2014 Caterpillar 329DL excavator, Yunnan-Zhaotong, $19,660

[MikePhua]

                               

• Brand: Caterpillar
  
• Model: 329DL
  
• Year of Manufacture: 2014
  
• Operating Hours: 8600 hours
  
• Location: Zhaotong, Yunnan
  
• Last Updated: Updated 52 minutes ago
  

ID：1824862

The Caterpillar 329DL is a robust and reliable crawler excavator designed for demanding construction and excavation tasks. Manufactured in 2014, the 329DL has a reputation for durability, performance, and versatility across various industries. With a significant focus on fuel efficiency, power, and operational capacity, the 329DL remains a popular choice for contractors seeking high-performance heavy equipment for large-scale construction, mining, and demolition projects. This article will delve into its key features, performance specifications, and advantages, as well as provide a broader understanding of the machine's capabilities.
Company Overview: Caterpillar Inc.
Caterpillar Inc., a global leader in the manufacturing of heavy equipment, has been in operation for over 90 years. Known for its commitment to quality and innovation, Caterpillar has earned its place as one of the largest producers of construction machinery in the world. The company’s products span a wide range of equipment, including excavators, loaders, graders, and dozers. Caterpillar's emphasis on creating long-lasting machines designed to handle the toughest job sites has made it a trusted brand for operators and contractors worldwide.
The 329DL excavator is a part of Caterpillar’s renowned 300 series of excavators, which are designed to combine power, fuel efficiency, and excellent performance for medium to large-scale projects. With its powerful engine and advanced hydraulic system, the 329DL stands out as a versatile machine that can be used for digging, lifting, and even demolition tasks.
Key Specifications of the Caterpillar 329DL
The Caterpillar 329DL is a 29-ton crawler excavator built to handle a variety of jobs. Below is a breakdown of the key specifications and features that define this machine’s performance:

• Weight and Size:
  • Operating Weight: 29,240 kg (29 tons)
    
  • Bucket Capacity: 1.1 m³
    
  • Arm Length: 6150 mm
    
  • Boom Length: 3200 mm
    

With an operating weight of 29 tons, the 329DL is classified as a heavy-duty excavator that can handle significant workloads, from earthmoving to large-scale digging and trenching. Its bucket capacity of 1.1 cubic meters ensures that it is capable of handling medium to large loads efficiently, while the long arm and boom lengths provide the reach needed for deep digging.

• Engine and Power System:
  • Engine Model: C7ACERT
    
  • Rated Power: 152 kW at 2000 rpm
    
  • Engine Displacement: 7.2 L
    
  • Cooling System: Water-cooled
    
  • Number of Cylinders: 6
    

The 329DL is powered by a 7.2-liter C7ACERT engine, which delivers 152 kW of rated power. This engine provides the power necessary for heavy lifting, digging, and material handling, ensuring that the machine performs efficiently on a variety of tasks. The water-cooled engine helps maintain optimal operating temperatures even in extreme conditions, enhancing overall performance and longevity.

• Hydraulic and Performance Features:
  • Main Pump Flow Rate: 235 L/min
    
  • Main Relief Valve Pressure: 3.5 MPa
    
  • Swing Speed: 10.2 rpm
    
  • Travel Speed: 3.5 km/h (low), 5.3 km/h (high)
    
  • Gradeability: 70%, 35° slope
    

The 329DL’s hydraulic system is designed for powerful digging and lifting capabilities. The main pump delivers a flow rate of 235 L/min, ensuring quick and efficient hydraulic performance. The swing speed of 10.2 rpm allows for quick movements and smooth operation, while the travel speed ensures that the machine can move between work sites efficiently.

• Fuel and Hydraulic Capacity:
  • Fuel Tank Capacity: 520 L
    
  • Hydraulic Oil Tank Capacity: 145 L
    
  • Engine Oil Capacity: 30 L
    
  • Coolant Capacity: 30 L
    

With a fuel tank capacity of 520 L, the 329DL can operate for extended periods without needing to refuel. The hydraulic system, with a total oil capacity of 310 L, provides the necessary power for digging, lifting, and swinging operations, while the engine oil and coolant systems are designed to ensure smooth and efficient engine operation.
Dimensions and Size for Transport
The 329DL’s size makes it suitable for a wide range of job sites, but it is also compact enough to be transported with relative ease. Here are its key transport dimensions:

• Transport Length: 10,410 mm
  
• Transport Width: 3190 mm
  
• Transport Height: 3180 mm
  
• Ground Clearance: 490 mm
  
• Rear Swing Radius: 3080 mm
  
• Track Length: 4860 mm
  
• Track Gauge: 2590 mm
  

The compact dimensions of the 329DL ensure that it can be transported between work sites without excessive logistics challenges. Its relatively low ground clearance also makes it easy to maneuver in areas with obstacles or uneven terrain.
Excavation Range and Capability
The 329DL offers an impressive range of excavation capabilities, making it versatile for various applications in construction and mining:

• Maximum Digging Depth: 7170 mm
  
• Maximum Digging Height: 9990 mm
  
• Maximum Dump Height: 7020 mm
  
• Maximum Vertical Digging Depth: 6510 mm
  
• Maximum Reach at Ground Level: 10,600 mm
  

The 329DL’s large digging depth and reach make it ideal for tasks such as trenching, foundation digging, and even lifting heavy materials. Its extended digging capabilities allow it to reach depths and heights that would otherwise require multiple machines or longer operation times.
Advantages of the Caterpillar 329DL
The Caterpillar 329DL excels in several areas, making it a preferred choice for heavy-duty excavation projects:

• Powerful and Reliable Engine: The C7ACERT engine delivers high power and fuel efficiency, ensuring that the machine can handle demanding tasks without consuming excessive fuel.
  
• Versatile Performance: The machine’s large digging depth, reach, and hydraulic power make it suitable for a variety of tasks, from heavy excavation to material handling and demolition.
  
• Efficient Hydraulics: The hydraulic system provides smooth and consistent operation, with fast cycle times and powerful digging capabilities, allowing the operator to complete tasks quickly and efficiently.
  
• Durability and Reliability: Caterpillar’s engineering ensures that the 329DL is built to last, even in the most challenging working conditions. Regular maintenance can further extend the lifespan of this heavy-duty machine.
  

Maintenance Tips for the Caterpillar 329DL
To maximize the life of the Caterpillar 329DL and ensure optimal performance, regular maintenance is crucial. Here are some tips to keep the machine running smoothly:

1. Engine and Hydraulic Fluid: Regularly check and replace engine oil, hydraulic fluid, and coolant to maintain proper lubrication and prevent overheating.
   
2. Track and Undercarriage Maintenance: Inspect the tracks and undercarriage for wear and tear. Keep them clean and properly lubricated to avoid unnecessary damage and to prolong their life.
   
3. Filters and Air Intakes: Regularly replace air and fuel filters to ensure the engine runs at peak performance, especially when working in dusty or debris-filled environments.
   
4. Hydraulic System Checks: Ensure that all hydraulic components, including hoses, cylinders, and pumps, are in good condition to prevent leaks and maintain efficient operation.
   

Conclusion
The Caterpillar 329DL crawler excavator is a high-performance, reliable machine designed to handle a variety of tasks in construction and mining. With its powerful engine, advanced hydraulics, and versatile excavation capabilities, it remains a popular choice for contractors and operators around the world. By maintaining the machine regularly and operating it efficiently, the 329DL can provide years of reliable service, ensuring maximum productivity and minimal downtime.