bizhub 1250 cannot pull out process unit

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  • acsolutions
    Senior Tech

    500+ Posts
    • Jun 2010
    • 519

    [Misc] bizhub 1250 cannot pull out process unit

    Hello, Customer got some labels stuck in the processor. I removed the front cover, drum shaft knob, removed two screws, released toner hopper and two latches released. The unit pulls out about 1/8 inch but thats it. Is there anything else holding it back? I left the customer site and forgot to open the right side door to see if that was the holdup. does that door need to be opened? Any suggestions would be great. thanks
    Last edited by acsolutions; 03-13-2018, 12:27 AM.
  • Flash
    Trusted Tech

    250+ Posts
    • May 2007
    • 378

    #2
    Re: bizhub 1250 cannot pull out process unit

    Someone may have left the latch for the cleaning unit in the up position. You may be able to push the front one down with a long flat blade if you can get to it. If it is a 1250P you can go through the top to access the front and rear latches.

    Comment

    • acsolutions
      Senior Tech

      500+ Posts
      • Jun 2010
      • 519

      #3
      Re: bizhub 1250 cannot pull out process unit

      Thats awesome Flash! Here is a pic if you could point it out. thanks so muchIMAG0924.jpg

      Comment

      • blackcat4866
        Master Of The Obvious

        Site Contributor
        10,000+ Posts
        • Jul 2007
        • 22698

        #4
        Re: bizhub 1250 cannot pull out process unit

        My guess is that the drum shaft is seized to the drum bearings. If it were me, I would apply a couple drops of penetrating oil (like Marvel Mystery Oil) to the spot where the drum shaft meets the front bearing. Then I would apply some pulling pressure with my left hand on the image unit, and with my right hand GENTLY tap on the end of the drum shaft with a small hammer. The vibration from the tapping helps the oil penetrate. If you do it right you won't fall on your ass when it comes loose. =^..^=
        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

        • acsolutions
          Senior Tech

          500+ Posts
          • Jun 2010
          • 519

          #5
          Re: bizhub 1250 cannot pull out process unit

          Thanks Blackest, the machine only has 143k on the machine, could there be caught on a burr or something

          Comment

          • Synthohol
            Certified Konica Expert

            Site Contributor
            5,000+ Posts
            • Mar 2016
            • 5459

            #6
            Re: bizhub 1250 cannot pull out process unit

            if the ADU is pulled out the process unit is locked in place.
            close the adu and the process unit will be released.
            We know a thing or two because we've seen a thing or two.
            The medication helps though...

            Comment

            • acsolutions
              Senior Tech

              500+ Posts
              • Jun 2010
              • 519

              #7
              Re: bizhub 1250 cannot pull out process unit

              Originally posted by Synthohol
              if the ADU is pulled out the process unit is locked in place.
              close the adu and the process unit will be released.
              I tried with the transport section pushed in and pulled out. The lever was definitely released too.

              Comment

              • allan
                RTFM!!

                5,000+ Posts
                • Apr 2010
                • 5445

                #8
                Re: bizhub 1250 cannot pull out process unit

                Yank it...

                Could be bad advice, make sure the connectors are disconnected.

                Found that if one on the flanges from the drum turns slightly skew it binds good.
                In your case it moves a bit.
                Whatever

                Comment

                • allan
                  RTFM!!

                  5,000+ Posts
                  • Apr 2010
                  • 5445

                  #9
                  Re: bizhub 1250 cannot pull out process unit

                  How did that drum knob come off?
                  1250.png
                  Some of those bits are on the picture?
                  Whatever

                  Comment

                  • Synthohol
                    Certified Konica Expert

                    Site Contributor
                    5,000+ Posts
                    • Mar 2016
                    • 5459

                    #10
                    Re: bizhub 1250 cannot pull out process unit

                    LOL. I didn't even notice the drum screw wasn't removed. Yeah put the handle back on and unscrew the shafts correctly
                    We know a thing or two because we've seen a thing or two.
                    The medication helps though...

                    Comment

                    • blackcat4866
                      Master Of The Obvious

                      Site Contributor
                      10,000+ Posts
                      • Jul 2007
                      • 22698

                      #11
                      Re: bizhub 1250 cannot pull out process unit

                      How did I miss that?!

                      Yes, just put the handle back on the shaft and unscrew the handle ASSEMBLY from the drum shaft.
                      I never thought of doing it that way. =^..^=
                      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

                      • acsolutions
                        Senior Tech

                        500+ Posts
                        • Jun 2010
                        • 519

                        #12
                        Re: bizhub 1250 cannot pull out process unit

                        Originally posted by allan
                        How did that drum knob come off?
                        [ATTACH=CONFIG]39117[/ATTACH]
                        Some of those bits are on the picture?
                        There were two screws holding the knob on and there was a sleeve that the knob fit over. That was ir

                        Comment

                        • acsolutions
                          Senior Tech

                          500+ Posts
                          • Jun 2010
                          • 519

                          #13
                          Re: bizhub 1250 cannot pull out process unit

                          Originally posted by blackcat4866
                          How did I miss that?!

                          Yes, just put the handle back on the shaft and unscrew the handle ASSEMBLY from the drum shaft.
                          I never thought of doing it that way. =^..^=
                          So, the drum shaft unscrews?

                          Comment

                          • acsolutions
                            Senior Tech

                            500+ Posts
                            • Jun 2010
                            • 519

                            #14
                            Re: bizhub 1250 cannot pull out process unit

                            Originally posted by allan
                            How did that drum knob come off?
                            [ATTACH=CONFIG]39117[/ATTACH]
                            Some of those bits are on the picture?
                            Is that a 1250 manual. Wow that's awesome guy

                            Comment

                            • blackcat4866
                              Master Of The Obvious

                              Site Contributor
                              10,000+ Posts
                              • Jul 2007
                              • 22698

                              #15
                              Re: bizhub 1250 cannot pull out process unit

                              Just the last 50mm to the front. =^..^=
                              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

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