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    Set rising speed temperature

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    Tuning and tweaking
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    • pabomanundefined
      paboman
      last edited by paboman

      When I am printing and I want to increase my extruder temp I get this error:

      temperature rising much more slowly than the expected 0.7°C/sec
      

      How to set the rising temp/time to a different value ?

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      • dc42undefined
        dc42 administrators
        last edited by

        this error normally means that you haven't tuned the heater, or you did tune it but didn't save the results. See https://duet3d.dozuki.com/Wiki/Spurious_heater_faults_and_how_to_avoid_them#Section_Faults_when_heating_up.

        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

        pabomanundefined 1 Reply Last reply Reply Quote 0
        • pabomanundefined
          paboman @dc42
          last edited by paboman

          @dc42
          The heater was tuned but I have tuned it again after adding the silicone sock.

          Unfortunately now my temps are less stable, before I was able to stay within 0.1 / 0.3 °pushing a lot of plastic with the 1.2mm nozzle.

          After the last PID tuning I have this during printing:

          0_1528119350100_temps.jpg

          Reducing the Flow Rate also reduce the time period of the oscillation:

          0_1528120674885_temp-2.jpg

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          • dc42undefined
            dc42 administrators
            last edited by

            Try increasing the M307 D parameter for that heater by 50%.

            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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