Caution: Sometimes the filament can’t be extruded, that might be caused by the top of filament. If the tip is
deformed during the cutting off, the filament won’t go through the heat end successfully.
Step 5: Install the tube to the extruder
Step 6: Stick the masking tape on the table
Caution: someone might get trouble with the not horizontal, please try to calibrate the arm following this
link .