6 INSTALLATION
Revision status: 03/05/2022 15 Index number: D0-116
Centering the product line 931 and 932 DN 15-100
The valve is not
centered.
It must be rotated
in order to be
centered.
Centering cams are in
contact with the flange
screws.
The valve is
centered.
Calming distance
The illustration shows options how the valve
should be installed in vertical and horizontal
flow direction. It shows how the calming
distance of 5 x DN must be realized in order
to guarantee a proper function of the valve.
Installation position without closing spring
The valves can be installed in any position. Excluded are
check valves without closing spring. It must be ensured that
the installation is only carried out in vertical pipelines with
flow direction from bottom to top (see illustration on the
right).
Malfunctions/damage due to incorrect installation position
The valve must be installed in the correct installation
position and properly centered between the two
pipelines.
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