ADF Light Curtain for Ultra-coarse Yarns

PERICOLO

danger

Dispositivo di protezione difettoso!

Morte o lesioni gravi.

  1. Se un dispositivo di protezione non si arresta, fermare la macchina per motivi di sicurezza e bloccarla contro la riaccensione. È strettamente necessaria la riparazione.

Dismantle the light curtain:

  1. Switch off main switch.
  2. Perform the following steps on both sides of the machine.
    1
    Open the covers and push all the yarn carriers of the corresponding rail to their outmost position.
    Push the yarn carrier on the front to the left.
    Push the yarn carrier on the rear to the right.
    2
    Dismantle the cover of the light curtain.
    Remove the screws under the profile rail.
    Remove the screws at the rear of the cover.
    3
    Mark the position of the supports before dismantling the light curtain.

    In order to be able to assemble them at the same position.
  1. The markings make the assembly easier.
    2. 4
    Remove the screws (1).
    5
    Place the light curtain carefully to the rear on the sliding board.

Mount the light curtain upright:

    1
    Mark the position of support (5).
    In order to be able to remount the supports at the same position.
    2
    Loosen both screws (6).
    Push the support outward and remove it from the machine.
    3
    Remove the screw (7).
    Keep the slot nut (8) in its groove and push it to the center of the machine.
    Screw the screw (7) back into the slot nut.
    4
    Push the screw (7) until the distance to the right side of the machine is 52 cm.
    5
    Put the screw with the slot nut (9) in its groove and push it to the center of the machine.
    Push the front profile rail (10) slightly forward so that the screw can be pushed past the support (11).
    6
    Push the screw (9) until the distance to the left side of the machine is 52 cm.
    7
    Put the screw with the slot nut (12) in its groove and fasten the support (11).
    8
    Put the support (5) in the groove and fasten it at the marking.
    9
    Align the left and right yoke
    10
    Fasten the left yoke (10) and the right yoke at front (1) and rear (2).
    11
    Mount the elements of the light barrier (3+4) vertically at the yoke.
    12
    Mount the covers of the light curtain.

Start the automatic check on OKC:

Both the elements at the left and right hand side of the machine must be aligned exactly to each other.

  1. All covers are closed.
    1
    Call up the Service menu from the Main menu.
    2
    Call up fromService window Manual interventions Service.
  1. Window Manual interventions Service
    2. 3
    Tap on the Light curtain: Start the automatic check key.
  2. The check starts (duration: one to two minutes).
    3. 4
    The light curtain signalizes the alignment quality by the blue LEDs (1 to 5).
    • If all 5 LEDs are glowing, the alignment is optimal.
    • If 3 LEDs are glowing, the alignment is sufficient.
    • If no LED is glowing the alignment is bad.
      -> Re-align the light curtain!
    4. 5
    When the check is completed successfully, the LEDs will go out.
    No message appears at the touch screen.

Start the automatic check on EKC:

Both the elements at the left and right hand side of the machine must be aligned exactly to each other.

  1. All covers are closed.
    1
    Revisiona macchina -> Servizio -> Barriera luminosa
  1. Conferma barriera luminosa appears.
    2. 2
    Tap the Avvia test key.
  2. The Barriera luminosa prompt appears:
    Avviare controllo automatico? (durata circa 1-2 minuti) appears.
    3. 3
    Confirm the prompt with Sì.
  1. The light curtain signalizes the alignment quality by the blue LEDs (1 to 5).
  • If all 5 LEDs are glowing, the alignment is optimal.
  • If 3 LEDs are glowing, the alignment is sufficient.
  • If no LED is glowing the alignment is bad.
    -> Re-align the light curtain!


When the check is completed successfully, the LEDs will go out.
No message appears at the touch screen.

Check the light curtain with the test rod at standstill:

  1. The carriage has stopped.
    1
    Hold the test rod so that it is at a right angle to the protective area.
    2
    On the left side of the yarn carrier rails move the test rod slowly from the front to the back.
  1. During the time, the test rod interrupts the protective area:
  2. the green LEDs may not glow.
  3. the red LEDs must glow always.
    4. 3
    To confirm the error message, tap the following button:
    4
    Repeat this procedure in the machine center and on the right side.

Check the light curtain with the test rod in motion:

  1. The carriage is moving.
    1
    On the left side of the yarn carrier rails move the test rod into the protective area.
  1. The carriage must stop immediately.
    2. 2
    To confirm the error message, tap the following button:
    3
    Repeat this procedure in the machine center and on the right side.