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Doosan 490 Excavator: A Comprehensive Overview
The Doosan 490 excavator stands out in the competitive landscape of heavy machinery, known for its robust performance and reliability. Designed for a variety of applications, from construction to mining, this excavator is engineered to handle demanding tasks with ease. Its impressive capabilities make it a go-to choice for contractors and operators who require power and precision in their equipment.
Performance and Versatility
At the heart of the Doosan 490 is its ability to deliver exceptional digging force and lifting capacity. This excavator is equipped with advanced hydraulic systems that ensure smooth operation and quick response times. Whether you’re digging trenches, lifting heavy materials, or performing site preparation, the Doosan 490 is built to tackle it all. Its versatility is further enhanced by a range of attachments, allowing operators to customize the machine for specific tasks, thus maximizing productivity.
Operator Comfort and Control
One of the standout features of the Doosan 490 is its operator-friendly design. The spacious cab is designed with ergonomics in mind, providing ample legroom and visibility. Operators will appreciate the intuitive controls that allow for precise maneuvering, reducing fatigue during long hours of operation. The climate control system ensures a comfortable working environment, regardless of external weather conditions.
Durability and Maintenance
Durability is a hallmark of the Doosan brand, and the 490 excavator is no exception. Constructed with high-quality materials, this machine is built to withstand the rigors of tough job sites. Regular maintenance is straightforward, thanks to accessible service points and a well-thought-out design that minimizes downtime. Operators can focus on getting the job done rather than worrying about equipment reliability.
Fuel Efficiency and Environmental Considerations
In today’s world, fuel efficiency and environmental impact are critical factors for any construction equipment. The Doosan 490 is designed with a fuel-efficient engine that meets stringent emission standards. This not only helps reduce operational costs but also minimizes the machine’s carbon footprint, making it a responsible choice for environmentally-conscious companies.
Conclusion
In summary, the Doosan 490 excavator is a powerful, versatile, and operator-friendly machine that excels in various applications. Its combination of performance, comfort, and durability makes it a reliable choice for contractors looking to enhance their productivity on the job site. Whether you’re a seasoned operator or new to heavy machinery, the Doosan 490 is designed to meet your needs and exceed your expectations.
Doosan 490 Excavator Specs
The Doosan 490 excavator is engineered to deliver exceptional performance across a variety of demanding tasks. Below, we delve into the detailed specifications that make this machine a formidable player in the heavy machinery market.
Engine Specifications
The engine is the powerhouse of any excavator, and the Doosan 490 does not disappoint. Here are the key engine specifications:
| Specification | Details |
|---|---|
| Engine Model | Doosan DL06P |
| Type | 6-Cylinder, Turbocharged Diesel |
| Power Output | 128 kW (172 HP) @ 2,000 RPM |
| Max Torque | 600 Nm @ 1,500 RPM |
| Displacement | 5.9 liters |
| Fuel Tank Capacity | 400 liters |
Dimensions
Understanding the dimensions of the Doosan 490 is crucial for assessing its suitability for various job sites. Here’s a breakdown of its dimensions:
| Specification | Details |
|---|---|
| Overall Length | 10,300 mm |
| Overall Width | 3,200 mm |
| Overall Height | 3,300 mm |
| Track Length | 4,200 mm |
| Track Width | 600 mm |
| Ground Clearance | 450 mm |
Weight
The weight of the Doosan 490 is a significant factor in its stability and performance. Here are the weight specifications:
| Specification | Details |
|---|---|
| Operating Weight | 49,000 kg |
| Counterweight | 12,000 kg |
| Max Load Capacity | 18,000 kg |
Working Specifications
The working specifications of the Doosan 490 highlight its capabilities in various applications. Here’s what you need to know:
| Specification | Details |
|---|---|
| Max Digging Depth | 6,500 mm |
| Max Reach at Ground Level | 10,300 mm |
| Max Digging Height | 9,800 mm |
| Bucket Capacity | 0.3 – 1.5 m³ (varies with attachment) |
| Arm Length | 3,000 mm |
| Boom Length | 5,800 mm |
The Doosan 490 excavator is a powerhouse that combines robust specifications with practical functionality, making it a reliable choice for various heavy-duty applications. Its engine performance, dimensions, weight, and working capabilities are tailored to meet the demands of modern construction and excavation projects.
Problems and Recommendations for the Doosan 490 Excavator
While the Doosan 490 excavator is a robust machine with impressive specifications, it is not without its challenges. Understanding these potential problems and implementing effective recommendations can enhance the longevity and performance of the equipment.
Common Problems
The following issues have been reported by operators and maintenance personnel regarding the Doosan 490 excavator:
1. Hydraulic System Issues
– Hydraulic leaks can occur due to wear and tear on seals and hoses.
– Inconsistent hydraulic pressure may lead to sluggish performance.
2. Electrical System Failures
– Electrical malfunctions can arise from corroded connections or faulty wiring.
– Battery issues, including poor charging or dead batteries, can hinder operation.
3. Engine Performance Problems
– Reduced power output may be experienced if the air filters are clogged.
– Fuel system issues, such as contaminated fuel, can lead to engine stalling.
4. Undercarriage Wear
– Excessive wear on tracks and rollers can occur, especially in rough terrain.
– Misalignment of the undercarriage components may lead to uneven wear.
5. Operator Comfort Issues
– Limited visibility due to cab design can affect operator performance.
– Noise levels inside the cab may lead to operator fatigue over extended periods.
Practical Recommendations
To mitigate the issues mentioned above and enhance the overall performance of the Doosan 490 excavator, consider the following recommendations:
1. Regular Maintenance
– Schedule routine inspections of hydraulic systems to identify leaks early.
– Change hydraulic fluid and filters as per the manufacturer’s recommendations.
2. Electrical System Checks
– Regularly inspect and clean electrical connections to prevent corrosion.
– Test the battery and charging system frequently to ensure reliability.
3. Engine Care
– Replace air and fuel filters regularly to maintain optimal engine performance.
– Use high-quality fuel to minimize the risk of contamination.
4. Undercarriage Management
– Inspect tracks and rollers for wear and replace them as necessary.
– Ensure proper alignment of undercarriage components to prevent uneven wear.
5. Enhancing Operator Comfort
– Consider installing additional mirrors or cameras for improved visibility.
– Use sound-dampening materials in the cab to reduce noise levels.
Training and Operator Awareness
Proper training for operators is crucial to maximizing the efficiency and lifespan of the Doosan 490 excavator. Recommendations include:
– Conducting regular training sessions on best practices for operation and maintenance.
– Encouraging operators to report any irregularities immediately to prevent escalation.
By addressing these common problems and implementing the recommended practices, operators can significantly enhance the performance and reliability of the Doosan 490 excavator. This proactive approach not only ensures smoother operations but also extends the machine’s lifespan, ultimately leading to better productivity on the job site.