Control valve routine maintenance work content

The control valve routine maintenance work is divided into mobile inspection and regular maintenance of two parts, the mobile inspection works are as follows.
To the shift process operators understand the operation of control valves.
View control valves and accessories supply of energy (gas, hydraulic oil or power)pneumatic fitting
Check the hydraulic oil system operation.
Check the control valve of the static and dynamic sealing point for leaks.
Check control valve connected to the pipeline and fittings for loose or corroded. Check the control valve port to the presence or absence of abnormal sound and a larger vibration, check the supply situation.
Check the operation of the control valve is flexible, timely change in the control signal changes
Listener valve, valve seat without abnormal vibration or noise. Identify problems and timely contact handling. good the tour inspection records, and archiving.solenoid valve suppliers