AnyCubic Kobra 2 Neo Replacement Manual
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AnyCubic Kobra 2 Neo Replacement Manual

AnyCubic Kobra 2 Neo Replacement Manual

Extruder assembly
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Kobra 2 Neo - Extruder Assembly
Replacement Guide
The extruder assembly is located inside the print head and consists of the plastic extruder assembly,
sheet metal parts, and the extruder motor.
1. Tools:
S2.5 Allen Key
Flathead Screwdriver
2. Filament Retraction:
Step 1: Raise the Z-Axis
Connect the power supply.

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Summary of Contents for AnyCubic Kobra 2 Neo

  • Page 1 Kobra 2 Neo - Extruder Assembly Replacement Guide The extruder assembly is located inside the print head and consists of the plastic extruder assembly, sheet metal parts, and the extruder motor. 1. Tools: S2.5 Allen Key Flathead Screwdriver 2. Filament Retraction: Step 1: Raise the Z-Axis Connect the power supply.
  • Page 2 ① In the main menu, rotate the knob counterclockwise to the indicated position and press the knob to enter the next menu. ② In the settings menu, rotate the knob clockwise to the indicated position and press the knob to enter the next menu.
  • Page 3 Step 3: Remove the Filament Once the nozzle has reached the target temperature, press the handle on the extruder to push the filament forward slightly. Quickly retract and remove the filament. Follow the sequence in the image provided.

  • Page 4: Disassembly Steps

    3. Disassembly Steps: Step 1: Power Off the Device Before replacing the extruder assembly, ensure that the device is powered off, disconnected, and wait for the print head temperature to cool to room temperature for safety. Step 2: Remove Print Head and Extruder Cables ①...
  • Page 5 ② Slightly rotate the valve on the adapter board, then disconnect the print head cable and extruder motor cable.
  • Page 6 Step 3: Remove PTFE Tube ① Remove the clamp fixing the quick connector for the extruder.
  • Page 7 ② Depress the extruder quick connector and pull out the PTFE tube. Step 4: Remove Print Head Use an S2.5 Allen Key to remove the 4 screws securing the print head.
  • Page 8 Step 5: Remove Extruder Assembly ① Use an S2.5 Allen Key to remove the 2 screws securing the print head's outer shell. When removing the print head's outer shell, take out the FAN0 fan cable from the cable slot before unplugging it.
  • Page 9 ② Use an S2.5 Allen Key to remove the 2 screws securing the ground wire of the extruder motor for future installation. (1 screw at the print head adapter board and 1 at the extruder motor) ③ Use an S2.5 Allen Key to remove the 1 screw each that secures the print head adapter board and the heating block.

  • Page 11: Installation Steps

    4. Installation Steps: Step 1: Install Extruder Assembly ① Take out the new extruder assembly, the previously disassembled print head adapter board and heating block assembly, and the fixing screws. Assemble the new extruder assembly and the disassembled print head adapter board and heating block assembly. Then, insert the cables into the cable slot and use an S2.5 Allen Key to tighten the 2 fixing screws.
  • Page 12 ② Use an S2.5 Allen Key to tighten the screw against the print head adapter board according to the hole position. ③ Use an S2.5 Allen Key to tighten the screw against the ground wire and screw that were previously disassembled. (Note: The ground wire on the print head adapter board should be placed to the left to avoid short circuits on electronic components.)
  • Page 13 ② Use an S2.5 Allen Key to tighten the screw against the print head adapter board according to the hole position. ③ Use an S2.5 Allen Key to tighten the screw against the ground wire and screw that were previously disassembled. (Note: The ground wire on the print head adapter board should be placed to the left to avoid short circuits on electronic components.)
  • Page 14 ④ Take out the previously disassembled outer shell of the print head and the fixing screws. Insert the FAN0 fan cable into the FAN0 port on the print head adapter board, then place the cable in the cable slot. Move any excess cable to the side to avoid interference with the fan's rotation. Use an S2.5 Allen Key to tighten the fixing screws according to the hole position.

  • Page 15: Step 2: Install Print Head

    Step 2: Install Print Head Take out the installed print head and the previously disassembled screws. Install the print head onto the device, then use an S2.5 Allen Key to tighten the screws according to the hole position. Step 3: Install PTFE Tube ①...
  • Page 16 ② Depress the extruder quick connector, then insert the PTFE tube until it reaches the bottom. Secure the quick connector with the clip. Step 4: Install Print Head and Extruder Cables Install the print head cable, then secure the cable fixing piece to the cable fixing position. Finally, plug in the extruder motor cable.

  • Page 17: Calibration Steps

    5. Calibration Steps: After replacing the extruder assembly, it is recommended to recalibrate the device according to the following instructions. Step 1: Turn On the Device Connect the power cord to the device and press the power switch on the side to start the device. Note: When inserting the power cord, please avoid crossing it with the print head cable to prevent interference.

  • Page 18: Step 2: Nozzle Calibration

    Step 2: Nozzle Calibration ① On the main interface, rotate the knob counterclockwise to select the settings icon, and then press the knob to enter the settings menu. ② In the settings menu, rotate the knob clockwise to select "Module Calibration," and then press the knob to enter the calibration menu.
  • Page 19 Step 3: Auto Leveling Calibration ① On the main interface, select the settings icon by rotating the knob counterclockwise. ② In the settings interface, rotate the knob clockwise to select "Auto Level" and press the knob. A...
  • Page 20 popup will appear; select "√" to initiate the device's preheating, nozzle cleaning, and automatic leveling process. Note: I. Please check whether the PEI board is installed before leveling. II. The leveling sensors is only used for platforms with metal surface. If you replace the print platform yourself, please choose a platform with a metal surface to ensure the normal use of the automatic leveling function.
  • Page 22 If the above steps do not provide assistance or if you encounter any other issues during subsequent use, we recommend that you create a support ticket. The after-sales engineers will assist you in finding a solution to the problem(Reply time :1 working day) Please click this link to submit your ticket: After-sales Ticket Submission Page...

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