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  1. J

    Late sheet errors with R300 MAN/MILLER WEKO issues?

    Call this guy he was a Roland tech with lots of experience on the 300 series presses : Steve Bush ACDCMan co. Cell: 647-835-1453 Email [email protected]
  2. J

    Axis Control issues on '06 SM74-4

    Hi Albert, it took you long enough to get off that press, now I see you are running a Heidelberg. It sounds to me that the damage done by the electrical storm has really screwed something up and I would think you need to get Heidelberg involved get your owner to ratchet up your requests for...
  3. J

    Do you shut your presses down during lunch?

    No, most pressmen work through lunch and eat at press side, with the press running, it's just too much of a hassle to shut down and then have to restart a short while later. What's lunch anyway? You are not way out of line it's a decent idea but with offset pressmen it's doomed. There are a few...
  4. J

    Research project on Sheetfed offset inks rheology problems

    Years ago we used to use stuff called "reducing" varnish and "thin varnish", For exactly the same purpose you describe, you're just becoming a retro printer that's all. I don't know if the ink companies still make transparent white or not, but i would think that they are, maybe Toyo call it...
  5. J

    Preventive Maintenance

    You have just inherited a difficult job. First you need the cooperation of the press crews. Blanket washing is their job and not a maintenaence job. Read mark learn and inwardly digest the maintenance manual for every press you have and make a plan of the lubrication schedule and the types of...
  6. J

    Preventive Maintenance

    You have just inherited a difficult job. First you need the cooperation of the press crews. Blanket washing is their job and not a maintenaence job. Read mark learn and inwardly digest the maintenance manual for every press you have and make a plan of the lubrication schedule and the types of...
  7. J

    Ink order for 4 colour process...

    The rule of thumb regarding printing sequence is to put the lightest weight image down first which is normally black, getting progressively heavier as you go. If you are using GCR or MaxBlack the black will have the most image so it can go down last. Lots of web guys do this. Otherwise KCMY is...
  8. J

    Did anyone ask for your input?

    So we're going to buy a new offset press. How many pressmen were asked to get involved or have some input. Did anyone ask what extra equipment might be required to make your job easier or was it left up to the Tea Lady in the canteen or the one who serves Chips(French fries to our Amareican...
  9. J

    Register drift after blanket replacement.

    On the back of your Blankets there are usually some thin lines of coloured thread. They should form a right angle with the blanket edge. If not it will mean that there will be uneven tension in the blanket when the tensioning reels pull it tight. The lines will not be at right angles to the...
  10. J

    What is killing offset printing?

    Well, I think the printing industry is pretty spectacular. It has managed to mass produce all kinds of printed materials and get it into the hands of the user with phenomenal 'ease' for a very, very long time. No one thinks what it takes to get the morning newspaper on the breakfast table day in...
  11. J

    Research project topics in offset printing technology

    In keyless inking the temperature of the inking rollers is exactly controlled. If a little more ink is required the inking unit temperature can be increased in one tenth of a centigrade degree increments. The result is the same as increasing blanket temperature.
  12. J

    Turner bar/ pincher bar grippers heideberg 10 colour perfector press

    Call Heidelberg they will be able to give you all the relevant information.
  13. J

    Blanket Cylinder packing: hard vs soft?

    My preference is for softer Packing under the blanket. I think it helps to lessen shock marks by absorbing the shock caused by the cylinders coming together and separating during the printing cycle. Not forgetting that horrible, 1860's designed, contraption called an ink ductor. I tried a very...
  14. J

    Top Quality Printing - how is done?

    What stage are you at now?
  15. J

    MANRoland 202E electrical-software problem

    Do you still have this problem? If you do you really should call ManRoland in your area. The 200E series presses are quite high tech and you really should get technical help from the manufacturer.
  16. J

    Problems on alcohol free press, ph rising ??

    Have you fixed this problem? I think that you are most probably right in thinking that the problem has to do with the filler in the paper. The paper manufacturers are using calcium carbonate as a filler which can and does leach out of the stock during the run, and begins to neutralize the...
  17. J

    optimal temperature refrigeration rollers in the technotrans????

    If it's the inking rollers you are talking about the 27 Celsius is a good place to start. Check to find out if the ink fountain roller is being cooled too. If it is then you do not want to over cool the system. If you cool the ink fountain roller too much and you have a press room which is not...
  18. J

    Roland 202EOB

    This sounds like you have a problem in the wiring. I would make a call to Manroland Europe and explain the problem to them and see if you can solve it over the phone. Do you have an electrician on site who can speak German, and explain to them what is going on with your machine.

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