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  1. Improving precesion of old summa cutters

    What things wear and reduce the accuracy of summa cutters? We look after a summa cutter. It's generally cutting lots of circular stickers about 2 or 3 inches diameter. I'm told when it was new was accurate on large sheets, and would cut at high speed. As its worn the speed has to be reduced...
  2. Loss of precision

    Hi we are cutting a sheets of printed circular images on a summa s160t Media about 54" Diameter of circles about 50mm We're losing tracking as it proceeds through the print- the cut circle is moving away from the printed circle. It's about 3mm out along an axis about 45 degrees. We...
  3. Loss of precision

    Hi we are cutting a sheets of printed circular images on a summa s160t Media about 54" Diameter of circles about 50mm We're losing tracking as it proceeds through the print- the cut circle is moving away from the printed circle. It's about 3mm out We professionally fix a lot of designjet...
  4. X axis issues brolen encoder

    We had an issue with a s160t On start up the carriage would just twitch then the machine would error. The issue was the encoder at the base of the x axis drive motor. It had cracked and become detached. We did manage to re attach it at the cutter sort of worked but not well, losing...
  5. Neolt Roller repair Replace ?

    Hi, Looking for advice please. We have a Neolam 1650c its quite beaten up but functions ok. The roller is quite damaged - see pic. Can it be fixed , replaced ? We are in the UK Suspect this is a common issue. Thanks for looking
  6. Pip problems

    Recently callout to fit pip sensor on 360. We have done this many times. On this occassion the bag had broken. we fitted the new sensor and cartridge, cleared broken bag error set the numbers up for the new pip. It errored again. When we looked the air pipe going to the pip sensor had ink...
  7. Vertical banding

    I posted earlier in the year about vertical banding on l26500. It's clear reading the replies and other posts that there is a lot of people struggling with this and whatever the cause it. We did not have time or resources at the time to look into it further and the customer upgraded to 570...
  8. HP L25500 L265000 L28500 CR278A CLEANING CASSETTES

    Saw great video on how to rebuild the cr278A cleaning cassette from a mail-order kit listed on ebay (item 274765453020 Well, it would say its great - I did it. We did this kit as it allows anybody to rebuild the cleaning cassette themselves, without posting it back to us, and it's cheap to...
  9. Latex printer maximum life

    Recently 2 hp 370s arrived in our workshop. Full service from HP from new, and still under HP warranty. I bought them blind to sell on. They have done 55 and 62,000 m2. Makes me wonder about High milanege machines. 62000 m2 is about 32000 linier m or 32km. The manufacturers Service kits...
  10. Need Help Vertical banding

    We think we are fairly hot at fixing latex printers. But we are stumped by this. We have a machine which when printing solid blocks of colour across the whole media produces a sort of tonal vertical band. We replaced the belt and cleaned the carriage rails c Cleaned the bushes and replaced the...
  11. Hp latex refurbished printheads 789 792 831

    Hi my company, Bristol inkjet ltd, based in the south west UK, have been working in ways to support hp designjet 25500 26500 28500 and the 300 and 500 series printers. There is a lot to say but we can support all these machines with consumables and parts for the foreseeable future. We have 2...
  12. News Hp latex l26500 life extension

    As many of you will know the latex l26500 is end of life according to HP. Many users and owners NOTv happy about this as these machines are still capable of producing great work and have a lot of life in them. HP said last year that they would stop supporting them and manufacturing print heads...
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