OPERATION AND MAINTENANCE MANUAL
12-2015
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3.3 STORAGE
Store the gate valves in sheltered rooms.
3.4 TRANSPORT
Transport the gate valves on sheltered vehicles.
Never suspend the valve by its drive actuator when handling.
It is recommended use belt slings as shown in the diagram above
for handling and installation of the gate valves from DN50 to DN200.
4 ASSEMBLY AND INSTALLATION
4.1 ASSEMBLY GUIDELINES
The Type 2109 and 2909 metal seated gland packed wedge gate valves can be installed in underground
or overground pipelines both in horizontal or vertical orientation. The listed products are suitable for joining with
the flanged ends of pipelines with the size equal to that of the valve flanges. Note that the system must not expose
the (gate) valve to bending or tensile stress from loading with the weight of unsupported pipeline sections.
Assemble with consideration to pressure and temperature compensation of the pipeline. The valve assembled and
