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Ax-Series - How to Clean a i-Pulse2 Print Head

Safety Note

WARNING

Hazardous Chemicals. Risk of eye and skin damage.
General Warning.png Wear Gloves.png Wear Goggles.png

Wear protective equipment such as gloves and glasses when near the printer.

Contact with chemicals can cause skin or eye damage. Refer to Safety Data Sheet.

CAUTION

Ink Viscosity Hazard. Risk of Going Out of Printer Operating Limits.
General Warning.png

Switch off the printer before starting this procedure.

If the printer is running when this procedure is done, wash fluid may be sucked into the ink system through the gutter. This may cause the viscosity of the ink to become too thin.

Description

i-Pulse2 Print Head.png

Note Icon.png  NOTE
  • Cleaning intervals may vary, depending on the ink type and installation environment.
  • Do not let dirt and ink collect on the deflector plates, charge electrode slot or gutter tube.
  • It is a recommendation to check the print head once a week, and clean it if necessary.

Tools Icon.png  TOOLS

 

  • Required tools and equipment: T6 torx driver, lint free tissue, and wash.
    • The correct wash type is listed on the printer's internal configuration label.

Step 1

Disconnect Printer from Power

  1. If the printer is on, press and hold the Power Button.png button for 2 seconds and wait for the printer to shut down.

  2. Disconnect the power lead from the rear of the printer.

Step 2

Clean Print Head

  1. Loosen the locking screw on the side of the print head and slide the cover off.

    i-Pulse2 Print Head - Clean - Illustration 1.png

  2. Squeeze the clips on the internal cover and remove the cover.



  3. Loosen the screw that secures the charge electrode with a T6 driver. Then, carefully move the charge electrode out and to the side of the print head.

    i-Pulse2 Print Head - Clean - Illustration 3.png

  4. Spray wash at the nozzle, to clean the external face of the drop generator jewel.

    CAUTION

    Contamination Hazard. Risk of Printer Damage.
    General Warning.png

    Do not physically touch the nozzle.

    Touching the nozzle may contaminate and block it.
    i-Pulse2 Print Head - Clean - Illustration 4.png

  5. Clean all sides of the charge electrode with wash.

  6. Clean the charge electrode slot with wash.



  7. Use a clean, lint free tissue to dry the charge electrode slot.

    Note Icon.png  NOTE

    No fluid should be left in the charge electrode slot before the printer is sequenced on.
  8. Clean the deflector plates with wash.

    Note Icon.png  NOTE

    Make sure, the tops of the plates (just under the charge electrode) are properly cleaned as well.


  9. Clean the gutter tube with wash.

    Note Icon.png  NOTE

    If there are any deposits of dried ink on the edge of the gutter tube, make sure these are cleaned off.

Step 3

Reassemble Print Head

  1. Refit the charge electrode and tighten the screw.

    i-Pulse2 Print Head - Clean - Illustration 8.png

  2. Refit the print head covers.

[End of Procedure]