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Pressure adjustment of safety valve
Set pressure of safety valve a is 20.0MPa. The pressure has been adjusted before sold, and
users do not need adjust under in general conditions. If needed, user can adjust the pressure
through pressure regulating valve knob according to the actual condition, but should not exceed
the nominal pressure.
– Take apart the cover.
– Connect oil pressure gauge to the pressure mouth
– Loosen main safety valve locking nut, screw the adjusting screw in clockwise, and increase
the main safety valve pressure. Screw the adjusting screw in counterclockwise, and reduce
the main safety valve pressure.
– Adjust to meet the requirement.
– Re-lock the locknut, and install into the cover.
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