FRITSCH PULVERISETTE 1, Model I premium line - Manual (Page 34)

4. To access the two screws behind the flywheel (22), it must be
turned until the screw heads can be accessed through the hole in
the flywheel.
5. Undo the two screws with the socket wrench (f)
6. You will find two more hexagon screws below the outer right edge
of the flywheel (22). Undo them with an open-ended wrench (h).
7. The last hexagon screw to be undone can be accessed freely, as
illustrated. Undo it with the socket wrench (f).
8. Then, lift the support wall up out of the Jaw Crusher.
9. The support wall and the belt guard are installed in the reverse
order.
WARNING!
Crushing hazard!
Do not forget to screw the belt guard (6) back in place: It is
important for your safety!
Working with the laboratory jaw crusher
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