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    Second extruder will not work again

    Scheduled Pinned Locked Moved
    Duet Hardware and wiring
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    • cdl1701yahoo.comundefined
      cdl1701yahoo.com
      last edited by

      I am at a loss here, I have both tools set up, temp is good, and second tool is selected but the second extruder will not extrude. It motor clicks and is powered but will not turn. Extruder 1 works fine and if I swap the connectors on the board then the second extruder will turn but extruder 1 will not.

      I have had them both running in the past but switched my extruder out temporally for a different one while I printed a new mount. I have been in the config file so not sure if I did something in there to mess them up any help would be appreciated.

      ; Configuration file for Duet WiFi (firmware version 1.17)
      ; executed by the firmware on start-up
      ;
      ;General preferences*******************************************************************
      G90 ; Send absolute coordinates...
      M83 ; ...but relative extruder moves

      ;Axis Limit*******************************************************************
      M208 X307 Y307 Z300 ; Set axis maxima
      M208 X0 Y0 Z0 S1 ; Set axis minima

      ;Endstop Settings*******************************************************************
      M574 Z1 S2 ; Set endstops controlled by probe
      M574 X1 Y1 S1 ; Set active high endstops

      ;Z-Probe*******************************************************************
      M307 H7 A-1 C-1 D-1 ; Disable heater on PWM channel for BLTouch
      M558 P9 H10 F120 T6000 ; Set Z probe type to bltouch and the dive height + speeds
      G31 P25 X26.5 Y11.95 Z3.7 ; Set Z probe trigger value, offset and trigger height
      M557 X60:305 Y20:280 S40 ; Define mesh grid

      ;Drives*******************************************************************
      M584 X0 Y1 Z2 E3:4 ; Driver 0 controls the X motor, 1 controls Y, 2 control Z
      motors, 3 and 4 control E motors
      M569 P0 S0 ; Drive 0 (X) goes forwards (change to S0 to reverse it)
      M569 P1 S0 ; Drive 0 (Y) goes forwards (change to S0 to reverse it)
      M569 P2 S0 ; Drive 0 (Z) goes forwards (change to S0 to reverse it)
      M569 P3 S0 ; Drive 0 (E0) goes forwards (change to S0 to reverse it)
      M569 P4 S0 ; Drive 0 (E1) goes forwards (change to S0 to reverse it)
      M350 X16 Y16 Z16 E32:32 I1 ; Configure microstepping with interpolation
      M92 X80 Y80 Z1600 E848.2:E848.2 ; Set steps per mm
      M566 X400 Y400 Z500 E400:400 ; Set maximum instantaneous speed changes (mm/min)
      M203 X30000 Y30000 Z400 E2000:2000 ; Set maximum speeds (mm/min)
      M201 X800 Y800 Z200 E300:300 ; Set accelerations (mm/s^2)
      M906 X1200 Y1200 Z1200 E700:700 I30 ; Set motor currents (mA) and motor idle factor in percent
      M84 S30 ; Set idle timeout

      ;Heaters*******************************************************************
      M305 P0 T100000 B4138 C0 R4700 ; Set thermistor + ADC parameters for heater 0
      M143 H0 S120 ; Set temperature limit for heater 0 to 120C
      M305 P1 T100000 B4725 C7.060000e-8 R4700 ; Set thermistor + ADC parameters for heater 1
      M143 H1 S280 ; Set temperature limit for heater 1 to 280C
      M305 P2 T100000 B4725 C7.060000e-8 R4700 ; Set thermistor + ADC parameters for heater 2
      M143 H2 S280 ; Set temperature limit for heater 2 to 280C
      M307 H1 A773.8 C240.5 D5.7 B0 ; Set PID Auto tune for H0
      M307 H2 A835.3 C250 D4.1 B0 ; Set PID Auto tune for H1

      ;Tools*******************************************************************
      M563 P0 D0 H1 ; Define tool 0
      G10 P0 X0 Y0 Z0 ; Set tool 0 axis offsets
      G10 P0 R0 S0 ; Set initial tool 0 active and standby temperatures to 0C
      M563 P1 D1 H2 ; Define tool 1
      G10 P1 X18 Y0 Z0 ; Set tool 1 axis offsets
      G10 P1 R0 S0 ; Set initial tool 1 active and standby temperatures to 0C

      1 Reply Last reply Reply Quote 0
      • Scachiundefined
        Scachi
        last edited by

        @cdl1701yahoo-com said in Second extruder will not work again:

        M92 X80 Y80 Z1600 E848.2:E848.2 ; Set steps per mm

        I don't know if this is the cause, but it looks like there is in error in this line,
        shouldn't that read (without the second "E")
        M92 X80 Y80 Z1600 E848.2:848.2 ; Set steps per mm

        Phaedruxundefined cdl1701yahoo.comundefined 2 Replies Last reply Reply Quote 2
        • Phaedruxundefined
          Phaedrux Moderator @Scachi
          last edited by

          @scachi Nice catch!

          Z-Bot CoreXY Build | Thingiverse Profile

          1 Reply Last reply Reply Quote 0
          • cdl1701yahoo.comundefined
            cdl1701yahoo.com @Scachi
            last edited by

            @scachi Ha! That was it! I looked at that line a dozen times and never noticed that. Good catch. Sometimes you just need another pair of eyes.
            Thanks so much.👍

            1 Reply Last reply Reply Quote 0
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