Compressed blurry print near trailing edge each page Kyocera 420

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  • jonsimmons
    Junior Member
    • Apr 2019
    • 2

    #1

    [CQ] Compressed blurry print near trailing edge each page Kyocera 420

    Kyocera 420 with 700k (!)

    Any ideas what is happening here?

    There is a stripe of blurry compressed print, top to bottom (across), 1 1/2 inch from the trailing edge. That is exactly where the leading edge hits the delivery/exit rollers while the paper is touching the drum.

    • I have replaced feed rollers and registration roller asm
    • cleaned sensors with air
    • tinkered with the paper loop, delivery motor speeds, separation charges
    • Checked drum gear is secure and not slipping




    ...trying to post a pic, but not working
  • darry1322
    Senior Tech

    Site Contributor
    500+ Posts
    • Oct 2010
    • 817

    #2
    Re: Compressed blurry print near trailing edge each page Kyocera 420

    Broken and/or missing pressure spring/holder on one side of the transfer roller.

    Comment

    • jonsimmons
      Junior Member
      • Apr 2019
      • 2

      #3
      Re: Compressed blurry print near trailing edge each page Kyocera 420

      Originally posted by darry1322
      Broken and/or missing pressure spring/holder on one side of the transfer roller.
      Good call. That was the initial problem. The holder was broken so I replaced both, but CQ issue the same. I should probably replace the roller and springs, too.

      Comment

      • kjg
        Trusted Tech

        100+ Posts
        • Mar 2009
        • 112

        #4
        Re: Compressed blurry print near trailing edge each page Kyocera 420

        Usually TR and/or Drum entrance guide. the one that comes in the maint kit.

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