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Refer to the previous article which called "Causes of high temperature of hydraulic oil in hydraulic excavator" for the reasons of oil temperature rise, and find …
After the hydraulic pump of excavator works for a period of time, excessive wear of the hydraulic components inside the pump is inevitable, which will …
There are many reasons for high temperature of hydraulic oil, but for hydraulic excavators, the main reasons for high temperature of hydraulic oil are as …
Hydraulic oil is the medium for hydraulic excavator to transmit power and signal. The high temperature of hydraulic oil will cause the following faults and …
Fatigue failure is one of the main forms of mechanical structure failure. The development process of local and permanent structural changes in materials that bear …
Functions of several low pressure circuits in hydraulic system of hydraulic excavator 1. Back pressure oil circuit: the low-pressure oil generated by the back valve …
Usually excavate with bucket cylinder or both, and boom action if necessary. When the directional valve in the multi-channel valve group is in the right …
The hydraulic system of hydraulic excavator is composed of power components, executive components, control components and auxiliary devices connected by oil pipes in a certain …
A bulldozer in the process of leveling the site, the diesel engine oil temperature gauge is always kept above 95 ℃, and the oil consumption …
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