26
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Hardware
Touchscreen Shows a -30
℃
or Abnormally High Nozzle
Temp
The Touchscreen displays a -30
℃
or abnormally high nozzle temperature.
Possible Causes
• The thermistor of the hot end is broken.
• The quick-release cable is broken.
• The 3D Printing Module is malfunctioning.
Actions
1. Refer to this video to replace the hot end.
2. While replacing the hot end, check the quick-release cable (the one that is connected to the hot end) to see if
all the pins are intact in the meantime.
If the pins of the quick-release cable are not intact or the problem persists after replacing the hot end, please
contact us at support@snapmaker.com for further assistance.