Search results

  1. ctptech

    Excessive vibration on a screen 4100

    To be honest I didn’t check the servo . I did consider it and told the customer it was a possibility and due to the price of the servos I think he’ll struggle on . I’ll check it next time I’m there and let you know . Thanks maxon
  2. ctptech

    Excessive vibration on a screen 4100

    Hi .ive checked the blocks and they’re fine in balance test .the numbers are ok .i had a 4300 last month where the blocks were slipping and had to replaced 2 retaining rings . This cured the errors but this fault is different . I’m worried that it’s the drum bearings . They’re not in the parts...
  3. ctptech

    Excessive vibration on a screen 4100

    Can Anyone help me please. I have a screen 4100 that vibrates when the drum spins up .it sounds horrible and affects the image . It’s better when drum speed is reduced but still there . The belt has been changed as the balance blocks and clamps . It rotates smoothly by hand . No errors ...
  4. ctptech

    The Mechanism is Offline.

    Hi All . Had a customer contact me about this error . Is it an engine to rip issue . Don’t know too much about the dimensions 400 .i Can’t locate a service manual for one in the uk . I used to work for Abdick back in the day but don’t know anyone from Presstek or mark Andy now as they’re all...
  5. ctptech

    POLY PLATE OPTION FOR HEIDELBERG PRINT MASTER

    Does it think it’s completed the plate . Is the spinner carriage moving across the plate . It’s unusual as normally when they fail it’s a silver plate or extra long 550mm reset plate . Are there any errors ? . It’s possible it could be the laser diode on all the time. If you double click the job...
  6. ctptech

    POLY PLATE OPTION FOR HEIDELBERG PRINT MASTER

    Mitsubishi are selling a poly ctp called the Dpx Fredia . It’s supplied brand new and with warranty.
  7. ctptech

    Fuji plate thickness

    Apparently it’s all the customers So I’ve been told , Doesn’t seem to affect screen machines only Presstek users say it’s a problem
  8. ctptech

    Fuji plate thickness

    Hi Ronnie . I have looked through those but like you said there’s nothing on focus. There doesn’t seem to be much on the web about the dimension servicing .
  9. ctptech

    Fuji plate thickness

    Hi Ronnie . It’s a Presstek dimension 400 . I don’t know how to adjust the focus and apparently there are no engineers left as they’re have all retired so I’m trying to help a few desperate customers.
  10. ctptech

    Fuji plate thickness

    Hi sorry, its the focus which needs a tweek.
  11. ctptech

    Fuji plate thickness

    Hello friends. I recently came to a problem where the Fuji .15 plates are actually .143. This seems to be causing a quality issue on Presstek dimension 400’s . The .3 are ok and so I’ve been told they do not do a .2 anymore. Fuji said the issue can be rectified by focusing the ctp . Do any of...
  12. ctptech

    Print Master 46-2 White Poly Plates problem

    never heard of white poly plates . what's the setter?: on black polys its usually a chemistry issue but ive also seen paper cause picture framing especially cheap stock . check you fount ph . black polys are between 5 and 5.5 ., I've also seen cylinder pressure cause an issue but that wouldn't...
  13. ctptech

    POLY PLATE OPTION FOR HEIDELBERG PRINT MASTER

    dpx system or dpx2 .ive got loads of users. perfect for printmaster 505 x 340 with punching.
  14. ctptech

    Screen 4300 parts manual

    That would be great if you could Thankyou
  15. ctptech

    Screen 4300 parts manual

    Hi Ronnie. That’s great .just what I was looking for . Thankyou very much .
  16. ctptech

    Screen 4300 parts manual

    Hi all . I’ve got parts manual for all the screen range but I’ve never been able to get a parts manual for the 4000/4100/4300 etc. I’ve mostly managed to be able to get by with the recommended parts in the service manual . Has anyone got a parts book pdf or can I buy one ? Please. thanks in advance
  17. ctptech

    Excessive current in the LD drive

    It’s a screen 4300 badged as Topsetter . The board went to a repair shop and the mosfet was replaced and others on the line checked out ok . Unfortunately the fault is still there so we decided to scrap the machine for parts as a replacement drv2 board is too expensive. Thanks for your help
  18. ctptech

    Excessive current in the LD drive

    I took the board to a guy who a few press guys use and he’s replaced a mosfet as it had a bit of browning but says it hadn’t totally failed but when I put it back in it failed sane again excessive current error so a bit stuck now .
  19. ctptech

    Excessive current in the LD drive

    hi , I have but there’s nothing coming up . Can’t see anything in the board that’s obvious like browning .my local guy won’t take on anything with micro components
  20. ctptech

    Excessive current in the LD drive

    Good day all . Got this error on 03 board , swopped board to position 4 now displaying 04 board is at faulty so looks like a expensive fix . The machine was working fine then put into storage for a year then when I tried it I had this. Can these boards be repaired or can the error be bypassed...

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