Basic structure and working principle of hydraulic system
The hydraulic system mainly includes a refueling pump, hydraulic water tank, filter, pressure reducing valve, relief valve, lifting cylinder, stretching cylinder, pliers liquid tank, hydraulic tank, hydraulic motor, various hydraulic operation valves, etc. Before leaving the factory, the pressure of the relief valve, pressure reducing valve, and various pressure valves should be adjusted to ensure the safe operation of the hydraulic system. Users are not allowed to change them rashly during use.