Ink Issues

SP15 issue – uneven inking along length of bed

Not sure why I always run into issues when on deadlines…  Having an issue where I get an impression but there just isn’t any ink on the form and would love to hear any thoughts on what the problem/solution might be.  The uneven inking is happening for the length of the press bed. Was printing …

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Inking issues on SP15

We’re completing the rebuild of an SP15 that was begun by someone else (who is now deceased, so we can’t ask them questions) and we are running into some challenges with the inking system. We were trying to set the rollers to the lightest stripe possible for photopolymer printing, which we did with the press …

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Looking for a starting point for Ink/Pressure issues UNI III AB

I recently attempted to print a very light color of borders that extended from the top of the bed about 10 inches. The  ink was mostly composed of white and revealed things about the press that are perplexing. I have several issues going on, and perhaps this was, unwittingly, a test of all of them. …

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New info in SP-15 roller hesitation problem

Hey Everybody, It seemed like this was going to be a workable problem, but now in actuality it has taken a turn for the worse. Today we printed a navy ink with no problem, then washed up and put PMS 874 (gold metallic) on the press. Very quickly things went down hill. I am attaching …

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Replacing the wooden bushing on a Universal 1 inking drum

Well, now we have had a little practice with replacing a wooden bushing on a Uni 1 inking drum. I last posted on October 2011 when a bushing had gone on our Universal 1. We just had the wooden bushing go on our other Uni 1 (serial number: 28671). So, I thought I would share …

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Setting Impresion Bearings

Hello All, I’m having a grand old time trying to set the bearings on my Challenge 15mp and it’s been over two weeks of adjusting, proofing and re-adjusting. The main issue I’m finding is that my carriage shifts once the rear impression bearing comes in contact with the rail, causing the rollers to rise and …

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