FRITSCH PULVERISETTE 4 classic line - Manual (Page 33)

4. Turn the three hexagon screws evenly by hand until all screw
heads lie on the clamping plate.
5. Then tighten all three hexagon screws evenly using the face pin
spanner and the ring spanner.
NOTICE!
– Do not turn the heads off the screws!
– If the clamping plate is not sufficiently tightened,
the sample material can be forced out of the
grinding bowl, or the grinding bowl can slip out
of the clamping device and damage the machine.
Fritsch GmbH can accept no responsibility for
improper handling.
– After several minutes of grinding and in the
cooling-down phases, check that the clamping
device is firmly seated.
6.5.2 Clamping the 45 ml and 12 ml grinding bowls
1. Place the grinding bowl into the holder.
2. Then place the clamping plate (c) onto the bowl lid.
Using the device
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