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Recent content by J4cko

  1. HP Latex 300 3xx Plot Test - Dark Banding - Help Required - Please :-)

    Hi, thanks for the info, much appreciated. Could you show me a pic of where this wiper blade is please . We have just replaced a maintenance cart, as we had this similar problem again recently ( see attached photos ). If you have a photo of the wiper blade to clean please and i will check it on...
  2. Need Help Head Strikes on 350gsm / 13oz canvas Media

    Thanks dypinc , really appreciate the suggestion...thank you
  3. Need Help Head Strikes on 350gsm / 13oz canvas Media

    dypinc Thanks for the advice, much appreciated. No real humidity issue. Pretty stable in the Uk, we dont get extremes. We are trying to establish and separate and test batches now Just cautious to start playing with media pre-sets, as that can be a long and winding path to nowhere sometimes...
  4. Need Help Head Strikes on 350gsm / 13oz canvas Media

    Hi Guys Been using a wholesalers 13oz (350gsm) canvas for a couple of years now 13oz matte cotton canvas Never had any issues until last week. We run 42” rolls across 3 of our Latex 315 machines , and use 15 to 20 rolls a week. This last week, we have started to get head strikes , in print...
  5. Vein like Black Marks in neven vertical Pattern Running through Print - Help needed Please

    Hi guys, the issue has manifested again. We have checked under the carriage, cleaned the edge guards. Im sure my engineer also cleaned some sensor, and the wipe blade This appears to be intermittent. But seems to occur when we do long print runs, and not on isolated or short runs Our media has...
  6. Vein like Black Marks in neven vertical Pattern Running through Print - Help needed Please

    Thanks Balstestrat, much appreciated. What would you suggest using to clean the underneath of the carriage ? ( apologies for any naivety )
  7. Vein like Black Marks in neven vertical Pattern Running through Print - Help needed Please

    i have just been informed that on the pinch rollers ( the one on the right hand edge, by where the carriage returns to ) , as been replaced yesterday. Nobody knows where the old / missing pink roller from the far right hand side is ? Could it be that the new pinch roller is causing this...
  8. Vein like Black Marks in neven vertical Pattern Running through Print - Help needed Please

    sorry, that last reply was @ MNT ....thanks balstestrat , ...how exactly would we clean the bottom of the carriage ?
  9. Vein like Black Marks in neven vertical Pattern Running through Print - Help needed Please

    It looks too distributed for that to be the case ? and it looks clean as it comes through the rollers, and if we feed media through, there is no marks
  10. Vein like Black Marks in neven vertical Pattern Running through Print - Help needed Please

    Hi Guys, Hope you can help please. We run the same media on all of our HP Latex printers ( canvas media ) On one of our machines, we have had black vein like marks traversing vertically through the prints, in an uneven fashion. Like a squggly vertical vein. I have attached a couple of...
  11. HP Latex 300 3xx Plot Test - Dark Banding - Help Required - Please :-)

    Hi Guys Hope you can help please. I'm reasonably familiar with the HP 3xx Series Latex Recently on a couple of printers , when performing the plot tests, we have seen an irregular dark coloured patch in the yellow plots. The latice / grid of yellow and all other colours is intact, with no...
  12. Calibration - Linearize - HP L315 Latex

    Thanks DYP This is where my ignorance shows .... 2 Questions please ? 1. What is the difference between a mode and a preset ! 2. What is the difference ( if any ), between the phrase "Calibrate" , and "linearize" I should know a lot more, but as my wife will testify to at home, most...
  13. Calibration - Linearize - HP L315 Latex

    Thanks for the reply, much appreciated...apologies for the late response, drowning in tedious admin at present ! When we say "each media preset requires its own calibration" Does that mean each media mode So if i was printing on my "polyester canvas" media profile I would need to calibrate for ...
  14. Calibration - Linearize - HP L315 Latex

    Hi Guys Trying to get my head around colour / profiling, etc I should know more, with 5x Latex machines, but it used to go on around me, as opposed to with me, historically. Linearise / Calibrate Is this independent of the media / ICC ? When you calibrate or linearize a Printer, is this just...
  15. Print Swerving - Shifting On Line - HP Latex 335

    Thank you, solved the problem, much appreciated Balsetstrat :thankyou:
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