Hello Bee Prusa DIY 3D PRINTER KIT User Manual page 15

SEMI-AUTOMATIC 9-POINT CALIBRATION
This option in the LCD will help you to ensure
that prints will adhere to the bed, even if the bed
is not perfectly level. Before this, make sure the
bed is calibrated. Now follow these steps to en-
able the "Level bed" option. In the "Info screen"
select "Level bed".
The machine will now home the axis, you need
to press twice to advance to the first calibration
point.
The X carriage will move to this point
(point 0,0 - origin).
This image is what will appear at the LCD after
you select "Level bed".
Rotate to adjust the height of the extruder and
push it to select the value.
Note: You must make an adjustment at each point, even if a point
doesn't need to be adjusted. Just press the button to accept
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