FRITSCH PULVERISETTE 1, Model I classic line - Manual (Page 25)

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2. Pull up the rear cover (26) and slide the cover dust extraction (27) with the
oblong holes onto the screws. Make certain that the washers are positioned
under the screw heads. Screw in both upper screws and retighten the lower
screws.
3. The following accessories are included with the dust extractor: Vacuum hose
(c), reducing adapter (d) and 2 rubber collars of different sizes (e,f). The
rubber collar 84.4345.15 (f) with the larger outside diameter is required.
4. Slide the rubber collar (f) into the hole in the cover dust extraction (27). One
end of the vacuum hose (c) is locked on place at the collection container of
the dust extractor, a reducing adapter (d) is mounted to the other end.
5. Then insert the reducing adapter (d) into the rubber collar (f) of the cover dust
extraction (27).
c
d
e
f
(84.4345.1