TaskAlfa 3050ci - J4101 Z-folding jam

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  • Dirk KM
    • May 2025

    #1

    [Jamming] TaskAlfa 3050ci - J4101 Z-folding jam

    Hi Guys I need some help here. I have a TaskAlfa 3050ci that is giving a J4101 jam code. The device is jamming with a Z-fold at the registration roller. If I try to make a print from the 2nd cassette or MP tray it will jam exactly the same way with jam codes J4102/4109 respectively.I have swapped the conveying unit and the registration section on the machine. I have checked the flat ribbon cables on the engine pwb and feed pwb as we had a previous case where the flat ribbon cables were at fault.
  • shanehunt2000
    Junior Member
    • Oct 2011
    • 8

    #2
    Re: TaskAlfa 3050ci - J4101 Z-folding jam

    same problem here also 4001 jams

    Comment

    • blackcat4866
      Master Of The Obvious

      Site Contributor
      10,000+ Posts
      • Jul 2007
      • 22964

      #3
      Re: TaskAlfa 3050ci - J4101 Z-folding jam

      Take a look at this thread. Maybe it will help:


      =^..^=
      If you'd like a serious answer to your request:
      1) demonstrate that you've read the manual
      2) demonstrate that you made some attempt to fix it.
      3) if you're going to ask about jams include the jam code.
      4) if you're going to ask about an error code include the error code.
      5) You are the person onsite. Only you can make observations.

      blackcat: Master Of The Obvious =^..^=

      Comment

      • Mike Watson
        Technician
        • Oct 2012
        • 13

        #4
        Re: TaskAlfa 3050ci - J4101 Z-folding jam

        Originally posted by Dirk KM
        Hi Guys I need some help here. I have a TaskAlfa 3050ci that is giving a J4101 jam code. The device is jamming with a Z-fold at the registration roller. If I try to make a print from the 2nd cassette or MP tray it will jam exactly the same way with jam codes J4102/4109 respectively.I have swapped the conveying unit and the registration section on the machine. I have checked the flat ribbon cables on the engine pwb and feed pwb as we had a previous case where the flat ribbon cables were at fault.
        Hi did you manage to resolve this issue as I have the same fault on a 2550ci.

        Many thanks

        Mike

        Comment

        • Dirk KM

          #5
          Re: TaskAlfa 3050ci - J4101 Z-folding jam

          Hey guys check your clutches, what I found was that the clutches corrode and then creates all kinds of chaos.On the 3050ci it ended up being the mid drive feed unit clutch that caused Z-folding.I have found that the clutches in the conveying units and feed drive units also corrode and causes duplex jamming/multiple feed jams/no paper feed jams respectively.

          Comment

          • andyf424
            Trusted Tech

            100+ Posts
            • Jun 2013
            • 126

            #6
            Re: TaskAlfa 3050ci - J4101 Z-folding jam

            I'm helping a co-worker with a 2550ci that's doing this same thing. Going through the clutches next to see if that helps. Wish me luck......

            Comment

            • Mike Watson
              Technician
              • Oct 2012
              • 13

              #7
              Re: TaskAlfa 3050ci - J4101 Z-folding jam

              Originally posted by andyf424
              I'm helping a co-worker with a 2550ci that's doing this same thing. Going through the clutches next to see if that helps. Wish me luck......
              Hi, it was one of the drive clutches that caused me this fault, I had to replace it in the end as cleaning did not work, I'm not sure which one it was as it was a little while ago, but I think it may have been either the main transfer belt drive clutch or the fuser drive.

              Hope this helps

              Comment

              • andyf424
                Trusted Tech

                100+ Posts
                • Jun 2013
                • 126

                #8
                Re: TaskAlfa 3050ci - J4101 Z-folding jam

                This one turned out to be a one way in the fuser/transfer belt drive assembly. The one-way wore a groove in the shaft and was no longer biting. Ended up having to order a new drive assembly, customer is demanding a loaner.......

                Comment

                • blackcat4866
                  Master Of The Obvious

                  Site Contributor
                  10,000+ Posts
                  • Jul 2007
                  • 22964

                  #9
                  Re: TaskAlfa 3050ci - J4101 Z-folding jam

                  Originally posted by andyf424
                  This one turned out to be a one way in the fuser/transfer belt drive assembly. The one-way wore a groove in the shaft and was no longer biting. Ended up having to order a new drive assembly, customer is demanding a loaner.......
                  Did you take a photo? How many clicks?

