Os Y Gate Valve

Sometimes the packing nuts can be too tight or too loose.
Os y gate valve. Os y gate valves operate by opening and closing via a gate which lowers into or rises out of the valve. As the operator rotates the handle counterclockwise the stem lifts out of the handle opening the gate. In such cases the valve gate attaches to a threaded stem with a handle that connects to the yoke element. When the handle is turned clockwise the gate will close preventing any water from traveling through the valve.
Raising the gate allows water to flow through the valve while lowering the gate cuts off the water flowing through the valve. A butterfly valve or ris. It is identified as a local control valve. An os y valve outside screw yoke functions by opening and closing via a gate which lowers both in and out of the valve.
The purpose of these is to hold the packing material of the valve tightly in place so there are no leaks. It is used as a shut off valve on water feed lines to disconnect control in situ zones. By andrea stein. When the handle is turned counter clockwise the gate will open allowing the water to flow through freely.
What is an os y gate valve. Os y means outside stem and yoke or outside screw and yoke. If the valve handle on an os y valve will not move the packing may be too tight. On every os y valve there is a packing nut or packing screws.
When the handle is turned clockwise the gate will close preventing any water from traveling through the valve.