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    Z axis probing off the bed.

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    Duet Hardware and wiring
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    • waddo10undefined
      waddo10
      last edited by

      I've reached the end of google for an answer so I'm asking here. I've got my Duet 2 wifi wired and setup. Everything seems good apart from one problem. If I home the axis individually they all home fine. If I home all together then the Z axis (bltouch) trys to home off the bed. The same happens at the start of a print. I imagine I've missed something out of the config. Any help would be much appreciated.

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      • Vetiundefined
        Veti
        last edited by

        open the homeall.g file.
        if you want to probe at a specific area
        move with a G1 command to that position

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        • Luke'sLaboratoryundefined
          Luke'sLaboratory
          last edited by

          to add to @Veti's comment, you can actually combine them into a single G30 Command at your specified probe location.

          Example:

          G30 X322 Y322
          

          Luke
          http://lukeslab.online

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          • waddo10undefined
            waddo10
            last edited by

            Brilliant problem solved. On to my next one, the print is about 15mm to the right on the Z axis. Google seems to have alot more information on this one ha.

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            • Vetiundefined
              Veti
              last edited by

              @waddo10 said in Z axis probing off the bed.:

              the print is about 15mm to the right on the Z axis

              i dont follow what you mean. z axis is up/down.

              can you draw a picture of what you mean?

              waddo10undefined 1 Reply Last reply Reply Quote 0
              • waddo10undefined
                waddo10 @Veti
                last edited by

                @Veti Sorry, i meant X axis. Its printing off centre.

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                • Vetiundefined
                  Veti
                  last edited by

                  move the nozzle to the lower left of your bed.
                  note down the coordinates.
                  modify this line
                  M208 X0 Y0 Z0 S1 ; set axis minima

                  add the noted values as negative

                  waddo10undefined dc42undefined 2 Replies Last reply Reply Quote 0
                  • waddo10undefined
                    waddo10 @Veti
                    last edited by

                    @Veti Thank you so much for the help. I was starting to regret buying the duet. All i needed was some patience and some guidance. Thank you

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                    • dc42undefined
                      dc42 administrators @Veti
                      last edited by

                      @Veti said in Z axis probing off the bed.:

                      move the nozzle to the lower left of your bed.
                      note down the coordinates.
                      modify this line
                      M208 X0 Y0 Z0 S1 ; set axis minima

                      add the noted values as negative

                      For more details on this see https://duet3d.dozuki.com/Wiki/Centering_the_bed_or_setting_the_bed_origin.

                      Duet WiFi hardware designer and firmware engineer
                      Please do not ask me for Duet support via PM or email, use the forum
                      http://www.escher3d.com, https://miscsolutions.wordpress.com

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