Construction machinery repairing and maintenance knowledge for brand equipments Factory China - New - Liteng Machinery

05/Feb2022

Fault Diagnosis And Analysis Of Excavator Throttle Motor

(1) The fault of throttle motor means that the throttle motor can't track the pulse signal sent by potentiometer well and can't keep normal operation. (2) Reason: ① The throttle adjusting b...

05/Feb2022

Analyze The Stop State Of Excavator Throttle Motor

(1) The state when the key switch (ACC) is in the on position and the key switch (ACC) is in the 0n position. After the key switch (ACC) is in the on position, the current flows through the open ci...

05/Feb2022

Sumitomo Excavator Hydraulic System Testing And Adjustment!

1. Test contents of hydraulic system (1) Testing conditions of hydraulic system 2. Pressure measurement 1) Preparation before pressure measurement (1) Pressure gauge: measuring range is 46.3mpa and...

05/Feb2022

What Hazards May Be Caused By High Hydraulic Oil Temperature Of Loader?

In the working process of loader, the failure rate of gearbox caused by improper use and maintenance has been very high. Today, we analyzed the suspension and out of gear problems of loader gearbox...

05/Feb2022

What Are The Causes Of Loader Problems?

In the process of using the loader, there will be some small problems due to the problems of loader accessories. We need to know some problems to maintain ourselves and prepare some loader accessor...

05/Feb2022

What Are The Reasons For The Oil Inlet Failure Of The Diesel Engine Bottom Sh...

With the increasingly frequent use of loaders, there will be various problems with loader accessories. Let's first talk about the causes of oil inlet failure of diesel engine sump: 1. The funct...

05/Feb2022

What Should We Pay Attention To During The Operation Of Loader?

Pay attention to the following problems during operation to protect the loader and prolong the service life of loader accessories: I. pay attention not to raise the stick too high after it is fully...

05/Feb2022

How To Choose The Oil For Loader Accessories?

Selection of oil for various loader accessories: select hydraulic transmission oil. the normal working temperature of hydraulic transmission oil is between 82 ~ 95 ℃, sometimes up to about 120 ℃. D...

28/Dec2021

What Should Be Done If A Skip Occurs While The Loader Is Driving?

Disposal of on-board spare parts jump while driving. _1. "Gear jump" occurs when driving on downhill. The gear position should be put in high speed position according to the main points o...

28/Dec2021

Three Speed Control And Maximum Flow Cut-off Control Principle Of Excavator

The principle of travel three speed control and maximum flow cut-off control is shown in figure 12-59, and the travel sequence diagram (s and H modes). 1. When mode s is selected (1) When the trave...

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Knowledge

Fault Diagnosis And Analysis Of Excavator Throttle Motor

Analyze The Stop State Of Excavator Throttle Motor

Sumitomo Excavator Hydraulic System Testing And Adjustment!

What Hazards May Be Caused By High Hydraulic Oil Temperature Of Loader?

What Are The Causes Of Loader Problems?

What Are The Reasons For The Oil Inlet Failure Of The Diesel Engine Bottom Sh...

What Should We Pay Attention To During The Operation Of Loader?

How To Choose The Oil For Loader Accessories?

What Should Be Done If A Skip Occurs While The Loader Is Driving?

Three Speed Control And Maximum Flow Cut-off Control Principle Of Excavator