Applies to: E5

Exchanging the A-B axis module

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  1. Have ready:

    • 1 x Angle screwdriver TX25

       

    • 1 x Torque screwdriver 5.0 Nm with TX25 bit (supplied with the spare part)

       

    • 1 x Spare A-B axis module

       

    • 1 x Drill bit for tool positions (2.8 mm)

       

    • 1 x Calibration set

       

    • 1 x Side cutter

       

  2. Close DentalCNC.

     

  3. Open the working chamber door.

  4. Switch off the machine at the main power switch.

  5. CAUTION!Wear gloves.

  6. NOTICE! Remove all tools from the tool magazine and remove the AirTool from the insert E1.

     

     

     

  7. Disconnect the A-axis cable of the A-B axis module from the cable socket:

     

    1. Cable ties

    2. Cable socket

    3. A-axis cable

      NOTICE! Damage to the A-axis cable if you apply the side cutter too deeply.

    1. Carefully cut the cable tie at the cut line (marked green) with the side cutter. Do not damage the A-axis cable in the process.

    2. Pull the A-axis cable downwards out of the cable socket.

    3. Remove the cable tie.

     

     

     

  8. Disconnect the A-axis cable of the A-B axis module:

    1. Open the knurled nut at the left on the underside of the A-B axis module.

    2. Pull the cable off downwards at the plug.

       

       

  9. Remove the blank from the blank holder if present.

    Mounting and removing blanks

  10. Pull the 4 cover caps (marked orange) off the 4 fixing screws on the A-B axis module.

     

     

     

  11. Unscrew the 4 fixing screws of the A-B axis module with the angle screwdriver. Remove the fixing screws and washers.

  12. Grasp the A-B axis module with both hands and pull it forwards off the driveshaft. Remove the A-B axis module from the working chamber.

    13.  

     

     

  13. Remove the blank holder from the removed A-B axis module. Attach the blank holder to the spare A-B axis module.

    Please use the following instructions: Exchanging the blank holder.

  14. Using both hands, slide the spare A-B axis module onto the driveshaft.

     

    • Insert the positioning pin on the A-B axis module (4) into the opening in the driveshaft (2).

    • Insert the positioning pin on the driveshaft (1) into the opening in the A-B axis module (3).

    15.  

     

    1. Positioning pin on the driveshaft

    2. Opening in the driveshaft

    3. Opening in the A-B axis module

    4. Positioning pin on the A-B axis module

  15. Use the torque screwdriver (5.0 Nm with TX25 bit). Tighten the A-B axis module crosswise with the 4 washers (marked orange) and the 4 fixing screws.

  16. Attach the 4 cover caps to the 4 fixing screws of the A-B axis module.

    17.  

     

     

  17. Connect the A-axis cable to the connector at the left side of the underside of the A-B axis module:

    1. Plug in the connector of the cable.

    2. Screw the connector tight with the knurled nut.

       

       

  18. Fasten the A-axis cable to the cable socket (marked green) with the cable tie:

     

    Cable tie; eyelet marked orange

    1. Insert the cable tie into the cable socket from below. Bend it around the brackets of the cable base.

    2. Press the A-axis cable into the cable base and hold it in this position.

      3.  

       

    3. Insert the end of the cable tie without the eyelet into the eyelet on the cable tie. Tighten the cable tie.

    4. Cut off the protruding part of the cable tie with the side cutter.

      5.  

       

       

  19. Close the working chamber door.

  20. Switch on the machine at the main power switch.

  21. Start DentalCNC.

    22.  

     

     

  22. Calibrate the machine with manual tool change:

    1. In the Machine data view in DentalCNC, turn on the manual tool change for the T17 position.

      Forcing a manual tool change for certain tool positions

    2. Assign the calibration tool to the AirTool insert E1 in the tool management view.

    3. Calibrate the machine with DentalCNC. When prompted, manually insert the calibration tool into the collet chuck.

      Calibrating the machine with calibration specimens

  23. Measure the measuring sensor with DentalCNC.

    Measure the measuring sensor

  24. Drill tool positions into the tool magazine inserts.

    Drilling tool positions (holes) into new tool magazine inserts

  25. Calibrate the machine with automatic tool change:

    1. In the Machine data view in DentalCNC, turn on the manual tool change for the T17 position.

    2. Insert the calibration tool into AirTool insert E1.

    3. Calibrate the machine with DentalCNC.

  26. Use a test specimen to check the mechanical accuracy of the machine.

  27. If the test specimen is out of tolerance, contact Customer Service.

  28. Open the Maintenance section window with the following icon in the main icon bar: 

  29. Select the icon shown for the Exchange tool magazine inserts entry.