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Category: Knowledge

China Hydraulic Wheel Excavators Factory - XIAYU

Knowledge

Causes of pilot pump noise, overflow valve noise and hydraulic cylinder noise of excavator

Excavators often make some noise during use. For excavators, the noise of hydraulic components of excavators is a very common typical problem. But also because …

Knowledge

Cause analysis of hydraulic motor rotation weakness

Hydraulic motor is an actuator, which is located at the end of hydraulic transmission. It converts hydraulic energy into mechanical energy to rotate the platform. …

Knowledge

Solution to insufficient oil supply of excavator hydraulic pump

As the energy device of the hydraulic system, the hydraulic pump plays a vital role in the hydraulic system. If the hydraulic pump fails, it …

Knowledge

Diagnosis and troubleshooting of slow or weak lifting of excavator boom

If the hydraulic working device moves slowly, it indicates that the fault of slow lifting of boom cylinder is in the main oil supply or …

Knowledge

Some questions and answers about excavator maintenance during excavator rest

When the excavator is resting, it is necessary to check the excavator and repair it if there is any problem. This article will answer some …

Knowledge

Cause analysis of slow or weak lifting of excavator boom

When the excavator is working, the boom is lifted slowly. The boom of excavator is lifted by the pressure oil output by the oil pump, …

Knowledge

How to solve some common problems of excavator walking device

Excavator is a machine composed of thousands of parts. It is inevitable that some faults will occur in the process of use, especially those excavators …

Knowledge

Causes of excavator traveling fault

The traveling fault of excavator may be one side fault or both sides. The causes of this fault are generally as follows: 1. The central …

Knowledge

Introduction of excavator traveling system

Firstly, as the power source of the whole vehicle, the engine of the excavator drives the main hydraulic pump and pilot pump. Generally, the main …