How to install relief valves? - - - - - - Wei valve gate

According to the flow direction of air flow, first install the air filter, and then install relief valve, finally install the oil mist. The main flow direction, can't put the import export wrong. Pressure relief valve best vertical installation. Before assembly should dirt off of the pipeline, the valve on the mineral oil. Sliding part suggests to apply lubricating oil, ensure that the valve rod and diaphragm concentric. To prolong the service life of pressure relief valves, when not in use should relax the handle back to zero, in order to avoid parts long-term compression deformation, affect the voltage regulation accuracy.