content table

• Replacing X Axis drivers
• Replacing Y Axis driver
• Replacing Z Axis driver

 

	Attention! Electrical Hazard it's very important to turn off and disconnect the printer to avoid short circuits or any risk of electrocution, before replacing any driver.
Do not touch the power supply or the power supply's terminals during this repair.

 

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Replacing the X-Axis Drivers

1. Remove the two Allen screws of the Driver holder

x2 M3 8mm

2. Disconnect the flat cable and the other connectors

4. Connect the flat cable and the other connectors to the new driver

You will need to sightly unscrew the clamp to insert the flat cable into the driver. Make sure that the flat cable is correctly installed and close the clamp adjusting the screws.

5. Tighten the two screws of the Driver holder.

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Replacing the Y-Axis Driver

1. Remove the two nuts and washers that are holding the Driver

x2 M3   x2

2. Disconnect the flat cable and the other connectors

3. Connect the flat cable and the other connectors to the new Driver

Check that the flat cable is correctly installed before continuing with the next steps

 

• If you have received a driver with flat cable clamp, you will need to place the upper part of the clamp over the driver spacer and adjust the screws to secure the cable.

4. Install the driver in its position, place the washers and re-tighten the two nuts

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Replacing the Z-Axis Driver

1. Remove the lower bowdens from the FRS

2. Remove the bottom Z cable covers

Follow the next article to understand this process: How to remove the Z cable cover.

3. Raise the printing platform

To get access to the inner cover you will need to raise up the printer surface. If you can't turn on the printer, you will need to manually raise the printing platform by turning the Z motor lead screw.

4. Remove the frontal inner cover

Follow this guide to understand this process: How to remove the inner cover

5. Remove the two nuts and washers that are holding the Driver

x2 M3   x2

6. Disconnect all the cables from the Driver

7. Connect the flat cable to the new Driver

Check that the flat cable is correctly installed before continuing with the next steps

 

• If you have received a driver with flat cable clamp, you will need to place the upper part of the clamp over the driver spacer and adjust the screws to secure the cable.

8. Install the driver to its position, place the washers and re-tighten the two nuts

 

Parts		Buy these parts
	Epsilon Series/Sigma Series XYZ stepper driver pack	SKU 11931

 

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