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    Polar Printer Steps/Degree?

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    • Phospherusundefined
      Phospherus @shadi
      last edited by

      @shadi

      The X arm itself does not need to be the nozzle itself needs to be perfectly centered.

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      • Phospherusundefined
        Phospherus @shadi
        last edited by

        @shadi

        OK then position by hand with motors off M84. Then once in position do a G92 X105 Y0 Z0 to set positions.

        shadiundefined 2 Replies Last reply Reply Quote 0
        • shadiundefined
          shadi @Phospherus
          last edited by

          @phospherus ok i will test and update you i really appreciate you help

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          • shadiundefined
            shadi @Phospherus
            last edited by shadi

            This post is deleted!
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            • Phospherusundefined
              Phospherus @shadi
              last edited by Phospherus

              @shadi

              That was with the x axis at 105mm from center of z tower and you did G92 X105 to set position?

              And how do you have your slicer setup?

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              • shadiundefined
                shadi @Phospherus
                last edited by shadi

                @phospherus yes it was however slicer is cura with normal setup as if I slice for any Cartesian printer is there specific setup I just make the plate eclipse and make the origin is center so it is plate with origin

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                • Phospherusundefined
                  Phospherus @shadi
                  last edited by

                  @shadi

                  I used simplify 3d so can not comment on Cura but In simplify I just leave it as Cartesian because Delta seems to mess things up. My diameter is 240 for bed so I set that for X and Y then do 120 offset to get nozzle in middle.

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                  • shadiundefined
                    shadi @Phospherus
                    last edited by shadi

                    @phospherus I just want to know do you have the same design ? because if yes and working that means something missing in my config and it should work right ? how did you calculate X value can i know the formula ? is it possible to know how do you home your machine ?

                    As per the polar kinematics documentation homeradius.g and homebed.g should be present however when i rename homex.g and homey.g DWC is giving homex.g or homey.g not found

                    regards;

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                    • Phospherusundefined
                      Phospherus @shadi
                      last edited by

                      @shadi

                      No my design is not same with the tower in the middle but from what I can see the kinematics should be the same.

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                      • shadiundefined
                        shadi @Phospherus
                        last edited by

                        @phospherus is it possible to tell me which version of reprap firmware are you using because I think there is problem in the version I use because I noticed it behaves correctly sometimes and sometimes not

                        Phospherusundefined dc42undefined 2 Replies Last reply Reply Quote 0
                        • Phospherusundefined
                          Phospherus @shadi
                          last edited by

                          @shadi

                          I am using the 3.2.2 stable. I tried version 3.3 beta 2 and Beta 3 and still have issues. 3.2.2 is working for me though.

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                          • shadiundefined
                            shadi @Phospherus
                            last edited by shadi

                            This post is deleted!
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                            • dc42undefined
                              dc42 administrators @shadi
                              last edited by

                              @shadi said in Polar Printer Steps/Degree?:

                              @phospherus is it possible to tell me which version of reprap firmware are you using because I think there is problem in the version I use because I noticed it behaves correctly sometimes and sometimes not

                              @shadi I believe this is caused by the same bug that I have just fixed for the issue reported at https://forum.duet3d.com/post/229256. The workaround is the same, i.e. send M669 with a T parameter (e.g. T0.2 to use the default segment length).

                              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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