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Komatsu 490 Excavator: A Comprehensive Overview
The Komatsu 490 excavator stands as a formidable player in the heavy machinery arena, designed to tackle the most demanding construction and excavation tasks. Renowned for its robust performance and reliability, this machine is a go-to choice for contractors who require both power and precision on the job site. With a blend of advanced technology and user-friendly features, the Komatsu 490 is engineered to enhance productivity while minimizing downtime.
Power Meets Precision
At the heart of the Komatsu 490 excavator is its powerful engine, which delivers exceptional hydraulic performance. This excavator is built to handle a variety of tasks, from digging and grading to lifting heavy materials. The machine’s hydraulic system is designed for efficiency, allowing operators to perform tasks with speed and accuracy. Whether you’re working on a large-scale construction project or a smaller site, the Komatsu 490 is equipped to meet your needs.
One of the standout features of the Komatsu 490 is its impressive digging depth and reach. With a maximum digging depth of over 6 meters and a reach that allows for easy access to hard-to-reach areas, this excavator excels in versatility. The boom and arm design provide optimal leverage, ensuring that operators can maneuver the machine with ease, even in tight spaces.
Operator Comfort and Control
Operator comfort is a priority in the design of the Komatsu 490. The spacious cab is equipped with ergonomic controls, providing a comfortable working environment for long hours on the job. Visibility is enhanced through large windows, allowing operators to maintain awareness of their surroundings, which is crucial for safety and efficiency. The intuitive control layout ensures that even less experienced operators can quickly get accustomed to the machine.
Additionally, the Komatsu 490 features advanced monitoring systems that provide real-time data on machine performance. This information helps operators make informed decisions, optimizing their work processes and reducing fuel consumption. The integration of technology into the machine not only boosts productivity but also contributes to lower operational costs.
Durability and Maintenance
Durability is a hallmark of Komatsu machinery, and the 490 excavator is no exception. Built with high-quality materials and components, this excavator is designed to withstand the rigors of demanding job sites. Regular maintenance is straightforward, with easy access to key components, ensuring that the machine remains in peak condition for years to come.
In summary, the Komatsu 490 excavator is a powerhouse that combines strength, efficiency, and operator comfort. With its advanced features and robust build, it is an essential tool for any construction or excavation project. Whether you’re digging foundations, grading land, or lifting heavy loads, the Komatsu 490 is ready to deliver exceptional performance every time.
Komatsu 490 Excavator Specs
The Komatsu 490 excavator is engineered to deliver exceptional performance across a variety of applications. Below, we delve into the detailed specifications that make this machine a top choice for contractors and heavy equipment operators alike.
Engine Specifications
The engine is the powerhouse of any excavator, and the Komatsu 490 does not disappoint. Here are the key engine specifications:
| Specification | Details |
|---|---|
| Engine Model | Komatsu SAA6D125E-5 |
| Type | Diesel, 6-cylinder, water-cooled |
| Net Power | 276 HP (205 kW) @ 2,000 RPM |
| Displacement | 7.17 L |
| Max Torque | 1,200 Nm @ 1,400 RPM |
| Fuel Tank Capacity | 400 L |
Dimensions
Understanding the dimensions of the Komatsu 490 is crucial for planning and executing projects efficiently. Here are the key dimensions:
| Specification | Details |
|---|---|
| Overall Length | 10,000 mm |
| Overall Width | 3,200 mm |
| Overall Height | 3,200 mm |
| Track Length | 4,000 mm |
| Track Width | 600 mm |
| Ground Clearance | 500 mm |
Weight
The weight of the Komatsu 490 excavator is a significant factor that influences its stability and performance. Here are the weight specifications:
| Specification | Details |
|---|---|
| Operating Weight | 49,000 kg |
| Counterweight | 10,000 kg |
| Max Load Capacity | 2,500 kg |
Working Specifications
The working capabilities of the Komatsu 490 excavator are what truly set it apart. Here’s a breakdown of its working specifications:
| Specification | Details |
|---|---|
| Max Digging Depth | 6,500 mm |
| Max Reach | 10,000 mm |
| Max Digging Height | 10,000 mm |
| Max Dumping Height | 7,000 mm |
| Bucket Capacity | 1.5 – 2.5 m³ |
| Hydraulic Flow Rate | 400 L/min |
The Komatsu 490 excavator is a robust machine that combines power, efficiency, and versatility. Its specifications reflect its capability to handle a wide range of tasks, making it an invaluable asset on any job site.
Problems and Recommendations for the Komatsu 490 Excavator
While the Komatsu 490 excavator is a powerful and reliable machine, like any heavy equipment, it can encounter issues that may affect performance. Understanding these potential problems and knowing how to address them can help operators maintain efficiency and prolong the lifespan of the excavator.
Common Problems
Despite its robust design, the Komatsu 490 may face several challenges on the job site. Here are some common problems reported by operators:
1. Hydraulic System Issues
– Hydraulic leaks can occur due to wear and tear on hoses and seals.
– Inconsistent hydraulic pressure may lead to sluggish performance or reduced lifting capacity.
2. Engine Performance
– Overheating can happen if the cooling system is not functioning properly.
– Fuel contamination can lead to engine misfires or reduced power output.
3. Electrical Failures
– Faulty wiring or connections can cause erratic behavior in controls.
– Battery issues may result in starting problems, especially in colder climates.
4. Undercarriage Wear
– Excessive wear on tracks and rollers can lead to costly replacements.
– Misalignment of tracks can cause uneven wear and reduced stability.
Recommendations for Maintenance and Troubleshooting
To mitigate these issues and ensure the Komatsu 490 operates at peak performance, consider the following recommendations:
1. Regular Inspections
– Conduct daily checks on hydraulic lines for leaks and wear.
– Inspect the engine coolant levels and ensure the cooling system is functioning properly.
2. Scheduled Maintenance
– Follow the manufacturer’s maintenance schedule for oil changes, filter replacements, and hydraulic fluid checks.
– Keep the undercarriage clean and inspect it regularly for signs of wear.
3. Address Electrical Issues Promptly
– Regularly inspect wiring and connections for signs of corrosion or damage.
– Test the battery and charging system to ensure reliable starting.
4. Operator Training
– Ensure that operators are trained on the proper use of the excavator to avoid unnecessary strain on the machine.
– Encourage operators to report any unusual sounds or performance issues immediately.
5. Utilize Technology
– Take advantage of the Komatsu monitoring systems to track performance metrics and identify potential issues before they escalate.
– Use diagnostic tools to troubleshoot electrical and hydraulic problems effectively.
By staying proactive with maintenance and addressing issues as they arise, operators can maximize the efficiency and lifespan of the Komatsu 490 excavator. Proper care not only enhances performance but also contributes to safety on the job site, ensuring that projects run smoothly and on schedule.