Can pneumatic exhaust butterfly valve without contactor? After the butterfly valve is installed, it is necessary to keep the valve plate in the open position when conducting pipeline strength test. After the butterfly valve is installed, it should be inspected regularly. The main items of inspection are as follows: whether the butterfly valve seat and O-ring are damaged. Sealing function of valve plate sealing surface. After the maintenance and installation of butterfly valve, there shall be no jamming during the opening and closing rotation. After maintenance and installation of butterfly valve, sealing function test shall be conducted as required.
、 Relevant information Introduction Several troubleshooting methods for pneumatic butterfly valves Introduction to the daily use of some pneumatic butterfly valves Analysis of some common problems with pneumatic butterfly valves What are the maintenance and installation methods for pneumatic butterfly valves What causes the overload of pneumatic butterfly valves?
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