qualification

Qualified personnel

Material

PosDesignationArticleNumber
01Linear stepper motor with bracketT288671

Required material

  • Open end wrench, SW 10

procedure

ATTENTION!

Working with the unit requires knowledge of the safety instructions and quick guide. That's why:

Read the safety instructions and quick guide carefully before starting any work. The basic requirement for safe work is compliance with all safety instructions and careful action by qualified qualified personnel to prevent accidents involving personal injury and property damage.

Cool down and empty the unit

  • On the basic screen, tap the function button (). 
  • On the basic screen, tap the function button ().
    → The unit cools down and evacuation the mold before switching it off.

switch off unit and remove covers

  • Switch off the main switch (QS 1), pull out the mains-connector.
  • Remove covers from the unit (→ Open unit).

Replace drive

  • Remove the cable to the cooling valve (M 4).
  • Remove the screws securing the cooling valve (M 4) to the housing twice.
  • Turn the step motor, pull it out slightly and move it out of the coupling.
  • Insert the new step motor, turn it to the end position and secure it with the two screws.
  • Connect the cable to the cooling valve (M 4).

Check function

  • Connect the mains-connector and switch on the main switch (QS 1).

NOTE!

Set the user profile to “Maintenance” to access parameter (Access rights).

  • Select [Service] > [Parameter] > [Stepper Motors] > [Step motor 2] > [Positioning KV 2]
  • Change the position and check whether the step motor (M 4) including the piston is moving or not:
    • 0% = valve closed
    • 100% = valve opened
  • Switch on the unit using the I/O button (), check the tightness and function of the unit.

switch off unit and install covers

  • Switch off the unit using the I/O button ().
    → The unit switches off and, if necessary, is cooled and depressurised.
  • Switch off the main switch (QS 1).
  • Re-attach covers from the unit (→ Open unit).