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    Z Homing

    Scheduled Pinned Locked Moved
    My Duet controlled machine
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    • BR549undefined
      BR549
      last edited by

      Setting up a new printer , Duet 3 6hc, 3.3 firmware. Sensorless homing XY and end stop for Z min. When trying to home Z the stepper motor moves axis about 5 mm no matter where it starts from. I have tried another driver, different stepper and having the stepper free from the Z axis. All cases the same result. I will post homez.g and relevant config.g pics

      BR549undefined 1 Reply Last reply Reply Quote 0
      • BR549undefined
        BR549 @BR549
        last edited by

        @br549 Screen Shot 2022-01-20 at 4.33.49 pm.png Screen Shot 2022-01-20 at 4.34.25 pm.png

        cosmowaveundefined 1 Reply Last reply Reply Quote 0
        • cosmowaveundefined
          cosmowave @BR549
          last edited by

          @br549 can it be that your endstop is allready triggered before homing?
          You can check the endstop status with M119...

          Mankati FSXT+, DeltaTowerV2, E3D MS/TC

          BR549undefined 1 Reply Last reply Reply Quote 0
          • BR549undefined
            BR549 @cosmowave
            last edited by

            @cosmowave thank you. Yes it is triggered I believe. What do I need to change in firmware ?
            Screen Shot 2022-01-20 at 4.42.17 pm.png

            BR549undefined cosmowaveundefined 2 Replies Last reply Reply Quote 0
            • BR549undefined
              BR549 @BR549
              last edited by

              @br549 Screen Shot 2022-01-20 at 4.44.31 pm.png

              1 Reply Last reply Reply Quote 0
              • cosmowaveundefined
                cosmowave @BR549
                last edited by

                @br549 Add a "!" in your endstop configuration e.g.
                M574 Z1 S1 P"!zstop"

                Mankati FSXT+, DeltaTowerV2, E3D MS/TC

                cosmowaveundefined 1 Reply Last reply Reply Quote 0
                • cosmowaveundefined
                  cosmowave @cosmowave
                  last edited by cosmowave

                  @cosmowave your endstop config should look like this:

                  M574 Z1 S1 P"!^io1.in"
                  

                  Mankati FSXT+, DeltaTowerV2, E3D MS/TC

                  BR549undefined 1 Reply Last reply Reply Quote 0
                  • BR549undefined
                    BR549 @cosmowave
                    last edited by

                    @cosmowave Yes I did that. Thanks so much, it's now working

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