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

11/Jul2022

Common Faults And Causes Of The Speed Change Device Of Loaders

Now let's introduce the structure of loader engine: 1. During the intake process, the crankshaft rotates and the piston moves from top to bottom. At this time, the intake valve has been opened....

02/Jul2022

The Following Fault Phenomenon Analysis Occurred After Komatsu PC215-10M0 Exc...

1. The excavator cannot be successfully converted to idle speed at high speed. 2. Komatsu PC215-10M0 excavator operates at high speed, and the engine speed cannot be reduced, nor can the high speed...

02/Jul2022

Why Can't Hitachi ZX210LC-5A Excavator Change Speed During Working?

Failure site inspection and analysis: 1. Check whether the same phenomenon occurs when the idle pressure switch (work / travel) mode is switched between each other 2. Check whether the point contac...

02/Jul2022

Komatsu PC110-8M0 Excavator Is Difficult To Start And Makes Abnormal Noise Wh...

Fault phenomenon: Komatsu PC110-8M0 excavator occasionally has oneortwo dull explosions when starting, but the excavator can't start. Fault site inspection: 1. Check whether the oil supply of e...

02/Jul2022

Fault Analysis Of Caterpillar CAT320 Excavator With Slow Warm-up Action And F...

A Caterpillar CAT320 excavator has a hot car phenomenon during operation, and the hot car will stall. What is the reason. Fault analysis: 1. It may be that the oil nozzle of the excavator is blocke...

02/Jul2022

Detailed Discussion On The Inspection And Analysis Of Common Overload Choking...

Generally, the failure of excavator shows that the engine speed drops more than 180 revolutions under normal operation, even if it is suffocating. First of all, it is necessary to clarify the start...

28/Jun2022

Cause Analysis Of Failure Of Breaking Hammer in Maintenance Of Komatsu Pc130-...

What is the load direction control loop? This means that when the system needs frequent and continuous action and the reversing process is required by many accessories, this control circuit needs t...

28/Jun2022

Analysis Of Stick Movement Slower Than Boom Movement Of Kobelco Sk250-10 Exca...

Fault phenomenon: when a Kobelco sk250-10 excavator carries out light operations such as horizontal extension of the stick, the cooperation between the stick and the boom is not good. The stick is ...

28/Jun2022

Fault Analysis Of Hitachi Ex200-3 Excavator Engine Difficult To Start

When the ignition key of a Hitachi ex200-3 excavator is set to the on position, the EC motor throttle arm cannot normally return to the starting throttle position, but the rotation angle of the EC ...

28/Jun2022

Fault Analysis Of Hitachi Zx360h-3g Excavator With Cold Start And White Smoke...

In winter, the engine is at a low ambient temperature, and there is a small amount of condensate in the intake and exhaust system due to the temperature difference. When the cold machine of the equ...

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Common Faults And Causes Of The Speed Change Device Of Loaders

The Following Fault Phenomenon Analysis Occurred After Komatsu PC215-10M0 Exc...

Why Can't Hitachi ZX210LC-5A Excavator Change Speed During Working?

Komatsu PC110-8M0 Excavator Is Difficult To Start And Makes Abnormal Noise Wh...

Fault Analysis Of Caterpillar CAT320 Excavator With Slow Warm-up Action And F...

Detailed Discussion On The Inspection And Analysis Of Common Overload Choking...

Cause Analysis Of Failure Of Breaking Hammer in Maintenance Of Komatsu Pc130-...

Analysis Of Stick Movement Slower Than Boom Movement Of Kobelco Sk250-10 Exca...

Fault Analysis Of Hitachi Ex200-3 Excavator Engine Difficult To Start

Fault Analysis Of Hitachi Zx360h-3g Excavator With Cold Start And White Smoke...