How to Clean the UV-LED Device

IMPORTANT

Important notes on this procedure

  • Before performing this operation, remove any objects to be printed on.

  • To prevent the print heads from drying out, finish this procedure in 10 minutes or less. A warning beep sounds after 10 minutes.

  • The cloths, alcohol, and similar items used in cleaning are not included with the product.
When a warning beep sounds during cleaning

  • A warning beep sounds 10 minutes after operation starts. Stop work, close all the covers, and then press [ENTER] to end the manual cleaning mode. After that, restart the procedure from the beginning.

Table 1.
Required items






Anhydrous ethanol or isopropyl alcohol Cloth (that is not fluffy) Rubber gloves
CAUTION

Do not perform cleaning immediately after printing has finished. (Wait approximately 15 minutes after printing finishes.)

The area around the UV-LED device is hot and may cause burns.

CAUTION

When using anhydrous ethanol or isopropyl alcohol, be sure to follow the product's usage precautions.

Exercise caution regarding items such as fire, ventilation, and rashes.

CAUTION

Only use anhydrous ethanol or isopropyl alcohol.

Using chemicals (or similar substances) other than anhydrous ethanol or isopropyl alcohol may lead to UV-LED device damage.

CAUTION

Use cloth that is not fluffy to wipe off the parts. Do not use a hard material such as metal.

Using cloth that is fluffy or a hard material such as metal may lead to UV-LED device damage.

Procedure
  1. Remove the object to be printed on.
  2. Press [FUNCTION].
  3. Press [▶].
  4. Press [▼] several times to display the following screen.


  5. Press [ENTER].
    After "NOW PROCESSING.." is displayed, the screen shown below appears.
    Also, the print head moves to the left end of the platen.


    IMPORTANT

    Do not press [ENTER] at this stage. Press [ENTER] after the work is complete. If you press [ENTER] at this stage, wait for the screen to change as shown in the following figure, and then press [ENTER] again.





  6. Open the front cover.
  7. Open the left covers (top and bottom).
    CO-640_coverL-open
  8. Touch the location shown in the figure to discharge any static electricity.


  9. Remove the cut rail.


  10. Move the print-head carriage to the left end.
    CO-640_move-cc-to-left
    Move the print-head carriage by hand.
    CAUTION

    When moving the print-head carriage by hand, be sure to hold the specified position.

    Moving it by holding positions other than those specified may deform and damage the cover.



    : Position to hold with your hand

  11. Wet a cloth with anhydrous ethanol or isopropyl alcohol, and then wipe off the base and irradiation unit of each UV lamp with this cloth.
    Wipe the cloth across each UV lamp for approximately 10 round trips until all the dirt is cleared away.
    CO-640_clean-UVlamp
  12. When you have finished cleaning, move the print-head carriage to above the platen.
    CO-640_move-cc-to-right
    Move the print-head carriage by hand.
    CAUTION

    When moving the print-head carriage by hand, be sure to hold the specified position.

    Moving it by holding positions other than those specified may deform and damage the cover.



    : Position to hold with your hand

  13. Attach the cut rail.


  14. Close the left covers (top and bottom).
  15. Close the front cover.
  16. Press [ENTER].
    The screen shown below appears, and then head cleaning starts.


    When the following screen is displayed again, UV-LED device cleaning is finished.