BIQU BIQU-Hurakan, User Manual, Page: 59 / 62

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Question 5 Pits and hollows in the top layer:
Answer 5
Make sure the fans are up to speed and
position.
The top surface isn't thick enough.
Increase the top layer thickness.
Question 6
Crack:
Answer 6
Insufficient supply. Check the machine to
make sure there are no loose parts.
The diameter of the filament changes,
resulting in insufficient supply.
Make sure the machine is running
Question 4 Warping:
Answer 4
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 fan
is working properly.
Provide a closed environment to keep the
temperature stable.
Reduce the printing speed to offer enough
time to adjust for temperature changes.
Increase the filament extrusion amount of
the bottom layer.
Add Brim support.