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9. Trouble shooting
1. Motor shaking or abnormal sound
① The corresponding end stop could not be triggered when Home, check the
wirings, and inspect any obstacles when manually move the corresponding axis.
② The motor cable are not connected properly, check each connection and then
inspect the cable routing for any faults.
2. File not printing and SD card failure
① Remove the SD card and insert into PC. Open the Gcode files using text editor
(eg. Notepad), and inspect if Gcode is readable or not. If files contains of multiple
“ÿÿÿ” symbol, then file has been corrupted. Try reformatting the SD card to
FAT32 format and reloading the Gcode file.
② SD card is not readable, ensure file name does not contain special characters or
Change SD card.
③ Touch screen freeze, reboot the machine and try again.
3. No extrusion or extrusion motor knocking
① Ensure that the nozzle temperature has been set to match the filament.
② Filament tangled on spool.
③ Not enough cooling for the hotend.
④ Nozzle clogged please try to replace it or clean it.
⑤ Teflon tubing has been tangled or squeezed.
4. Filament leaking
Nozzle and throat tube has not been tightened properly, try to fix it after cooling.
5. No sticking to the bed
① Print too fast at the bottom layer speed, reduce it to ~20mm/s
② Ensure that the print platform is clean
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