Cera System CeraValve KST Series Інструкція з експлуатації та технічного обслуговування - Сторінка 6

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5.
Put the socket on the seat in a way that the socket bore (stem passage) is
aligned to the flat surface of the flange
6.
Insert o-ring into the downstream flange and put the body on it. Align body and
socket over the side bores of the flange
7.
Put ball through the socket onto the seat and turn the ball so that its stem-slot
is aligned with the sideward boreholes
8.
Push stem with mounted o-rings through body and socket into the balls stem-
slot
9.
Put upstream seat on socket
10.
Put the double end studs through the bore holes of the downstream flange
11.
Insert o-rings into the upstream flange and place it on the body over the spring-
loaded seat. Align flat surfaces of body and flange
12.
Tie body parts with the double end studs, hexagon nuts and washers together
lightly
13.
Push support ring over the stem, place bearing bush and o-rings into the
bonnet flange then place bonnet over the stem on the flat surface of the
flanges. Make sure that the flat surfaces are properly aligned
14.
Tighten bonnet flange
end studs (see table for torque values)
15.
Tighten Allen screws on the bonnet flange thoroughly
16.
Manual operation trial (open & close the valve)
17.
Mount, calibrate and connect actuator according to manufacturer guidelines.
Respect flow direction when calibrating the actuator
18.
Follow the safety features ( protective grid, safety cover, earth connection)
Dok.-No.
BA-KST 10-02.2
with
and tighten body parts with double
Allen screws
CERAVALVE
Ball Valve – KST
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