Ryobi offset printing machine 920/5 colour

Discussion in 'Ryobi Printing Presses' started by Ikes Sheik, Jun 26, 2018.

  1. Ikes Sheik

    Ikes Sheik Member

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    Hi all,we have a 5 colour Ryobi (920 series) and whilst printing or on normal crawl the press stops.On viewing the service screen i can see a stop button error on the delivery panel. I removed the stop button yet the error still comes up,how is this possible and what can i do to fix this problem. Please help as i am going crazeeeee!!!!
     
  2. Kelsey Holt

    Kelsey Holt Member

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    My guess is it’s a circuit on the catwalk or gates. Our 9 series will do this from time to time.
     
  3. Ikes Sheik

    Ikes Sheik Member

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    Thank you for your input. I will definitely have a look at this.Will keep you posted.
     
  4. Ikes Sheik

    Ikes Sheik Member

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    Location:
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    Hi. I am still experiencing this problem, my 925 keeps stopping on crawl and during production. AT times it wont allow me to inch as well. A new board was purchased from Ryobi Japan this was swapped with the old one and i still have no joy.
    SOMEBODY PLEASE HELP!!!!!!
     
  5. jwe

    jwe Member

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    could a delivery gripper bar be hitting a bad sheet sensor?
     
  6. Ikes Sheik

    Ikes Sheik Member

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    Hi there,thank you for your valuable advice.
    I checked all sensors and went through all the grippers throughout the machine and all is clear.
    I am going crazeeee!!!!
     
  7. jwe

    jwe Member

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    if it shows a stop button in the delivery, then its something there. Could it be the last unit blanket jam detector?
     
  8. Ikes Sheik

    Ikes Sheik Member

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    I will check that and let you know.
    The funny thing is i disconnected the stop button at the delivery and the error still shows me a stop button error at delivery.
    Its not the red stop button error but the other inch button, the one that flashes red.
    Just a question?
    What does the black air pipe do the one connected to the sheet travel jam at delivery.
    Thanks again.
     
  9. jwe

    jwe Member

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    Its the blow down air on the sheet. Maybe check and see if your delivery chains are loose. When mine are the gripper bars hit the sheet travel jam in the delivery.
     
  10. CHOCK

    CHOCK Senior Member

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    Location:
    Managua,Nicaragua
    Hi sir:
    Will be a good idea
    1) By pass all sensors and stop button 1 by 1 in the Delivery.
    2) if the problem persist, will be the gripper bar loose, retight the Bar grippers, and Lube chain
    Let me know
    Blessing
    superchock@yandex.com
    Mobile+WhatsApp:+505 8861 1441
     
  11. Ikes Sheik

    Ikes Sheik Member

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    Location:
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    Hi fellow printers, i have bypassed all emergency stop buuttons,still no luck
    If the gripper bars are loose and it hits the sheet travel jam ,Will the stop button error come up on the work station.
     
  12. jwe

    jwe Member

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    im on a ryobi3304HA. It doesent show a stop button it shows on on the display of overtravel in the delivery.
     

  13. CHOCK

    CHOCK Senior Member

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    Location:
    Managua,Nicaragua
    Do you have schematic diagram for this machine_
    Can you send me to my email in PDF please for to help you more Deep_
    Let me know
    Blessing.
    superchock@yandex.com
    Mobile+WhatsApp:+505 8861 1441
     
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