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

29/Jul2020

Three Reasons And Prevention Of Leakage In Hydraulic System Of Construction M...

Leakage is a common fault phenomenon in hydraulic machinery, especially in the hydraulic system of construction machinery. It is mainly caused by the pressure difference when the liquid flows in th...

29/Jul2020

Tower Crane Regular Maintenance And Repair System

Article 1 The maintenance and repair work of construction hoisting machinery must adhere to the principle of "equal maintenance and prevention first", and adhere to the routine maintenanc...

28/Jul2020

Disassembly Of The Main Pump Assembly Of Kobelco Excavator

Remove the terminal wire from the negative pole of the Kobelco excavator battery. Lower the working device to the ground completely, turn off the engine, and then slowly loosen the filler cap to re...

28/Jul2020

What Are The Main Operating Valve Systems For Hitachi Excavators?

The control valve system consists of a traveling shuttle valve, a four-way reversing valve (with a linear traveling valve and a stick throttle valve), a five-way reversing valve (with a swing prior...

28/Jul2020

Analysis Of Excavator Pilot Control Valve (PPC Valve)

The pilot control system of the excavator is mainly composed of a pilot pump, an accumulator, a safety lock valve, a working device and a rotary pilot control valve, a traveling pilot control valve...

28/Jul2020

Removal And Installation Of Hydraulic Oil Cooler Assembly Of Hitachi Excavator

1. Hitachi excavator disassembly Lower the working device to the ground, turn off the engine, slowly loosen the hydraulic oil tank cap to reduce the internal pressure, and The lock lever is placed ...

28/Jul2020

Structure And Function Of Engine Throttle Controller For Kobelco Excavator

1. Functions of Kobelco excavator controller ① Setting of engine speed. The device sends a voltage output signal corresponding to the position of the throttle control knob to make the governor moto...

28/Jul2020

Hitachi Excavator Hydraulic Pump Control System

The control system and functions of Hitachi excavator hydraulic pump controller are shown in Figure 5-2 and Figure 5-3. According to the stroke of the joystick, the displacement of the hydraulic pu...

28/Jul2020

Special Functions Of Kobelco Excavator Machine Monitor

1. The upper part of the machine monitor (display part) As shown in Figure 2-89, the upper part of the machine monitor is a multi-function display area. When the Kobelco excavator engine is started...

28/Jul2020

Detailed Analysis Of Solenoid Valve For Hitachi Excavator

Hitachi excavators have a torsion control valve (TVC valve), a stick flow solenoid valve, and a solenoid valve group consisting of a secondary overflow?CO cancellation solenoid valve, a rotary brak...

First 191 192 193 194 195 196 197 Last194/359

黑料福利网

Knowledge

Three Reasons And Prevention Of Leakage In Hydraulic System Of Construction M...

Tower Crane Regular Maintenance And Repair System

Disassembly Of The Main Pump Assembly Of Kobelco Excavator

What Are The Main Operating Valve Systems For Hitachi Excavators?

Analysis Of Excavator Pilot Control Valve (PPC Valve)

Removal And Installation Of Hydraulic Oil Cooler Assembly Of Hitachi Excavator

Structure And Function Of Engine Throttle Controller For Kobelco Excavator

Hitachi Excavator Hydraulic Pump Control System

Special Functions Of Kobelco Excavator Machine Monitor

Detailed Analysis Of Solenoid Valve For Hitachi Excavator