ARI Armaturen WA 206R EN - Manual (Page 9)

Rev. 0040319001 4709 Page 9
Operating and installation instructions
3-way/str.thr. control valves - WA206/216/306/316
7.3 Conversion of 3-way in straight through control valve
7.3.1 Conversion of valve with flanges
Note:
Series WA306/316H differs from series WA206/216H only in the dummy flange fitted for
path B.
- Attach flange (pos. 9) and gasket (pos. 10) to
flange B using hexagon screws (pos. 11) and
nuts (pos. 12).
- Tighten evenly, crosswise.
Tightning torques for hexagonal nuts:
Refer to operating instructions for actuator concerned for installing
actuators !
ATTENTION !
Refer to item 10.0 and 11.0 before dismantling the valve.
Bolts Torque
M 10 20 Nm
M 12 35 Nm
M 16 80 Nm
M 20 150 Nm
Fig. 11: WA206H, WA216H