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

21/Aug2022

Maintenance And Repair Of Working Device Oil Cylinder Of Komatsu Excavator

The materials excavated by the excavator are mainly soil, coal, sand and soil and rock after pre loosening. According to the development of construction machinery in recent years, the excavator has...

21/Aug2022

Maintenance Fault: High Water Temperature And High Oil Temperature Of Excavat...

It is very easy for excavators to have a fault phenomenon during construction on the construction site in summer, that is, high temperature. However, high water temperature and oil temperature are ...

21/Aug2022

Fault Analysis And Maintenance Of Sumitomo Excavator

Went to the field test and found that the whole vehicle did not move. The voltage of the pilot solenoid is measured by a multimeter. The voltage was found to be 26V, and no short circuit was found ...

20/Aug2022

Analysis Of Professional Maintenance Personnel: The Main Reason For The Engin...

The main reason why the engine of the excavator is blocked is that the power of the engine and the hydraulic pump is not matched, and the reasons for this are 1) lack of engine power and 2) excessi...

20/Aug2022

Excavator Maintenance: Safety Knowledge Of Excavator Hydraulic Pump Maintenance

1. The oil pipe shall be prevented from bending under operating pressure. The oil tank connecting the oil pump and the jack shall be kept clean. When it is not in use, it shall be blocked with scre...

20/Aug2022

Possible Causes Of Black Smoke From Komatsu Excavator Engine

Such as insufficient cylinder pressure and insufficient combustion; Unreasonable atomization of fuel injector; The quality of diesel oil is too poor; Too much oil is ejected; The fuel injection is ...

20/Aug2022

Cause Analysis And Treatment Of Caterpillar Excavator's Failure To Start

Cause analysis and treatment of Caterpillar excavator's failure to start If other conditions are completely normal, the failure of the flameout solenoid valve and the starter will cause the exc...

18/Aug2022

Reasons And Judgment Methods Of The Failure Of The Komatsu Excavator's Holding

Komatsu excavators may encounter the failure of holding the excavator when they are in use. Generally, when the failure of holding the excavator occurs, the excavator maintenance worker needs to de...

18/Aug2022

Maintenance And Solution Of Oil Return Fault Of Hydraulic Excavator

The pressure difference (moving force) of the main valve repaired by the excavator appears repeatedly, that is, the faster the flow of the balance hole, the larger the flow, which is determined by ...

18/Aug2022

Maintenance Sharing: Maintenance And Repair Of Hydraulic Excavator Upper Turn...

On the upper rotating platform of the lower body of the hydraulic excavator, the repair of the excavator is as important as the head and trunk of the human body. Therefore, priority should be given...

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Knowledge

Maintenance And Repair Of Working Device Oil Cylinder Of Komatsu Excavator

Maintenance Fault: High Water Temperature And High Oil Temperature Of Excavat...

Fault Analysis And Maintenance Of Sumitomo Excavator

Analysis Of Professional Maintenance Personnel: The Main Reason For The Engin...

Excavator Maintenance: Safety Knowledge Of Excavator Hydraulic Pump Maintenance

Possible Causes Of Black Smoke From Komatsu Excavator Engine

Cause Analysis And Treatment Of Caterpillar Excavator's Failure To Start

Reasons And Judgment Methods Of The Failure Of The Komatsu Excavator's Holding

Maintenance And Solution Of Oil Return Fault Of Hydraulic Excavator

Maintenance Sharing: Maintenance And Repair Of Hydraulic Excavator Upper Turn...