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    Solved X-Axis is homing the wrong direction

    Tuning and tweaking
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    • TimsWorkshop
      TimsWorkshop last edited by

      Hi all... First, I'm loving this new Duet board and how easy it is to update config... never going back to marlin!

      Pre-requisites:

      • Ender 5 Plus with OEM mechanical switches (Cartesian geometry)
      • Y-Switch is on the back right side of my printer
      • X-Switch is on the right side of the printer
      • RepRap 3.2.3 (Latest Stable)
      • DWC is 3.2.2

      My problem is that while my Y-axis homes correctly, my X-Axis homes incorrectly and goes to the opposite side of my printer.

      Config.g - Relevant Sections

      ; Drives
      M569 P0 S1
      M569 P1 S1
      M569 P2 S1
      M569 P3 S1
      
      ; Axis Limits
      M208 X0 Y0 Z0 S1
      M208 X350 Y350 Z400 S0
      
      ; Endstops
      M574 X1 S1 P"xstop"
      M574 Y1 S1 P"ystop"
      M574 Z1 S2 
      

      Homey.g File

      ; generated by RepRapFirmware Configuration Tool v3.2.3 on Sat Jun 05 2021 07:45:40 GMT+1000 (Australian Eastern Standard Time)
      G91               ; relative positioning
      G1 H2 Z5 F6000    ; lift Z relative to current position
      G1 H1 Y-355 F1800 ; move quickly to Y axis endstop and stop there (first pass)
      G1 H2 Y5 F6000    ; go back a few mm
      G1 H1 Y-355 F360  ; move slowly to Y axis endstop once more (second pass)
      G1 H2 Z-5 F6000   ; lower Z again
      G90               ; absolute positioning
      

      homex.g gile

      ; generated by RepRapFirmware Configuration Tool v3.2.3 on Sat Jun 05 2021 07:45:40 GMT+1000 (Australian Eastern Standard Time)
      G91               ; relative positioning
      G1 H2 Z5 F6000    ; lift Z relative to current position
      G1 H1 X-355 F1800 ; move quickly to X axis endstop and stop there (first pass)
      G1 H2 X5 F6000    ; go back a few mm
      G1 H1 X-355 F360  ; move slowly to X axis endstop once more (second pass)
      G1 H2 Z-5 F6000   ; lower Z again
      G90               ; absolute positioning
      

      And here's the output of M208

      Axis limits X0.0:350.0, Y0.0:350.0, Z0.0:400.0
      

      I did try to invert my Y with adding the M574 Y1 S1 P"!ystop" in the config file, and while it moves the motor in the correct position, it moves about 1-5mm and then stops and says it's at 0.

      Still reading through other posts, but wanted to add my notes here just in case someone spots a misconfiguration somewhere.

      Thanks!

      Ender 5 Plus - E3D Hemera Hotend - Duet 2 Wifi

      TimsWorkshop 1 Reply Last reply Reply Quote 0
      • TimsWorkshop
        TimsWorkshop @TimsWorkshop last edited by

        @infidelprops So as I've been investigating this.. When I manully trigger the Y-stop, the LED goes completely off.

        But when I manually trigger the X-stop, the LED is still light lit up...

        When I move the X by 10mm, the Dashboard says it's at 10, but the M119 command is telling me the x is at min stop Endstops - X: at min stop, Y: not stopped, Z: at min stop, Z probe: at min stop

        Another weird issue...
        With the x-stop is not depressed, M119 reports X: at min stop even though X is at Position 10

        But when I press the mechanical switch, it says X: not stopped

        Ender 5 Plus - E3D Hemera Hotend - Duet 2 Wifi

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        • TimsWorkshop
          TimsWorkshop last edited by

          Looks like a lose connector in my pin was the culprit... the light being left on was a good indicator.

          When I tried to pull the connector out, the wire came free so I put on a new molex connector on and plugged back in... all working as expected now

          Ender 5 Plus - E3D Hemera Hotend - Duet 2 Wifi

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