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    Another Predator

    Scheduled Pinned Locked Moved
    Duet Hardware and wiring
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    • droftartsundefined
      droftarts administrators @Carlo
      last edited by

      @Carlo From my earlier post: When you swapped the original board back in, did you also put the original effector back on, or did it use the smart effector? If you used the original effector (and presumably original probe), can you try that with the Duet? This would at least narrow down if it's the effector or the Duet.

      Ian

      Bed-slinger - Mini5+ WiFi/1LC | RRP Fisher v1 - D2 WiFi | Polargraph - D2 WiFi | TronXY X5S - 6HC/Roto | CNC router - 6HC | Tractus3D T1250 - D2 Eth

      Carloundefined 1 Reply Last reply Reply Quote 0
      • Carloundefined
        Carlo @NexxCat
        last edited by Carlo

        @NexxCat

        Hi NexxCat

        I used the back off a sticker which is 0.1mm on my calipers.
        Just found my gauges !

        Thanks

        1 Reply Last reply Reply Quote 0
        • Carloundefined
          Carlo @NexxCat
          last edited by

          @NexxCat

          Hi,

          So I used the well 0.102 feeler gauge though it is .10 with my calipers and 3 times got 3 heights.
          I did video the whole process but that won't help me
          The numbers don't actually help because they are not accurate though one of them is:

          M98 P"0:/macros/Z probe report"
          Z probe trigger height set to -0.159 mm

          I don't think it's the effector because it does what it is supposed to do and no matter what trigger height I put in G31 line its the same outcome and the effector does return the same probe heights all be it not one after the other 🙂
          maybe the drivers are not calculating correctly I don't know but it is what it is and that is not usable.

          Cheers for your help.

          C

          NexxCatundefined 1 Reply Last reply Reply Quote 0
          • NexxCatundefined
            NexxCat @Carlo
            last edited by

            @Carlo
            Ok, last thing I can think of, just to double check if the actual positioning is being repeatable. Run these commands one at a time, or save it as a macro:

            ; Disable any baby-stepping and the bed mesh
            M290 R0 S0
            G29 S2
            
            ; Home the effector
            G28
            
            ; Heat bed to 60C & nozzle to 130C
            M104 S130 T0
            M190 S60 T0
            M109 S130 T0
            
            ; Run delta calibration
            G32
            
            ; Move the effector to 0,0,Max height
            G1 X0 Y0 F4500
            G1 Z500 F4500
            
            ; Move the effector back to 10mm off the bed
            G1 Z10 F4500
            
            ; Slowly move down to 0.1mm
            G1 Z0.1 F600
            

            When the macro is finished, the nozzle is at 0.1 on the Z axis. Use the paper or a 0.1mm feeler gauge and see if the nozzle truly is at 0.1mm

            Carloundefined 2 Replies Last reply Reply Quote 1
            • Carloundefined
              Carlo @droftarts
              last edited by Carlo

              @droftarts

              Hi Ian,

              I used the original effector with the mag arms (printed the adapters) whats funny is I didn't even try to get anything level or square I literally slapped it together set the offset 1 level and it just worked.
              I have the effector still wired I can carefully attach it to the Duet2 and try it i cant fit the effector to the other board it's locked down
              but I've written this thing off now I don't expect this to ever work with duet but after spending all this time I do want to know whats wrong maybe it will help someone else some day...probably not

              I post a video of it once its fitted

              Thanks
              C

              1 Reply Last reply Reply Quote 0
              • Carloundefined
                Carlo @NexxCat
                last edited by

                @NexxCat

                I'll do that now.

                Cheers
                C

                1 Reply Last reply Reply Quote 0
                • Carloundefined
                  Carlo @NexxCat
                  last edited by

                  @NexxCat

                  Hi NexxCat,

                  No its 0.1mm to high

                  NexxCatundefined 1 Reply Last reply Reply Quote 0
                  • NexxCatundefined
                    NexxCat @Carlo
                    last edited by

                    @Carlo
                    What is your current Z probe offset?

                    Carloundefined 1 Reply Last reply Reply Quote 0
                    • Carloundefined
                      Carlo @NexxCat
                      last edited by

                      @NexxCat

                      G31 P100 X0 Y0 Z-0.159

                      NexxCatundefined 1 Reply Last reply Reply Quote 0
                      • NexxCatundefined
                        NexxCat @Carlo
                        last edited by

                        @Carlo
                        I can't remember offhand which way to adjust the offset to bring it closer, but try both of these, one will certainly be too high, but the other, does that give you a 0.1mm gap when running the macro I posted?

                        G31 P100 X0 Y0 Z-0.059
                        
                        G31 P100 X0 Y0 Z-0.259
                        
                        Carloundefined 1 Reply Last reply Reply Quote 1
                        • Carloundefined
                          Carlo @NexxCat
                          last edited by

                          @NexxCat

                          They have all been tried

                          it's 0.05 to bring it closer dc42 suggested 0.05 so I've tried all the -0. possible infact the video I posted is -0.05

                          NexxCatundefined 1 Reply Last reply Reply Quote 0
                          • NexxCatundefined
                            NexxCat @Carlo
                            last edited by NexxCat

                            @Carlo
                            I know you've tried them whilst printing, but try -0.059 and run the macro. Is the gap 0.1mm?

                            Carloundefined 1 Reply Last reply Reply Quote 0
                            • Carloundefined
                              Carlo @NexxCat
                              last edited by

                              @NexxCat

                              Doing it now

                              Bang on

                              NexxCatundefined 1 Reply Last reply Reply Quote 0
                              • NexxCatundefined
                                NexxCat @Carlo
                                last edited by

                                @Carlo
                                So with -0.059, the gap is exactly 0.1mm after running the macro I posted. Correct?

                                Carloundefined 1 Reply Last reply Reply Quote 0
                                • Carloundefined
                                  Carlo @NexxCat
                                  last edited by

                                  @NexxCat

                                  Yes spot on 0.1mm

                                  NexxCatundefined 1 Reply Last reply Reply Quote 0
                                  • NexxCatundefined
                                    NexxCat @Carlo
                                    last edited by

                                    @Carlo
                                    Ok, set that in your config. Then create the bed mesh with G29 S0. Once the mesh is complete, try to print the levelling model.

                                    I know you've done this so many times before, but let's try now we know the nozzle positioning is correct ok? Use the level_test.gcode I have you before, because I know it doesn't have anything in it to mess with the settings.

                                    Carloundefined 3 Replies Last reply Reply Quote 1
                                    • Carloundefined
                                      Carlo @NexxCat
                                      last edited by

                                      @NexxCat

                                      Will do that now

                                      Thanks
                                      C

                                      1 Reply Last reply Reply Quote 0
                                      • Carloundefined
                                        Carlo @NexxCat
                                        last edited by

                                        @NexxCat

                                        It failed but it's too close to the bed just I think but its the best its ever looked.

                                        NexxCatundefined 1 Reply Last reply Reply Quote 0
                                        • NexxCatundefined
                                          NexxCat @Carlo
                                          last edited by

                                          @Carlo
                                          So it was sticking but not extruding because it was too close? Try changing the offset to say -0.1?

                                          Carloundefined 1 Reply Last reply Reply Quote 0
                                          • Carloundefined
                                            Carlo @NexxCat
                                            last edited by

                                            @NexxCat

                                            Sorry been having net issues i'll adjust it 0.01 increments see if it works better.
                                            It was extruding and really sticking but as it did the next pass it was squishing too hard almost transparent and curling up at the outer edges indented in the middle as it cooled

                                            Thanks
                                            C

                                            droftartsundefined 1 Reply Last reply Reply Quote 0
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