GTO-52-4Color impression problem

Discussion in 'Heidelberg Printing Presses' started by Shuka, Mar 31, 2022.

  1. Shuka

    Shuka Member

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    in GTO 4Color press, most of the time in fist two Papers, impression getting ok from 1&2 unit, but 3&4 unit impression not getting, afterwards all papers no issues

    Some times, after 10-20 Paper only impression getting on in 3&4 unit.
    Some photos attached.
     

    Attached Files:

    Shuka, Mar 31, 2022
    #1
  2. junker1984

    junker1984 Senior Member

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    Look for wear in Klockner roller switches. Mainly the mechanical components of those switches.
     
    junker1984, Mar 31, 2022
    #2
  3. Shuka

    Shuka Member

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    Shuka, Mar 31, 2022
    #3
  4. Shuka

    Shuka Member

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    Can you suggest which unit and which Klockner roller switches from attached photo?
     
    Shuka, Apr 1, 2022
    #4
  5. Mathew

    Mathew Senior Member

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    The switch on Impression cylinder cam on PU2.
     
    Mathew, Apr 1, 2022
    #5

  7. Shuka

    Shuka Member

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    Thank you all
    Problem was in Klockner switch on Impression Cylinder PU2, machine working fine
     
    Shuka, Apr 2, 2022
    #6
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