FRITSCH PULVERISETTE 5/4 classic line - Manual (Page 45)

2. Position the pressure plate (b) with the rubber disc on the bowl as
shown in the picture.
3. When using grinding bowls with a volume of 80 ml, the adapter
piece (c) (90.1120.09) has to be used as well.
NOTICE!
Under no circumstances may 80 ml bowls be
clamped on top of one another. This can lead to
damage to the bowl and its component seals.
4. Then tighten both socket-head screws (d) shown in the diagram
equally with a hex key and thereby clamp the pressure plate
tightly. Ensure that the pressure plate is lying evenly on the bowl
lid.
5. Place the additional clamping system with clamped bowl in the
grinding bowl holder.
Accessories
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