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

11/May2021

Analyze The Failure Of Hitachi EX400 Hydraulic Excavator

1. The main pump hydraulic control circuit The two sets of multi-way reversing valves supplied by the two main pumps are provided with a fixed throttle valve F and G at the outlet oil circuit ends,...

11/May2021

Why Does The Excavator Stop The Motor And Stop The Engine?

1. The excavator engine shutdown motor has three functions (1) When the key switch is turned ON, the engine stop motor will move the fuel cut-off lever to the open (start) position. (2) When the ke...

09/May2021

Inspection Of Oil Discharge Of Slewing Hydraulic Motor Of Hitachi ZX200-5 Exc...

Detection of Oil Discharge of Rotary Hydraulic Motor In order to check the performance of the swing motor, the amount of oil discharged from the swing motor is measured when the upper swing platfor...

09/May2021

Analyze The Basic Structure Of Hitachi SK200-6E Excavator Mechanical System

1 Power plant The power unit of the single bucket hydraulic excavator mostly adopts a vertical multi-cylinder, water-cooled, one-hour power calibration diesel engine. 2 Transmission system The tran...

09/May2021

Kobelco SK200-3 Excavator Hydraulic System Oil

Use of oil in hydraulic system of Kobelco excavator 1. Prevent the mixing of moisture The hazards of water mixed in hydraulic oil: ① When the water mixed in the hydraulic oil accounts for more than...

09/May2021

8 Precautions For Excavator Fuel Tank Filter

The fuel recommended by the excavator repair center: only use high-quality diesel (the fuel of a suitable brand should be selected according to different ambient temperatures), and kerosene is not ...

09/May2021

Do You Know The Disassembly Procedure Of Hydraulic Pump Regulator Of Excavator?

The excavator regulator adjusts the pump body and the adjusting bolts on the regulator valve bottom plate to change the inclination of the swash plate, thereby changing the plunger stroke, to chang...

09/May2021

Share The 10 Detailed Processes Of Installing The Deceleration Device Assembl...

Install the reduction gear assembly 1. Install the excavator pinion assembly. Place the frame on a workbench, as shown in Figure 6-89. Lift the pinion assembly and slowly place it in the frame unti...

09/May2021

The Installation Procedure Of Hydraulic Regulator Of Excavator Should Be Inst...

If the hydraulic pressure needs to be disassembled and inspected, it is very difficult for the operator, and it is expensive to find the excavator to repair; therefore, today I will introduce the i...

09/May2021

The Excavator Has Been In Disrepair For A Long Time, And The Car Is In Diffic...

The excavator suddenly caught fire. The machinery and equipment used by the excavator boss to make money to support his family instantly turned to ashes and lost hundreds of thousands. According to...

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Knowledge

Analyze The Failure Of Hitachi EX400 Hydraulic Excavator

Why Does The Excavator Stop The Motor And Stop The Engine?

Inspection Of Oil Discharge Of Slewing Hydraulic Motor Of Hitachi ZX200-5 Exc...

Analyze The Basic Structure Of Hitachi SK200-6E Excavator Mechanical System

Kobelco SK200-3 Excavator Hydraulic System Oil

8 Precautions For Excavator Fuel Tank Filter

Do You Know The Disassembly Procedure Of Hydraulic Pump Regulator Of Excavator?

Share The 10 Detailed Processes Of Installing The Deceleration Device Assembl...

The Installation Procedure Of Hydraulic Regulator Of Excavator Should Be Inst...

The Excavator Has Been In Disrepair For A Long Time, And The Car Is In Diffic...