STUWE HYD 22 serie Gebrauchs- Und Bedienungsanleitung Seite 31

6. Installation [ EN ]
9.
Release the oil pressure.
As a result, the safety nut is thus
firmly pressed against the outer
ring by the stored energy.
10.
Screw the screw plugs back into
the connections.
NOTE
Leave the hydraulic oil in the
shrink disc.
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