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. Check whether all pins of the quick-release cable (the one that is connected to the hot end) are intact and whether they are shrink.
2. Refer to this video to replace the hot end.
If replacing the hot end does not solve the problem, please kindly submit a support ticket through https://snapmaker.formcrafts.com/support-ticket and share your troubleshooting results with some pictures/videos.
Our dedicated support team will be more than willing to assist you in resolving the issue.