Bobbling on the top of the print
Insufficient cooling is possible, make sure the fan
is working.
Top layer height is too thin, increase top layer
height in your print setting.
Cracks and Gaps in 3D prints
Insufficient extrusion. Double check and see if
there are any loosen parts in your
printer.
Make sure the diameter of your filament is
consistent.
Add some machine/motor oil on the rail to
ensure the print bed and extruder can
slide smoothly.
During the printing process, the extruder emits
the abnormal sound of "Kakaka"
Might be a nozzle jam, you could use needle tools to
unblock。
The quality of the printed materials is not high, you can
try another material.
The print head temperature is too high, and the
material is carbonized into small black particles. Try to
lower the printing temperature.
The torque of the feeding part needs to be adjusted.