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

14/Jul2021

Daewoo Excavator Engine Suction Pipe And Pre-combustion Chamber Preheating De...

1. Preheat the suction pipe There is an air heater in the intake pipe of the Daewoo excavator engine. When the start switch is placed in the preheating position, the current flows through the batte...

14/Jul2021

Kobelco Excavator Electrical Control System

1. Wire The electrical devices on this model use 24V DC power supply. Audio and air conditioning are controlled by regulators, and the rated voltage of other electrical devices is 24V (DC). The pow...

14/Jul2021

Hitachi Excavator Engine Control System Structure Diagram And Principle

When the engine throttle control knob is rotated, the output voltage changes according to the position of the knob, and this signal is input to the engine throttle controller. The engine throttle c...

14/Jul2021

Daewoo DH220LC-V-type Excavator EPoS_V-type Electronic Power Optimization System

1. Ⅱ Power mode Daewoo Excavator Control System This model has 3 power modes, namely Ⅰ-speed mode, Ⅱ-speed mode, and Ⅲ-speed mode. The output power of the I-speed mode is about 68% of the maximum p...

14/Jul2021

Analysis Of Advantages And Disadvantages Of Hydraulic Transmission Of Wy100 E...

Compared with mechanical transmission, electric transmission and pneumatic transmission, the hydraulic transmission of Wy100 excavator has the following advantages: Under the condition that the equ...

14/Jul2021

Explanation And Analysis Of Various Valves in Hydraulic Control Components Of...

One of the main characteristics of excavator pressure transmission compared with other transmissions is that more types and numbers of valves are used to control the direction, flow and pressure of...

10/Jul2021

Kobelco Excavator Hydraulic Drive Working Principle And Hydraulic System Comp...

1. Working principle When the piston of the oil pump moves to the left at a certain speed under the action of an external force F, the oil in the left cavity of the oil pump is pushed into the righ...

10/Jul2021

There Are Two Types Of Excavator Hydraulic Oil: Ordinary Oil And Special Oil

Hydraulic oil can generally be divided into two categories: ordinary oil and special oil. 1, mechanical oil: Domestic machine oil is divided into 7 grades according to the kinematic viscosity at 50...

10/Jul2021

Excavator Hydraulic Oil Viscosity, Index, Severity, And Specific Heat Directl...

In the excavator hydraulic system, the hydraulic oil not only serves as the working medium for transferring energy, but also has the function of lubricating and cooling the transmission system. The...

10/Jul2021

Working Principle Circuit Diagram Of Excavator Backup System

1 Overview The controller has a backup system for the operator to operate. When there is a problem with the electronic control system, the operator can activate the backup system to control the siz...

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Knowledge

Daewoo Excavator Engine Suction Pipe And Pre-combustion Chamber Preheating De...

Kobelco Excavator Electrical Control System

Hitachi Excavator Engine Control System Structure Diagram And Principle

Daewoo DH220LC-V-type Excavator EPoS_V-type Electronic Power Optimization System

Analysis Of Advantages And Disadvantages Of Hydraulic Transmission Of Wy100 E...

Explanation And Analysis Of Various Valves in Hydraulic Control Components Of...

Kobelco Excavator Hydraulic Drive Working Principle And Hydraulic System Comp...

There Are Two Types Of Excavator Hydraulic Oil: Ordinary Oil And Special Oil

Excavator Hydraulic Oil Viscosity, Index, Severity, And Specific Heat Directl...

Working Principle Circuit Diagram Of Excavator Backup System