Mpc4502 wrinkling through fuser

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  • mrfuser
    Service Manager

    Site Contributor
    1,000+ Posts
    • May 2007
    • 1586

    Mpc4502 wrinkling through fuser

    23768A34-C874-41F6-9C70-72E5B95C17FE.jpgOk, we can run letter thru fine, letter r , legal or ledger get a nasty wrinkle and you can hear it wrinkle as it passes thru fuser. Stop the page and before fuser no wrinkle, after there is a wrinkle. Tried a new stripper plate and still get this. Any ideas? I’m batting 0 for 2 today!

    seems like maybe paper is slowing down after it leaves fuser. Maybe an exit bind?
    Last edited by mrfuser; 04-26-2018, 12:48 AM.
  • 1stcavvet
    Trusted Tech

    100+ Posts
    • Apr 2015
    • 231

    #2
    Re: Mpc4502 wrinkling through fuser

    the rollers aren't straight the further the paper goes to the edges of the fuser the worse it is, check the bearings or where they mount GOOD LUCK

    Comment

    • Oze
      Ricoh Fanboy

      1,000+ Posts
      • Jul 2008
      • 1663

      #3
      Re: Mpc4502 wrinkling through fuser

      Originally posted by mrfuser
      [ATTACH=CONFIG]39542[/ATTACH]
      The small white driven gears on the rear side of the exit assy might be gummed up where they sit on the shaft.
      Try taking them off and giving that area a wash.
      Failing that you can get the entire exit assy pretty cheaply as a part these days.

      Comment

      • fshead
        Service Manager

        1,000+ Posts
        • Jan 2009
        • 2356

        #4
        Re: Mpc4502 wrinkling through fuser

        fuser no wrinkle, after there is a wrinkle..
        hmmmmmmm must be fuser issue.......just replace the whole fuser

        Comment

        • ridgemill
          Trusted Tech

          100+ Posts
          • Sep 2017
          • 172

          #5
          Re: Mpc4502 wrinkling through fuser

          This can be either one of the following:

          • Damp paper
          • Faulty PTR
          • Fuser duplex rollers stuck (if doing duplex)
          • Fuser entrance guide warped or dirty
          • Uneven fuser pressure

          Comment

          • guitar9199
            Service Manager

            Site Contributor
            1,000+ Posts
            • Sep 2016
            • 1097

            #6
            Re: Mpc4502 wrinkling through fuser

            Had something similar once... turned out to be some toner buildup on the fuser ENTRANCE guide. It would cause a momentary "hang" in that area, letting the paper skew just enough to cause crinkle-folds (or Z-folds as they're sometimes called)

            Check your entrance and exit guides.

            Comment

            • fshead
              Service Manager

              1,000+ Posts
              • Jan 2009
              • 2356

              #7
              Re: Mpc4502 wrinkling through fuser

              what s the world coming to when "mr fuser cant "defeat a fuser unit

              Comment

              • MIGUELMARCHENA
                Trusted Tech

                Site Contributor
                100+ Posts
                • Feb 2018
                • 174

                #8
                Re: Mpc4502 wrinkling through fuser

                the paper looks thin, it looks wavy


                wet paper and too much temperature for that thickness, maybe

                Comment

                • copier tech
                  Field Supervisor

                  5,000+ Posts
                  • Jan 2014
                  • 7931

                  #9
                  Re: Mpc4502 wrinkling through fuser

                  Originally posted by fshead
                  what s the world coming to when "mr fuser cant "defeat a fuser unit
                  Quote of the day! 10/10
                  Let us eat, drink, and be merry, because tomorrow we may die!

                  For all your firmware & service manual needs please visit us at:

                  www.copierfirmware.co.uk - www.printerfirmware.co.uk

                  ​

                  Comment

                  • slimslob
                    Retired

                    Site Contributor
                    25,000+ Posts
                    • May 2013
                    • 35064

                    #10
                    Re: Mpc4502 wrinkling through fuser

                    Originally posted by fshead
                    what s the world coming to when "mr fuser cant "defeat a fuser unit
                    Don't judge a person by their handle. As an example, there is nothing slim about me now a days. It was a nickname the other kids called me in grade school. The type of thing that today's snowflakes would call bullying.

                    Comment

                    • guitar9199
                      Service Manager

                      Site Contributor
                      1,000+ Posts
                      • Sep 2016
                      • 1097

                      #11
                      Re: Mpc4502 wrinkling through fuser

                      Originally posted by slimslob
                      Don't judge a person by their handle. As an example, there is nothing slim about me now a days. It was a nickname the other kids called me in grade school. The type of thing that today's snowflakes would call bullying.

                      You can judge me by mine!!

                      I do play guitar, and I'm 91.99% sure I know what I'm doing!

                      Comment

                      • mrfuser
                        Service Manager

                        Site Contributor
                        1,000+ Posts
                        • May 2007
                        • 1586

                        #12
                        Re: Mpc4502 wrinkling through fuser

                        I think I should change my handle to Mr. off-topic 🤪

                        Comment

                        • slimslob
                          Retired

                          Site Contributor
                          25,000+ Posts
                          • May 2013
                          • 35064

                          #13
                          Re: Mpc4502 wrinkling through fuser

                          Originally posted by guitar9199
                          You can judge me by mine!!

                          I do play guitar, and I'm 91.99% sure I know what I'm doing!
                          Does that mean that you're 8.01% incorrect?

                          Comment

                          • mrfuser
                            Service Manager

                            Site Contributor
                            1,000+ Posts
                            • May 2007
                            • 1586

                            #14
                            Re: Mpc4502 wrinkling through fuser

                            Exact numbers! Amazing!!!

                            Comment

                            • slimslob
                              Retired

                              Site Contributor
                              25,000+ Posts
                              • May 2013
                              • 35064

                              #15
                              Re: Mpc4502 wrinkling through fuser

                              Originally posted by mrfuser
                              Exact numbers! Amazing!!!
                              Cut him some slack, he's only 57.

                              Comment

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