12.2 The filament has stripped against the drive gear .................................. 41
12.3 The extruder is clogged .......................................................................... 41
12.4 Overheated extruder motor driver ........................................................ 42
13. Weak Infill ......................................................................................................... 43
13.1 Increase infill density ............................................................................. 44
13.2 Lower print speed .................................................................................. 44
14. Curling or Rough Corners ................................................................................. 45
15. Scars on Top Surface ......................................................................................... 47
15.1 Extruding too much plastic .................................................................... 47
16. Holes and Gaps in Floor Corners ...................................................................... 48
16.1 Not enough perimeters.......................................................................... 49
16.2 Not enough top solid layers ................................................................... 49
16.3 Infill density is too low ........................................................................... 50
17. Lines on the Side of Print ................................................................................. 51
17.1 Inconsistent extrusion ............................................................................ 52
17.2 Temperature variation ........................................................................... 52
17.3 Mechanical issues .................................................................................. 53
18. Vibrations and Ringing ..................................................................................... 54
18.1 Print too fast .......................................................................................... 55
18.2 Firmware acceleration ........................................................................... 55
18.3 Mechanical issues .................................................................................. 56
19. Very Small Features Not Being Printed ............................................................ 57
19.1 Redesign the parts with thicker features ............................................... 58
19.2 Install a nozzle with a smaller tip size .................................................... 58