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Installation
2.1 Mounting With Threaded Connection
IMPORTANT
Only use the O-rings supplied.
Observe the flow direction indicated on the device.
Observe the mounting dimensions ( p. 29).
Select a suitable location for installation ( 2 "Installation").
To ensure the best possible measuring accuracy, a vertical installation
position with increasing flow is preferable (no collecting of dirt depos-
its).
Install suitable fittings on the pipework (size of thread p. 28).
Insert the VVX with the gaskets.
Screw the union nuts onto the connections of the VVX.
IMPORTANT
Pay attention to maximum torque.
When tightening the union nut, counter-hold
the hexagon of the device!
If you do not counter it, the VVX can be dam-
aged.
Maximum torque
VVX15
VVX20
⎔ 19
⎔ 24
G¾
G1
9 Nm
15 Nm
⎔ = Width across flats
Tighten both union nuts.
When tightening, counter-hold the hexagon of the device with a spanner.
- 20 -
VVX25
VVX32
⎔ 30
⎔ 36
G1¼
G1 ½
20 Nm
30 Nm
VVX40
⎔ 46
G2
60 Nm
© SIKA • Ba_VVX • 09/2024
VVX
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