FRITSCH PULVERISETTE 13 premium line - Manual (Page 26)

1. To switch from the "Parameter" menu to the "Check/Setup"
menu, press the arrow keys (c,d) until the - and + symbols on the
bottom right of the display have a black background. Switch to the
Check/Setup menu then by pressing the keys + (a) or - (b).
2. Close the grinding chamber and take out the grinding stock con-
tainer.
3. To change the grinding gap for setting the zero point, the zero
point line in the Check/Setup menu needs to be selected with the
arrow keys (c,d)
4. Remove the suction flange lid (11). Watch the two grinding disks
through this opening as they are moved together. Only a minimal
gap of light should be visible between both disks.
During the movements for the zero point setting, no
gap values are shown on the display. You can hear
the mechanical sound of the setting motor and see
through the suction flange (11) how the movable
grinding disk (6) is moved.
5.
CAUTION!
Crushing hazard between the grinding disks!
To check, as the zero point is being adjusted, reach into the
opening of the grinding stock container and turn the movable
grinding disk by hand. While turning, reduce the gap with the - key
(b) until a slight rubbing of the two disks can be felt and heard.
Using the device
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