Knife Gate Valve Installation and Maintenance Instructions

Installation and usage instructions

  1. Before installing the knife gate valve, it is necessary to check the valve cavity and sealing surface, etc., no dirt or sand is allowed to adhere;
  2. The bolts of each connecting part should be tightened evenly;
  3. Check the packing parts to be tight, not only to ensure the sealing of the packing, but also to ensure the flexible opening of the gate;
  4. Before installing the valve, the user must check the valve model, connection size and pay attention to the flow direction of the medium to ensure consistency with the valve requirements;
  5. When installing the valve, the user must reserve the necessary space for the valve drive;
  6. The wiring of the driving device must be carried out according to the circuit diagram;
  7. The knife gate valve must be maintained regularly, and no collision or squeezing is allowed, so as not to affect the seal.

Maintain

  1. The handwheel, handle and transmission mechanism are not allowed to be used for lifting, and collision is strictly prohibited.
  2. The double gate valve should be installed vertically (ie the stem is in the vertical position and the handwheel is at the top).
  3. The gate valve with a bypass valve should be opened before opening (to balance the pressure difference between the inlet and outlet and reduce the opening force).
  4. The gate valve with transmission mechanism shall be installed according to the provisions of the product instruction manual.
  5. If the valve is used frequently, lubricate it at least once a month


Contact Us