2019年4月15日星期一

Vacuum isolation valve

Installation and Maintenance of Vacuum Isolation Valve

Do you know how to install and maintain vacuum isolation valves? Now let's get to know it together.

Installation and use steps:

1. Before installation, check the valve chamber and sealing surface, and no dirt or sand is allowed to adhere.

2. Bolts in each connecting part should be tightened evenly.

3. Checking the filler position requires compaction, which not only ensures the sealing of the filler, but also ensures the flexible opening of the gate.

4. Before installing the valve, the user must check the valve type, connection size and media flow direction 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 shall be carried out according to the circuit diagram.

7. Gate valves must be maintained regularly. No collision or extrusion is allowed, so as not to affect the sealing.


Notes:

1. Handwheels, handles and transmission mechanisms are not allowed to be lifted and collisions are strictly prohibited.

2. Double gate valves should be installed vertically (i.e. the stem is in the vertical position and the handwheel is at the top).

3. Gate valves with bypass valves should be opened before opening (in order to balance the pressure difference between inlet and outlet and reduce the opening force). Gate valves with belt drive mechanism shall be installed in accordance with the specifications of the product.

4. Lubricate the valve at least once a month if it is frequently switched on and off.

KF-Full-Nipple

KF-Reducing-Conical

KF-Elbow

KF-Tee





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