How the valve is switched shut on and shut off

Radiator of the above are the valve, and also have exhaust valve, we can use in the process of application of the valve to vent or what is water, but because some people for the first time to use this kind of goods to heating, so many don’t understand, so, we need to have a look at how the valve switch early in what way, and be sure to first understand the process of the switch.

Turn left to close and right to open the valve. Note the arrow on the valve. Valve installation before, should carefully check the commonly used valve model specifications, specifications and models are not consistent with the design scheme; According to the valve specification and the original factory instructions to check and compare the valve can be used under the prescribed premise; When the valve is lifted, the rope lock should be tied to the flange connection between the cylinder block and the single flow valve, and not tied to the handwheel or stem to prevent damage to the valve stem and handwheel;

When installing the valve on the degree pipeline, the valve stem should be vertical up, not allowed to install the valve stem down; When installing the valve, do not choose a different forced professional interface, in order to prevent damage due to uneven bearing force; Dark stem globe valves are not suitable for underground damp and cold places to prevent stem rust.