Engine Specifications
Engine Type
The D31EX-22 features a Komatsu SAA4D95LE-3 diesel engine, well-known for its dependability and fuel economy. This four-cylinder motor provides ample power while also reducing emissions.
Horsepower
Boasting a net horsepower of around 89 HP, the D31EX-22 provides ample strength to tackle challenging tasks with efficiency.
Fuel Capacity
The fuel tank of the D31EX-22 has a capacity of 43.6 gallons (165 liters), enabling long operational periods without the need for frequent refueling.
Performance and Features
Operating Weight
This bulldozer has an operating weight of around 17,060 lbs (7,730 kg), making it maneuverable yet sturdy for various construction and land-clearing jobs.
Blade Capacity
The D31EX-22 is equipped with a straight tilt blade that can hold up to 3.4 cubic yards (2.6 cubic meters) of material, perfect for precise pushing and leveling tasks.
Ground Pressure
Its low ground pressure design minimizes soil disturbance, making it suitable for delicate terrains.
Travel Speed
The machine can achieve a maximum forward speed of 6.1 mph (9.8 km/h) and a reverse speed of 6.5 mph (10.5 km/h), ensuring efficiency during operations.
Undercarriage and Track System
Track Type
Fitted with a standard sealed and lubricated track (SALT) undercarriage, the D31EX-22 ensures durability and minimizes maintenance requirements.
Track Shoe Width
The track shoes have a width of 20 inches (510 mm), providing optimal traction and stability.
Ground Contact Area
The bulldozer's wide tracks result in a generous ground contact area, enhancing flotation and minimizing ground pressure.
Hydraulics and Control
Hydraulics System
The machine features a highly responsive hydraulic system, enabling precise control over the blade and ripper functions.
Blade Control
Operators can easily adjust the blade angle and tilt for efficient material handling and grading.
Ripper Option
An optional rear-mounted ripper enhances the machine's versatility for tasks requiring ground penetration.
Comfort and Operator Features
Cab Design
The roomy and ergonomically designed cab provides a comfortable working environment, helping to minimize operator fatigue during long shifts.
Air Conditioning
A standard air conditioning system ensures optimal operator comfort, especially in hot and humid conditions.
Visibility
The cab's layout provides excellent visibility of the blade and surroundings, enhancing safety and operational efficiency.
Maintenance and Serviceability
Easy Access Points
Routine maintenance points are conveniently situated, facilitating quick and hassle-free servicing.
Routine Maintenance
Komatsu's design emphasizes easy access to key components, simplifying routine checks and servicing tasks.
Safety and Technology
Safety Features
The bulldozer is equipped with safety features such as ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure), ensuring operator safety in hazardous conditions.
Technology Integration
Modern technological features enhance productivity and operational efficiency, incorporating advanced monitoring systems for engine diagnostics and performance optimization.
Applications and Versatility
Common Uses
The D31EX-22 is utilized in a wide range of applications, including land clearing, road construction, agriculture, and forestry.
Terrain Adaptability
Its versatile design enables operation across various terrains, ranging from soft soils to rocky surfaces, without compromising performance.
Conclusion
In summary, the Komatsu D31EX-22 bulldozer distinguishes itself with its powerful yet efficient performance, operator-focused design, and versatile applications across different industries. Its blend of durability, comfort, and technological advancements positions it as a preferred choice for earthmoving professionals.
FAQs
1. Is the Komatsu D31EX-22 suitable for small-scale projects?
Yes, its compact size and maneuverability make it ideal for smaller construction and agricultural tasks.
2. What maintenance schedule is recommended for the D31EX-22?
Komatsu recommends regular inspections and servicing as outlined in the operator's manual to ensure optimal performance and longevity.
3. Can the bulldozer be equipped with additional attachments?
Yes, various attachments such as rippers, winches, and screens can be installed to enhance its capabilities.
4. How does the D31EX-22 compare to its competitors in terms of fuel efficiency?
The D31EX-22 is known for its fuel-efficient engine, offering competitive consumption rates within its class.
5. What warranty coverage does Komatsu provide for this model?
Komatsu typically offers standard warranty coverage for the D31EX-22, with optional extended warranty plans available for purchase.