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

23/Jun2021

Selection Of Diesel Oil, Coolant And Lubricating Oil For Kobelco SK210LC-8 Ex...

(1) Selection of diesel Different brands of diesel should be selected according to different ambient temperatures. (2) Selection of other oils Select the appropriate oil according to the ambient te...

23/Jun2021

The Operation Of The Inspection Before The Start Of The Kobelco SK140LC-8 Exc...

Working in cold winters when the temperature is particularly low, the viscosity of various oils increases, Kobelco excavator engine start will become difficult, and if the coolant freezes, it will ...

23/Jun2021

Precautions For Operation Of Excavators in Special Environments

1. Uphill and downhill (1) When driving down on a steep slope, use the walking joystick and the accelerator joystick to keep the driving speed low. When driving up or down on a slope exceeding 15, ...

23/Jun2021

Inventory Of Those Little Knowledge Of Sumitomo Excavator Hydraulic Pump

The hydraulic pump is composed of two pumps. The two pumps installed on the same shaft are combined with a 1-speed gear. The rotational force is distributed to each shaft through a gear mechanism, ...

23/Jun2021

What Are The Reverse Control Loops Of Sumitomo Excavators?

1. Sumitomo excavator reverse control loop (energy-saving solenoid valve OFF) When the control lever of the remote control valve is in the neutral position, the hydraulic oil discharged from the hy...

23/Jun2021

Sumitomo Excavator Walking Circuit Structure Principle

1. Walking low speed loop The two-stage inclination angle of the walking motor of Sumitomo excavator is on the side of the large inclination angle. Even if the walking is switched to the high-speed...

23/Jun2021

Overview Of The New Functions Of Sumitomo Excavators

Rotary overflow cut-off control Sumitomo excavator circuit: When the swing is started, most of the hydraulic oil is discharged through the swing relief valve. High pressure flow is required at the ...

23/Jun2021

Briefly Describe What Are The Slewing Circuits Of Sumitomo Excavators?

1. Sumitomo excavator rotation speed limit control loop This control circuit is used to control the slewing speed that increases with the increase in the flow of the hydraulic pump (only in the SP ...

23/Jun2021

Replace The Oil Return Filter Of The Kato Excavator

Kato oil return oil filter replacement procedure 【note】 When removing the filter plug, be careful not to get burned by the oil sprayed from the fuel tank. Before removing the filter plug, stop the ...

23/Jun2021

Exhaust Air Of Kato Excavator Hydraulic Pump

If the hydraulic oil or hydraulic pump is replaced, or the suction hose of the pump is removed, the operator must exhaust the air in the pump housing before starting the engine. The exhaust procedu...

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Knowledge

Selection Of Diesel Oil, Coolant And Lubricating Oil For Kobelco SK210LC-8 Ex...

The Operation Of The Inspection Before The Start Of The Kobelco SK140LC-8 Exc...

Precautions For Operation Of Excavators in Special Environments

Inventory Of Those Little Knowledge Of Sumitomo Excavator Hydraulic Pump

What Are The Reverse Control Loops Of Sumitomo Excavators?

Sumitomo Excavator Walking Circuit Structure Principle

Overview Of The New Functions Of Sumitomo Excavators

Briefly Describe What Are The Slewing Circuits Of Sumitomo Excavators?

Replace The Oil Return Filter Of The Kato Excavator

Exhaust Air Of Kato Excavator Hydraulic Pump