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    Dual Z tilts after time (fast)

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    • AS-3D Druckundefined
      AS-3D Druck @Veti
      last edited by

      @Veti Thx i tryed 5mm now and it works.

      From now on i should use in my start Gcode before every Print G32 S2 right?

      Best regards
      AS-3D Druck / Andre

      Vetiundefined 1 Reply Last reply Reply Quote 0
      • Vetiundefined
        Veti @AS-3D Druck
        last edited by

        @AS-3D-Druck said in Dual Z tilts after time (fast):

        From now on i should use in my start Gcode before every Print G32 S2 right?

        it depends on your bed.
        if its perfectly flat yes.

        if not use
        G32 followed by G29

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        • AS-3D Druckundefined
          AS-3D Druck
          last edited by

          Ok i don't know what happend but now my Homing has flipped from front left to back right. (Stall Detection)

          I don't know why it worked yesterday and now not.

          Best regards
          AS-3D Druck / Andre

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          • Vetiundefined
            Veti
            last edited by

            do the normal moves are in the correct direction?
            if yes -> check your homing file moves
            if no -> change direction of motors in the config

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            • AS-3D Druckundefined
              AS-3D Druck
              last edited by AS-3D Druck

              This is how it homes
              change dirrection.png

              This is how i home all:

              ; Lift Z relative to current position
              G91
              G1 Z10 F6000 S2
              G90
              
              M913 X50 Y50						; reduce motor current to 50% to prevent belts slipping
              G91							; use relative positioning
              
              ; X
              G1 S1 X-500 F4000					; move the X to max until it detects the min Point
              G92 X0							; set X min Point
              G1 S1 X30						; move X away from min Point
              
              M400
              
              ; Y
              G1 S1 Y-500 F4000					; move the X to max until it detects the min Point
              G92 Y0							; set X min Point
              G1 S1 Y30						; move X away from min Point
              
              G90							; back to absolute positioning
              M913 X100 Y100 Z100					; motor currents back to normal
              
              ; Z
              G1 S1 X168 Y95 F2000 					; put head over the centre of the bed, or wherever you want to probe
              G30            			    			; lower head, stop when probe triggered and set Z to trigger height
              
              G91                					; relative mode
              G1 Z10 F6000 S2       					; raise head 4mm to ensure it is above the Z probe trigger height
              G90                					; back to absolute mode
              

              config: https://pastebin.com/gFtv1wM7

              Best regards
              AS-3D Druck / Andre

              deckingmanundefined 1 Reply Last reply Reply Quote 0
              • deckingmanundefined
                deckingman @AS-3D Druck
                last edited by

                @AS-3D-Druck Do the motors still move in the right correct directions? i.e. when you do G1 S1 X-500, does it still move to the left? And when you do G1 S1 Y-500, does it still move to the front?

                Ian
                https://somei3deas.wordpress.com/
                https://www.youtube.com/@deckingman

                AS-3D Druckundefined 1 Reply Last reply Reply Quote 0
                • AS-3D Druckundefined
                  AS-3D Druck @deckingman
                  last edited by AS-3D Druck

                  @deckingman said in Dual Z tilts after time (fast):

                  @AS-3D-Druck Do the motors still move in the right correct directions? i.e. when you do G1 S1 X-500, does it still move to the left? And when you do G1 S1 Y-500, does it still move to the front?

                  It does not move at all in - only in+ but there is no room for any Movement so it cares in the Extrusion.

                  The coordinates are set wrong for some reason 😵

                  btw. i added on my Post before the config.g
                  config: https://pastebin.com/gFtv1wM7

                  Best regards
                  AS-3D Druck / Andre

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                  • NitroFreakundefined
                    NitroFreak
                    last edited by

                    You might want to consider joining the two leadscrews with a belt

                    1 Reply Last reply Reply Quote 0
                    • Vetiundefined
                      Veti
                      last edited by

                      @AS-3D-Druck said in Dual Z tilts after time (fast):

                      It does not move at all in - only in+ but there is no room for any Movement so it cares in the Extrusion.

                      this does not answer the question.

                      move the extruder to the middle
                      issue M564 H0
                      and see if the movement are as expeded.
                      ie x - goes left x+ goes right

                      AS-3D Druckundefined 1 Reply Last reply Reply Quote 0
                      • AS-3D Druckundefined
                        AS-3D Druck @Veti
                        last edited by

                        @Veti No it does nit everything in - isn't working except i use M564 H0 than i can manualy move it to the middle but homing does still not work anymore.

                        Best regards
                        AS-3D Druck / Andre

                        deckingmanundefined 1 Reply Last reply Reply Quote 0
                        • deckingmanundefined
                          deckingman @AS-3D Druck
                          last edited by

                          @AS-3D-Druck Starting with the print head in the middle step through your homing fie one line at a time but you can ignore the Z axis for now. So send M913 X50 Y50 to reduce the motor currents. Then send G91 to set relative positioning. Then send G1 S1 X-500 F4000 and tell us if the head moves to the left as it should or does it do something else?

                          Ian
                          https://somei3deas.wordpress.com/
                          https://www.youtube.com/@deckingman

                          AS-3D Druckundefined 1 Reply Last reply Reply Quote 0
                          • AS-3D Druckundefined
                            AS-3D Druck @deckingman
                            last edited by

                            @deckingman said in Dual Z tilts after time (fast):

                            @AS-3D-Druck Starting with the print head in the middle step through your homing fie one line at a time but you can ignore the Z axis for now. So send M913 X50 Y50 to reduce the motor currents. Then send G91 to set relative positioning. Then send G1 S1 X-500 F4000 and tell us if the head moves to the left as it should or does it do something else?

                            Ok maybe i found the Issue here:

                            ; X
                            G1 S1 X-500 F4000
                            

                            I had to send 3-4 times this command until it started to move to the min point.
                            Bevore that i heared only a tock after i send the command.... like there was already something that the stall detection noticed.

                            I don't know my Motors are rated for 1.3A and i set them to 1A and reduced it to 50%.
                            Now i played with M915 and increased the S Value from 3 to 8 to 10.

                            It looks like that was the Problem.

                            Thx alot for the help and i will try my next print with this new "Setup". 😊
                            You're Guys are awesome. 👍

                            Best regards
                            AS-3D Druck / Andre

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