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

27/Dec2021

How To Measure The Output Pressure Of LS Valve Of Komatsu Excavator (inlet Pr...

How to measure the output pressure (servo piston inlet pressure) of Komatsu excavator LS valve, measure and compare the output pressure (servo piston inlet pressure) of Komatsu excavator LS valve a...

27/Dec2021

How To Measure And Control The Basic Pressure Of Oil Circuit For Komatsu Exca...

Use the special tool to measure the basic pressure of the control oil circuit. When measuring, park the machine on a level ground and lower the working device to the ground. Then, release the remai...

27/Dec2021

What Are The Daily Maintenance Items Of Loader Accessories?

The change of loader service frequency and strength will bring varying degrees of wear and damage to each loader accessory. Therefore, during daily use of the loader, maintenance work must be done ...

21/Dec2021

Checking And Adjusting Tension Of Track Pad On Excavator

1. Inspection (1) Run the engine at a low idle speed so that the machine runs forward the length of the track plate on the ground, then slowly stop the machine. 2. Place the iron bar on the track p...

21/Dec2021

Analysis Of Komatsu Excavator Components Exhaust Procedure Table

1. Exhaust from hydraulic pump 1. Loosen the air drain plug as shown in Figure 2-82 and check whether oil is leaking from the air drain plug. (2) Tighten the air drain plug after oil leaks out. The...

21/Dec2021

Check Components Of Komatsu Excavator That Cause Hydraulic Drift Of Working D...

If there is a hydraulic drift in the working device (cylinder), follow the following procedure to check the cable and determine if the cause is on the cylinder sealing side or on the control valve ...

21/Dec2021

Komatsu Excavator Service Center Tell You - Reason For Weak Walking Of Excavator

The excavator is composed of many components. Some faults will occur during the long construction process. Many of the faults customers have recently responded to are walking weakness. Now Master L...

21/Dec2021

Troubleshooting And Removal Of Pilot Control Oil Path Diagram Of Komatsu PC20...

1. Pilot control oil circuit diagram and cut-off position table for measurement The pilot control oil circuit is shown in Figure 1-3. The cut-off area for measurement is shown in Table 1-15. 2. Fau...

21/Dec2021

Fault Diagnosis And Removal Procedures For Sumitomo S280 Excavator With High ...

1. Fault Phenomena The rotating speed is normal, but the rotating pressure is too high and there is periodic vibration sound. 2. Fault diagnosis and troubleshooting (1) Check whether this phenomeno...

21/Dec2021

Trouble Phenomena And Troubleshooting Of Komatsu PC200-5 Excavator Engine Fai...

1. Fault Phenomena The engine cannot start because the starting motor is not running. 2. Start-up system circuit diagram The starting system circuit diagram is shown in Figure 1-1. 3. Fault diagnos...

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Knowledge

How To Measure The Output Pressure Of LS Valve Of Komatsu Excavator (inlet Pr...

How To Measure And Control The Basic Pressure Of Oil Circuit For Komatsu Exca...

What Are The Daily Maintenance Items Of Loader Accessories?

Checking And Adjusting Tension Of Track Pad On Excavator

Analysis Of Komatsu Excavator Components Exhaust Procedure Table

Check Components Of Komatsu Excavator That Cause Hydraulic Drift Of Working D...

Komatsu Excavator Service Center Tell You - Reason For Weak Walking Of Excavator

Troubleshooting And Removal Of Pilot Control Oil Path Diagram Of Komatsu PC20...

Fault Diagnosis And Removal Procedures For Sumitomo S280 Excavator With High ...

Trouble Phenomena And Troubleshooting Of Komatsu PC200-5 Excavator Engine Fai...