The knife gate valves must check before installation of cavity of valve and seal face and other parts, does not allow to have the dirt or sand attachment; 2. The joint bolt, equally tight; 3. Check the stuffing parts required pressure, not only ensure filler sealing, and to ensure that the gate open flexible; 4. Users in before install valve, CHECK VALVES must be model, and pay attention to the flow direction of medium size connections, ensure consistency with the valve requirements;  5. Users in the installation valve, valve drive has to be reserved the necessary space; 6. Drive the wiring must according to line graph; 7. Knife gate valves must be regularly maintain, do not get optional collision and extrusion, so as not to affect the seal.

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