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  • 4.Slowly open the inlet valve, connect the pressure gauge at one end of the double-ended Cork at the outlet side, and connect a hose at the other end to lead out of the box. Turn on the two-headed cocker, if you hear the sound of airflow, it proves that the device has been started. At this time, the output pressure of the gas pressure regulating tank can be adjusted to the required pressure according to the display of the pressure gauge. If there is a large difference between the output pressure and the required pressure without adjustment margin, the corresponding pressure regulating spring can be replaced to readjust the gas pressure regulating box;
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    HEBEI OUYINUO relief valve