Creality Hi Extruder Motor Replacement

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Introduction


This guide will walk you through the process of disassembling the print head and replacing the Extruder Motor.


Important Notes

  1. Strong Yellow Glue: The connectors on the Extruder Board is secured with a strong yellow glue. You may need to carefully cut or gently wiggle the connectors to release them. Avoid forcing the connector, as this could damage both the Extruder Board and the cable. 


Tools needed


2mm Hex Driver or Hex Key 


2.5mm Hex Driver or Hex Key


Precision Tweezers (for easier connector removal) 

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Step 1. Unscrew the 2 Screws holding the Front Tool Head Cover


Use your 2mm Hex driver to remove the screws securing the front cover.


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Step 2. Remove the Front Tool Head Cover


Pull the tool head cover towards you to slide it off easily. 


Reference Photo:



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Step 3. Remove the Extruder Indicator Wheel


Pull the indicator wheel towards you to remove it. 



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Step 4. Unscrew the 2 screws holding the Extruder Motor Cover and remove the extruder motor cover


Use your 2mm Hex driver to remove the screws securing the extruder motor cover.



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Step 5. Disconnect the Filament Cutter Cable and Extruder Motor Cable from the Extruder Board


Carefully disconnect both the filament cutter cable and the extruder motor cable from the extruder board.



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Step 6. Unplug the Filament Sensor Cable from the Filament Sensor


Disconnect the filament sensor cable from the sensor. 



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Step 7. Unscrew the mounting screws for the Extruder


Use the 2.5mm Hex driver to remove the screws securing the extruder to its mount.



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Step 8.  Slide the Extruder out


Carefully slide the extruder out from its mount. 



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Step 9. Remove the PTFE tube from the Extruder


To remove the PTFE tube, first push the coupler down (marked with an arrow in the photo). Once released, pull the PTFE tube upwards to disconnect it. 



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Step 10. Remove Extruder Motor from the Extruder and replace it with a new one.

Unscrew the 2 screws holding the extruder down to the motor. Then, take your new extruder motor and screw it down using the same screws that were removed. 


Note: Ensure the Extruder Motor wire is positioned on the left side. This ensures the correct orientation, allowing the cable to be properly routed and connected to the extruder board.





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Step 11. Insert the PTFE Tube and fasten the Extruder


Push the PTFE tube down into the coupler.

Slide the extruder back into place and secure it with the screws using the 2.5mm Hex driver. Ensure the filament cutter arm is in its open state.



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Step 12. Plug in the the Filament Sensor Cable, Extruder Motor Cable and Filament Cutter Cable


Plug the filament sensor cable, extruder motor cable, and filament cutter cable back into their respective connectors. 



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Step 13. Ensure that the cables are organized into their grooves


Ensure that the cables are properly routed into their grooves to avoid interference with other components. 



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Step 14. Install the Extruder Motor Cover


Use your 2mm Hex driver to secure the screws holding the extruder motor cover.



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Step 15. Install the Extruder Indicator Wheel


Ensure the extruder indicator wheel is fully seated. If it's not properly aligned, the front tool head cover may not fit correctly. 


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Step 16. Install the Front Tool Head Cover and screw it in place


Position the front tool head cover back into place and secure it with the screws.



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Step 17. Turn on the machine and run Self Test / Calibration.


Power on the machine and run the self-test / calibration procedure. If no errors appear, the replacement was successful!



Your Extruder Motor replacement is complete!