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Question:

Hydraulic excavator main control valve stem wear can be changed? Will the valve bore not be worn?

Hydraulic excavator main control valve stem wear can be changed? Will the valve bore not be worn?

Answer:

It is recommended to change the set because the rod is worn out and the valve body should be worn almost as well. Change the set for safety. One is to reduce environmental pollution, the valve core and valve sleeve wear off, the gap is also large, began to leak oil.
Jul 19, 2017
Hydraulic excavator is a kind of multifunctional machine, is widely used in water conservancy engineering, transportation, power engineering and mining machinery in the construction, it is to reduce the heavy manual labor, ensure the quality of the project, plays ten important role to accelerate the construction speed and improve labor productivity. Because hydraulic excavator has many varieties, multi-function, high quality and high efficiency and so on, it has been favored by the construction units. The production of hydraulic excavators is also booming.
Jul 19, 2017
It is recommended to change the set because the rod is worn out and the valve body should be worn almost as well. Change the set for safety. One is in order to reduce environmental pollution, the valve core and valve sleeve wear off, the gap is also large, began to leak (leak that it is), in a few days you have to add hydraulic oil
Jul 19, 2017

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