This article introduces the precautions for the use of excavator turbochargers

This article describes the symptoms of hydraulic pump solenoid valve failure

This article introduces the reasons for the slow movement of excavators (1)

This article introduces the reasons for the slow movement of the excavator

This article introduces the precautions after replacing the hydraulic pump of the excavator

Relief valve The overflow valve is prone to high-frequency noise, which is mainly caused by the unstable performance of the pilot valve, that is, the noise generated by the high-frequency oscillation of the pressure in the front chamber of the pilot valve caused by air vibration.