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    Bed temperature fault

    Scheduled Pinned Locked Moved
    Duet Hardware and wiring
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    • bernardomattiucciundefined
      bernardomattiucci
      last edited by bernardomattiucci

      Hello everyone,

      today I was mounting a protective cover on the head of my printer, so as to cover the connections of the various cables. I had the printer on, because I didn't think it would be that much trouble to do it (I only had to tighten 2 M3 bolts).
      The connections include:

      • Extruder motor
      • Hotend
      • Temperature sensor
      • Extruder fan
      • Layer fan
      • LED lighting
      • BlTouch
      • Accelerometer

      I placed the cover and started screwing in the bolts, but at some point on the duet's display, the platen temperature sensor went “fault.”

      The error gave me several times, but I still didn't understand why.
      I would like to understand the logic so I can possibly detect some short--because then it worked and never gave me any error again.

      8a481647-43e8-4a7c-860a-23ae1a101b88-image.png

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      • Phaedruxundefined
        Phaedrux Moderator
        last edited by

        Pressure on a connector causing it to disconnect briefly perhaps?

        What was the exact fault? What did the temp graph show?

        Z-Bot CoreXY Build | Thingiverse Profile

        bernardomattiucciundefined 1 Reply Last reply Reply Quote 0
        • bernardomattiucciundefined
          bernardomattiucci @Phaedrux
          last edited by

          @Phaedrux No graph. The plan is disabled. Cold plate mold. And that's why I don't understand....

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          • samlevy0515undefined
            samlevy0515
            last edited by

            Remove the cover to see if the error still exists.

            bernardomattiucciundefined 1 Reply Last reply Reply Quote 0
            • bernardomattiucciundefined
              bernardomattiucci @samlevy0515
              last edited by

              @samlevy0515

              I removed the cover and the problem does not occur.
              I reassembled it, paying attention to how the wiring was being locked, and so far it has not given me any errors.

              What I would like to understand, however, is the logic behind the error.
              On the head we get the wiring for the extruder (motor, sensor, fan), accelerometer, bltouch, fan layer, and led lights. Plus 3 other wires that are not used.

              Why should I have a problem with the layer temperature sensor?

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