The Komatsu D39EX-22 bulldozer epitomizes versatility and robustness, engineered to tackle a myriad of earthmoving tasks. Its array of specifications and functionalities render it an exceptional option for construction endeavors necessitating optimal performance and dependability.
Key Specifications of the D39EX-22
Engine Performance
The D39EX-22 features a Komatsu SAA4D107E-1 powerplant, providing a net power of 105 horsepower (HP). This engine guarantees strong performance and economical fuel consumption, meeting the requirements of challenging work environments while managing operational expenses effectively.
Operating Weight and Dimensions
With an operating weight of approximately 19,290 pounds (8,755 kg), the D39EX-22 strikes a balance between maneuverability and stability. Its compact size—measuring 13.4 feet (4.1 meters) in length and 7.9 feet (2.4 meters) in width—allows it to navigate tight spaces with ease.
Blade Capacity and Types
The bulldozer is outfitted with a PAT (Power Angle Tilt) blade boasting a capacity of 4.3 cubic yards (3.3 cubic meters). This adaptable blade configuration facilitates accurate grading and leveling, catering to various tasks such as bulk earthmoving and meticulous fine grading.
Performance Features
Hydrostatic Transmission
The D39EX-22 utilizes a hydrostatic transmission system, providing smooth and efficient power delivery. This technology enhances control during operation, allowing operators to adjust speed and direction seamlessly.
Intelligent Machine Control
Komatsu's intelligent machine control system is available as an option for the D39EX-22, offering automated blade control and grade guidance. This advanced feature improves accuracy and productivity, reducing manual effort and rework.
Comfort and Safety
Operator's Cab Features
The cab is specifically crafted to prioritize operator comfort and efficiency. It incorporates ergonomic controls, air conditioning, and low noise levels to minimize operator fatigue during extended shifts. Additionally, the adjustable seat and excellent visibility contribute to heightened comfort and safety.
Safety Enhancements
To prioritize safety, the D39EX-22 is equipped with features like ROPS (Roll-Over Protective Structure), FOPS (Falling Object Protective Structure), and rearview cameras for improved visibility and awareness on the job site.
Maintenance and Serviceability
Easy Access Points
Routine maintenance and servicing are made easier with strategically located access points. These facilitate quick inspections and routine checks, reducing downtime and enhancing overall efficiency.
Routine Maintenance Requirements
Komatsu emphasizes straightforward maintenance requirements for the D39EX-22, with user-friendly service intervals and access to genuine parts and service support, ensuring optimal performance and longevity.
Applications and Versatility
Suitable Terrain and Conditions
The D39EX-22 is well-suited for diverse terrains, ranging from soft to moderately hard ground. It performs exceptionally in construction projects that require site preparation, road building, and land clearing.
Typical Uses in Construction
This bulldozer is commonly used for tasks such as clearing and leveling land, pushing soil and debris, and maintaining construction sites. Its versatility makes it a valuable asset in diverse construction applications.
Comparative Analysis
D39EX-22 vs. Similar Models
When compared to other bulldozers in its class, the D39EX-22 stands out for its balance of power, efficiency, and operator comfort. Its advanced features and reliable performance make it a preferred choice for many contractors.
Customer Reviews and Satisfaction
User Experiences
Feedback from operators and contractors underscores the D39EX-22's durability, ease of use, and outstanding performance. Users value its fuel efficiency, precise controls, and minimal maintenance needs.
Pros and Cons
Pros:
- Excellent maneuverability
- Fuel-efficient engine
- Comfortable operator's cab
- Advanced machine control options
Cons:
- May lack certain high-end features found in larger models
- Blade capacity suited for mid-sized projects
Conclusion
The Komatsu D39EX-22 bulldozer presents a compelling blend of performance, comfort, and versatility. Its specifications accommodate a diverse array of construction applications, establishing it as a dependable choice for contractors prioritizing efficiency and durability.
FAQs
1. What are the main advantages of the Komatsu D39EX-22?
The D39EX-22 excels in maneuverability, fuel efficiency, and operator comfort, enhancing productivity and reducing operational costs.
2. How fuel-efficient is the D39EX-22?
The Komatsu SAA4D107E-1 engine ensures fuel efficiency, contributing to lower operating costs over the machine's lifespan.
3. Does this model offer GPS integration?
Komatsu's intelligent machine control system, available as an option, includes GPS integration for automated blade control and precise grading.
4. What warranty does Komatsu provide for this bulldozer?
Komatsu typically offers a standard warranty for new equipment, with additional extended coverage options available.
5. How does the D39EX-22 perform in challenging terrains?
The D39EX-22 demonstrates impressive performance in various terrains, including soft ground and moderately rough conditions, making it versatile for different construction projects.