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

28/Jun2022

Cause Analysis Of The Failure Of The Collecting Arm Of Hitachi Zx240-3 Excavator

Details: after the Hitachi zx240-3 small nose is hot, it often appears that the middle arm of the excavation is weak, and the action can only be done continuously. In addition, the hot engine is fr...

28/Jun2022

What's Wrong With The White Smoke in The Exhaust Oil Of Komatsu Excavator?

Generally speaking, excavators with good equipment will discharge colorless and transparent gas under normal working conditions. The excavator engine with poor operation condition will emit smoke o...

27/Jun2022

Causes Of Abnormal Noise Of Front Pump Of CAT 315 Excavator Due To Weak Action

What is a speed change loop? The general function of the speed change-over circuit is to change the hydraulic actuator from one motion speed to another motion speed in a working cycle. Therefore, t...

27/Jun2022

Komatsu PC130-8M0 Excavator Left Side Can Not Travel For Maintenance

For Komatsu pc130-8m0 excavator unable to walk, we should know the cause of the failure. Of course, there are many kinds of failure to walk. This paper describes the causes and maintenance methods ...

27/Jun2022

Case Analysis: Cause Of The Failure Of Caterpillar CAT324 Excavator's Right T...

Inspection for the excavator's weak right travel: the fault phenomenon was found when Caterpillar built the ex90 hydraulic excavator, and the right travel was weak during operation; When walkin...

27/Jun2022

The Boom Of Caterpillar CAT324 Excavator Descends Slowly And Cannot Be Supported

How is it that the excavator boom descends very slowly and cannot support the truck? Symptom: a 3800 hour Caterpillar cat324 excavator has a slow boom lowering and is difficult to support. What'...

27/Jun2022

What Are The Reasons Why Komatsu Pc850-8 Excavator Has No Power To Swing, Lif...

As we all know, the road conditions of domestic construction sites are extremely complex. Excavators often need to climb slopes and go down pits. If they encounter roads with large slopes and muddy...

27/Jun2022

High Working Hydraulic Oil Temperature Of Kobelco SK250-8 Excavator

With the temperature rising gradually, many friends reported that the excavator had a headache for the excavator masters, that is, the hydraulic oil temperature was high; If the high temperature of...

27/Jun2022

Cause Analysis Of Smoke Failure Of SK250-8 Excavator Of Kobelco

At present, the vast majority of excavators on the market use diesel engine as the power output source to provide power for excavator operation. Under normal operation of the diesel engine, the exh...

27/Jun2022

Komatsu Excavator Repair, EC55 Engine Fails To Start

Cause of failure 1. The starting motor speed of excavator is too low. To ensure the normal starting speed of Komatsu EC55 excavator engine, it should be kept at about 150r/min 2. Insufficient oil s...

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Knowledge

Cause Analysis Of The Failure Of The Collecting Arm Of Hitachi Zx240-3 Excavator

What's Wrong With The White Smoke in The Exhaust Oil Of Komatsu Excavator?

Causes Of Abnormal Noise Of Front Pump Of CAT 315 Excavator Due To Weak Action

Komatsu PC130-8M0 Excavator Left Side Can Not Travel For Maintenance

Case Analysis: Cause Of The Failure Of Caterpillar CAT324 Excavator's Right T...

The Boom Of Caterpillar CAT324 Excavator Descends Slowly And Cannot Be Supported

What Are The Reasons Why Komatsu Pc850-8 Excavator Has No Power To Swing, Lif...

High Working Hydraulic Oil Temperature Of Kobelco SK250-8 Excavator

Cause Analysis Of Smoke Failure Of SK250-8 Excavator Of Kobelco

Komatsu Excavator Repair, EC55 Engine Fails To Start