Straighten the curled filament by hand,
and use the pliers to make the filament
tip pointy.
The filament drive gear is too tight,
adjust it to make an appropriate
tightness.
There is residue in the heat break.
Please preheat it to 230℃, then push
and squeeze out the residue.
Pits and Hollows in the Top Layer
Insufficient cooling. Make sure the part
The distance between the nozzle and the
bed is too far, adjust the distance.
The cooling of the nozzle outlet is
insufficient, please make sure that the
part cooling fan is working properly.
Provide a closed environment to keep
the temperature stable.
Give yourself enough time to adjust the
temperature by slowing down the printing
speed.
Increase the filament extrusion amount
of the bottom layer.
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