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  1. lantz_xvx

    Xerox Drums Revisited

    I'm actually happy to have logged in here after a long absence to see this issue. We have a Xerox V180 and had the absolute worst time with drums late last year. Brand new drums out of the box were giving us crazy quality issues, usually the same particular one (looked like a burn mark or...
  2. lantz_xvx

    Water roller swollen at ends?

    Ok, here's an update. I'm still having an issue with the Crestline rollers not getting sufficiently inked and that's leading to the same problem I was having before. The roller pressures are all set to spec and the stripes are fortunately nice and even now, after changing the rollers. It's Van...
  3. lantz_xvx

    Water roller swollen at ends?

    Hey Tomtech, I am the press operator. And also the co-owner. We're a three person operation and most of our money comes from digital and letterpress printing, so the offset press really only gets used for special projects. You're right though, using the night latch is definitely the smart thing...
  4. lantz_xvx

    Water roller swollen at ends?

    Thanks for the tip, blkraven. I have a printer friend who has a Ryobi 3302 (an actual Ryobi) with Kompacs and he certainly does have better luck running them but he's also had to deal with leaky seals and things like that. So it's not a total set-it-and-forget-it type of deal, as far as I could...
  5. lantz_xvx

    Water roller swollen at ends?

    Yeah, that's pretty consistent with my experience, alibryan. I feel like toning has always been an issue with the press, especially since the space we're in is not climate controlled. It's why I started using that additive in the fountain solution—it's barely half an ounce in a 32oz bottle but...
  6. lantz_xvx

    Water roller swollen at ends?

    Thanks, Keith. Yeah, it does seem like the ink is heavier on that side. It might be because in dabbing a light coverage of ink for testing purposes, I just went a little heavier on that side. But the stripe looks the same with even inking. For cleanup, I use a vegetable-based wash called Brigl...
  7. lantz_xvx

    Water roller swollen at ends?

    Yep, I've gone back through all of those. It's generally been roller pressures but I think this time the rollers are just shot. I've never seen stripes that look like this, at least not in a really long time. I'll let you know what happens. Thanks guys.
  8. lantz_xvx

    Water roller swollen at ends?

    No, we don't have a durometer gauge. No roller lube of any kind. I realized though that it's been about 4 years since I replaced the rollers, so I'm going to put some new Crestlines in there and post an update when I see what it does.
  9. lantz_xvx

    Water roller swollen at ends?

    Hey everyone, I'm having horrible tinting issues and it's giving me such a headache! I run an Itek 3985 with Crestlines. I use Universal Pink fountain solution and have taken to using a fountain additive called "Stopz-It" which is kind of a dumb name but does wonders to eliminate toning. The...
  10. lantz_xvx

    Itek 3985 NOPS side guide has tons of play.

    Hey folks. I've messed with the delivery blowers and no position gives it any sort of consistency. What I found is that with the impression set too heavy, it was affecting the delivery of the sheet. So when I backed off the impression, it printed better. However, I only ran one plate (this is a...
  11. lantz_xvx

    Itek 3985 NOPS side guide has tons of play.

    Hey all, sorry that I sometimes don't get notifications about these threads and didn't see the message above. Here's an update: I found the waver washer. It seems like to remove it or to add another one, I'd need to remove the bar that it's on. I wasn't up for figuring that out, so I cleaned the...
  12. lantz_xvx

    Itek 3985 NOPS side guide has tons of play.

    When you say "clicker" do you mean the little knob to adjust the pressure of the lower feed roller? Or are you talking about the little dial to adjust the angle of that side guide? I think it's the former (because that actually clicks) but figured I'd ask. Where is the waver washer, exactly...
  13. lantz_xvx

    Itek 3985 NOPS side guide has tons of play.

    Hey there. It's an Itek 3985 in that gross 80s brown. The side guide is the longer one but I've just got two flat springs. It doesn't really push the way the side lay push guide on the operator side does, you can tell it's meant to be stationary but moves slightly when the press is running...
  14. lantz_xvx

    Itek 3985 NOPS side guide has tons of play.

    Yes, Old Guy, you're right. It's more or less an older version of the 3302. The push guide jobs the sheet to what is meant to be a stationary side guide, where the flat springs are. That whole side guide is not solid. What sort of picture are you looking for, exactly? I can see about getting...
  15. lantz_xvx

    Itek 3985 NOPS side guide has tons of play.

    Hey folks, I've wasted a number of days trying to figure out why our 70# text weight sheets are feeding crooked, and it led me to realize that the stationary side guide on the non-operator side has tons of play. I mean, I can grab it on the edge and wiggle it around until the cow's come home. I...
  16. lantz_xvx

    Discoloration on side of press sheet.

    Hey folks, I actually had no idea about these replies. I'll let other people argue about poly plates versus metal CTP. I've got nothing to say about it except, everyone has to do what's right for them and their business. Incidentally, we sent this job out a partner shop with a larger offset...
  17. lantz_xvx

    Discoloration on side of press sheet.

    Yeah, I mean that particular image is not a 100% "solid" but rather a big screen. One side of it looks fine, the other side of it doesn't. The line screen is 85lpi. But again, we've done smaller solids (actual solids) where the issue popped up and larger solids (11x17 posters with huge blocks of...
  18. lantz_xvx

    Discoloration on side of press sheet.

    It's a Xerox C75 digital press burning the plates at 1200dpi. It works fine for everything else, including bigger solids than this one. *shrug* There's no other platemaking solution available to us at the moment, unfortunately. The digital press really does a good job with the plates, though.
  19. lantz_xvx

    Discoloration on side of press sheet.

    Alois, look at the words "Save the Date" and then let your eye follow left to where the top left crop marks are. Do you see how that side of the sheet is significantly darker than the rest of the sheet? It goes all the way down the image. But it doesn't have anything to do with the ink keys...
  20. lantz_xvx

    Discoloration on side of press sheet.

    Thanks for your input, Bill. I wondered originally if it was a file issue, but I've seen the same issue pop up fairly recently with some cards we designed in-house to promote a book we're publishing, and I know for sure that we set it all up properly. Although now that I'm looking at some...
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