CreatBot DS User Manual page 51

A: The layer thickness is too big; Or printing speed is too high (the nozzle temperature needs to do responded
balance to have a faster printing speed); Or the temperature is too low;
Or
The wall thickness is too think; Or 3D model is not completely closed solid; Or the feeding device's fixing
screw is too loose; Or wrong choice of filament diameter; Or filament quality is poor; Or the filament gets
stuck and could not be fed smoothly.
Q: Model has flow line
A: Temperature is too high; Or the filament is carbonised or liquefied (PLA will get liquefied if over‐high
temperature, ABS will get carbonized if over‐high temperature)