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Causes of Abnormal Noises in Excavator Slewing Bearings

Causes of Abnormal Noises in Excavator Slewing Bearings

Excavators are equipped with rotation devices essential for their operations, with the slewing bearing being a crucial component facilitating rotational movements. Responsible for supporting the machine's weight and bearing the operational loads, the slewing bearing is susceptible to common faults. Due to the heavy-duty working conditions typically encountered by excavators, as well as the often extreme operating environments, slewing bearings are prone to various issues, notably the occurrence...

Feb 20, 2024
Dealing with Track Wear and Gear Skipping in Mini Excavators

Dealing with Track Wear and Gear Skipping in Mini Excavators

Mini excavators are essential tools for various construction and landscaping projects. However, proper maintenance and operation are crucial to ensure their longevity and optimal performance. One key aspect of maintenance is controlling track wear, which can be influenced by various factors and operational practices. 1. Poor road conditions exacerbate track wear When mini excavators traverse uneven roads, the machine's weight tends to localize, increasing pressure on certain areas and causing...

Feb 20, 2024
The Operation Techniques and Parking Methods of Excavators

The Operation Techniques and Parking Methods of Excavators

In the operation of hydraulic excavators, mastering the control of lever movement is crucial for regulating speed and power effectively. Smooth transitions between lever movements ensure stable and efficient excavator operations, preventing sudden accelerations and machine instability. Excavating soil efficiently requires adjusting the bucket teeth angle to match the bucket's path, ensuring smooth penetration into the soil. It's also important to fill each bucket fully before excavating...

Feb 16, 2024
Safety Guides for Operating Excavators in Special Environments

Safety Guides for Operating Excavators in Special Environments

In special environmental conditions, such as steep slopes and soft ground, operating excavators requires careful attention to safety protocols to mitigate potential hazards. Failure to observe these precautions can lead to dangerous situations. This article will introduce three precautions to be aware of when operating excavators in special environmental conditions. Operating on Steep Slopes and Soft Ground: 1. When driving downhill on steep slopes, maintain a lower speed using the travel and throttle...

Feb 10, 2024
Purchasing and Usage Guide for Crusher Hammers

Purchasing and Usage Guide for Crusher Hammers

Crusher hammer, one of the most common attachments for excavators, is now widely used in various workplaces such as mines, railways, roads, and municipal projects. This article introduces tips for selecting and using crusher hammers. How to Choose the Right Crusher Hammer 1. Excavator Weight and Bucket Capacity: Consider the weight of the excavator, as an excessively heavy hammer can lead to the excavator tipping over, while one that is too small may not achieve economic efficiency. Matching the...

Feb 01, 2024
Cause and Solutions for Hydraulic Cylinder Oil Leakage in Excavators

Cause and Solutions for Hydraulic Cylinder Oil Leakage in Excavators

The hydraulic cylinder, a vital component in excavator, often encounters oil leakage issues during usage. So, what are the reasons behind hydraulic cylinder oil leakage in excavators, and what precautions should be taken to avoid it? Here, we compile some reasons and solutions for oil leakage in hydraulic cylinders, hoping to provide assistance. Hydraulic Cylinder: In general, hydraulic cylinder oil leakage can be categorized into external and internal leakage. External Leakage Causes: 1. Damage...

Jan 26, 2024
The Reasons for the Slow Steering of the Wheeled Type Grab Excavator

The Reasons for the Slow Steering of the Wheeled Type Grab Excavator

Wheeled type grab excavators often face the issue of slow steering when making sharp turns while driving. This problem is attributed to a decrease in volumetric efficiency and low system pressure in the hydraulic steering system. The main causes of this phenomenon are internal and external hydraulic leaks in the hydraulic system. This article provides methods for inspection and resolution. Check Hydraulic Oil Quality and Level: The quality and quantity of hydraulic oil in grab excavators directly...

Jan 15, 2024
Guide for Excavator Starting Issues

Guide for Excavator Starting Issues

All excavator operators may encounter various unexpected situations during construction, and one of the most concerning issues is difficulty starting the engine. This article summarizes basic methods to address these issues, hoping they will be adopted by everyone. First and foremost, the most likely cause is an electrical failure, manifested by no response when turning the ignition switch or the starter motor running at a low speed, giving the feeling of the excavator being powerless. If these...

Jan 15, 2024
Comprehensive Maintenance Guide for Wheeled Excavator Tires

Comprehensive Maintenance Guide for Wheeled Excavator Tires

Ensuring the optimal performance and longevity of wheeled excavators requires strict adherence to tire maintenance standards. This article provides a comprehensive guide covering tire inflation, abnormal wear prevention, correct tire selection and installation, regular tire rotation, temperature control, and proper tire storage. Tire Inflation and Inspection: Wheeled excavators must strictly adhere to tire inflation standards. After inflation, a thorough inspection for leaks in all parts is essential....

Jan 12, 2024