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Showing posts from January, 2020

3D Print; Howto remove broken filament

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Problem to solve for 3D printer: Filament was broken inside the Bowden tube during a print. My printer is Creality Ender 3s (or Ender 3 Pro).  Maybe the tension on the filament spool was so tight caused filament broken inside the tube. How to remove the broken filament: Turn on Ender 3s  Adjust nozzle temperature to 210 degree Celsius (keep it at 210 degree the whole time) From main menu -> Control -> Temperature -> Set it to 210 Raise the Z axis to see the nozzle from below Remove the nozzle with a wrench. Remember the nozzle is heated at 210 degree; it's super hot!  It's better to use a socket wrench to remove the nozzle. Cut the end of filament flat and then push it through Bowden tube, until the broken filament is pushed out of the Bowden tube. Use the socket wrench to screw the nozzle back to the printer.  Be sure the nozzle is really tight and level the bed before try to return nozzle back to home.  Here is what happen