Prusa i3 MK2S KIT - L Oading T He F Ilament I Nto T He E Xtruder; P Rinting ​ 2

6.3.8 Loading the filament into the extruder
● You need to preheat the nozzle before inserting the filament (and the bed too if you
like to print right away). The temperature depends on the material used. Detailed
information about nozzle and bed temperatures are described at chapter 11
Materials.
● Press the LCD-knob to enter the main menu on the LCD. Rotate the button to choose
Preheat option and confirm by pressing the LCD-knob. Next you choose the material
you will print from. Choose a material then confirm with LCD-knob. The nozzle and
heatbed will heat to the requested temperature.
● Press the LCD-knob on the LCD panel to enter the main menu. Insert the filament to
the extruder, choose the Load filament option in the menu and press the button to
confirm. Filament is then loaded to the extruder by the extruder stepper
automatically. You should cut the top of the filament as shown in the picture below
(pict.6 - detail).
Pict.   6   -   Loading   the   filament   to   the   extruder
● Check if the filament is flowing from the nozzle.
● If you change the filament for a new one do not forget to completely remove the old
filament before the printing by extruding the filament from Settings - Move axis -
Extruder until the color is completely changed.
If your filament is running out during a print, you can easily change it for a new spool. Just go
to the LCD menu, select Tweak submenu and press Change filament. Printer will pause, go
out of the print area, unload the old filament and guide you on the LCD what to do. You can
even insert filament of different color and make your prints more colorful. Check out chapter
9.5 Printing in color with ColorPrint to find out how to make more intricate color models.
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