                  If the shaft isn't overly complex ... just a hole for a pin, or a slot for a clip, perhaps you can manufacture something? I've had some success with such things. =^..^=
                  If you'd like a serious answer to your request:
                  1) demonstrate that you've read the manual
                  2) demonstrate that you made some attempt to fix it.
                  3) if you're going to ask about jams include the jam code.
                  4) if you're going to ask about an error code include the error code.
                  5) You are the person onsite. Only you can make observations.

                  blackcat: Master Of The Obvious =^..^=

                  Comment

                  • andyf424
                    Trusted Tech

                    100+ Posts
                    • Jun 2013
                    • 126

                    #10
                    Re: TaskAlfa 3050ci - J4101 Z-folding jam

                    No pics, clicks were about 200K. I was helping another tech out with this call, diagnosed the problem and had him order the parts. I hopefully will not be returning....

                    From memory, when I turned the transfer belt motor on the drive assembly the gear that drives the belt would turn but if I put any resistance on it with my finger, the gear would stop turning. I took the whole thing apart with the attitude of its already down, I can't make it any worse. I found a large white gear with a one way on it that had worn a groove in the shaft. Slide the gear to a fresh part of the shaft and it bit firmly. Had the tech order the whole drive assembly.

                    Thankfully I don't have many kyocera colors in my dirt so I won't be adding this to my car stock.

                    Comment

                    • tmaged
                      Owner/Service Manager

                      Site Contributor
                      1,000+ Posts
                      • Oct 2008
                      • 1863

                      #11
                      Re: TaskAlfa 3050ci - J4101 Z-folding jam

                      IMG_2676.JPG
                      Here's is the one from the 2550ci. This thread saved me some time. I thought it was a belt issue, as you can see the motor turning, but the belt didn't turn once installed. AndyF's description is what I experienced.
                      Thanks !
                      Hope that helps !
                      -Tony
                      www.dtios.com
                      Become a fan on Facebook

                      Comment

                      • simonsays
                        Technician
                        • Aug 2013
                        • 95

                        #12
                        Re: TaskAlfa 3050ci - J4101 Z-folding jam

                        Originally posted by Dirk KM
                        Hi Guys I need some help here. I have a TaskAlfa 3050ci that is giving a J4101 jam code. The device is jamming with a Z-fold at the registration roller. If I try to make a print from the 2nd cassette or MP tray it will jam exactly the same way with jam codes J4102/4109 respectively.I have swapped the conveying unit and the registration section on the machine. I have checked the flat ribbon cables on the engine pwb and feed pwb as we had a previous case where the flat ribbon cables were at fault.
                        Ive been told by tech support when the fuser is going bad and temp drops the machine jam at reg roller every time i didnt hear about the z fold though

                        Comment

                        • blackcat4866
                          Master Of The Obvious

                          Site Contributor
                          10,000+ Posts
                          • Jul 2007
                          • 22964

                          #13
                          Re: TaskAlfa 3050ci - J4101 Z-folding jam

                          Originally posted by tmaged
                          [ATTACH=CONFIG]32861[/ATTACH]
                          Here's is the one from the 2550ci. This thread saved me some time. I thought it was a belt issue, as you can see the motor turning, but the belt didn't turn once installed. AndyF's description is what I experienced.
                          Thanks !
                          Thanks Tony. I expect to see that one again.
                          If you'd like a serious answer to your request:
                          1) demonstrate that you've read the manual
                          2) demonstrate that you made some attempt to fix it.
                          3) if you're going to ask about jams include the jam code.
                          4) if you're going to ask about an error code include the error code.
                          5) You are the person onsite. Only you can make observations.

                          blackcat: Master Of The Obvious =^..^=

                          Comment

                          • copier parts n.ireland
                            Technician
                            • Nov 2016
                            • 41

                            #14
                            Re: TaskAlfa 3050ci - J4101 Z-folding jam

                            registration clutch ????????????

                            Comment

                            • copycoan
                              Technician
                              • Sep 2012
                              • 31

                              #15
                              Re: TaskAlfa 3050ci - J4101 Z-folding jam

                              jam 4101, jam4111 ---> duplex clutches, there is two in the rear of the conveying unit, one at the top and one at the bottom each one gives one or the other jam code.

                              Comment

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