Daily maintenance methods of pneumatic valve

the pneumatic valve is in a fluid system is used to control the direction of the fluid, pressure, flow rate of the device. Pneumatic valve is to make the piping and equipment within the medium ( Liquid, gas, powder) Flow or stop and can control the flow of the device.
deposit, pneumatic valve, should pay attention to environment should be stored in dry and ventilated room, and congestion on both ends of the channel.
after the application, installation of pneumatic valves, deal with the preventive maintenance, to ensure its normal work.
, should check to see if the pneumatic valve sealing surface wear, and according to the situation for repair or replacement.
, check the pneumatic valve stem and pneumatic abrasion of trapezoidal thread of stem nut, packing is outdated failure, etc. , and make the necessary change.
and cope with the pneumatic valve sealing performance test, to ensure its performance.
and operation of pneumatic valve should be in good condition, flange and bolt on the stent is complete, the thread, no loose phenomenon. The handwheel to
, if lost, should be complete in a timely manner, and are not able to use a wrench instead.
pneumatic valves, if use environment is relatively poor, vulnerable to the snow and rain, dust, sand and other dirt contamination, the shielding should be installed for the pneumatic valve stem.
and pneumatic valves in operation, and avoid the knock, or support heavy weights, etc.