Bobcat E85: A Comprehensive Overview of the Compact Excavator

[MikePhua]

The Bobcat E85 is a standout in the world of compact excavators, known for its power, versatility, and reliability in various construction and landscaping applications. This mini-excavator offers exceptional digging performance and maneuverability in tight spaces, making it a popular choice among operators in the construction industry. In this article, we’ll explore the key features, common issues, maintenance tips, and the overall performance of the Bobcat E85.
1. Overview of the Bobcat E85 Compact Excavator
The Bobcat E85 is a 8.5-ton class compact excavator designed to handle a wide range of tasks, from digging and trenching to lifting and grading. It offers a balance between size and power, making it suitable for both residential and commercial projects. Some of the key features of the Bobcat E85 include:

• Powerful Engine: The Bobcat E85 is powered by a 55.4-horsepower turbocharged engine, which provides excellent power for demanding tasks such as digging, lifting, and material handling. The engine is designed to offer fuel efficiency while delivering the necessary torque for heavy-duty performance.
  
• Hydraulic Performance: The E85 comes with a high-flow hydraulic system that ensures smooth and efficient operation, even when using heavy attachments like breakers and augers. The improved hydraulic power makes this excavator versatile for both light and heavy-duty tasks.
  
• Compact Design with Exceptional Stability: With its narrow width (5 feet 6 inches), the Bobcat E85 is ideal for working in confined spaces. Despite its compact size, it offers excellent stability, thanks to its long track length and counterweight design, making it more efficient in tough terrains.
  
• Operator Comfort: The operator’s cab in the E85 is spacious and well-designed for comfort and ease of use. It features a low-effort joystick control, air conditioning, a heated seat, and a clear view of the work area. The ergonomic controls and easy-to-read digital display enhance the operator's productivity and reduce fatigue.
  

2. Common Issues with the Bobcat E85
While the Bobcat E85 is a reliable and durable machine, like all heavy equipment, it may experience certain issues over time. Here are some of the common problems reported by operators:

• Hydraulic System Leaks: The hydraulic system in the Bobcat E85 is robust, but over time, hoses, seals, or fittings may develop leaks. Hydraulic fluid loss can result in a decrease in lifting capacity and overall performance. Regular inspection of hydraulic components is essential to ensure proper functioning.
  
• Engine Performance Issues: Some users have reported issues with the engine, such as difficulty starting, loss of power, or strange noises. These issues are often related to dirty filters, fuel contamination, or worn-out fuel injectors. Keeping the fuel system clean and maintaining the engine regularly can help prevent these issues.
  
• Track and Undercarriage Wear: The tracks on the Bobcat E85 are designed to provide traction and stability, but like any tracked machine, they can wear down over time, especially when used on rough or abrasive surfaces. Track tension should be checked periodically, and damaged tracks or rollers should be replaced as needed.
  
• Electrical Problems: Electrical issues, such as faulty wiring, corroded connections, or malfunctioning sensors, are common in older machines. Regular checks of the electrical system can help identify problems before they lead to significant failures.
  

3. Maintenance Tips for the Bobcat E85
Proper maintenance is essential to ensure the longevity and efficient operation of the Bobcat E85. Here are some essential maintenance tips:

• Engine Maintenance: Regularly check and replace the engine oil and fuel filters. Clean the air filter and replace it if necessary to ensure optimal engine performance. Keep an eye on the coolant level and ensure that the radiator is clean to prevent overheating.
  
• Hydraulic System Care: Inspect the hydraulic hoses and seals for leaks or wear. Check the hydraulic fluid level and top it up as needed. Periodically replace the hydraulic fluid and filter to maintain smooth and efficient performance.
  
• Undercarriage Inspection: Regularly inspect the tracks and undercarriage for signs of wear or damage. Check the track tension and adjust it as needed to ensure proper tracking. Replace worn-out tracks and rollers to prevent further damage to the undercarriage.
  
• Electrical System Checks: Check the battery for corrosion and ensure that all electrical connections are tight and secure. Test the electrical components, including lights, sensors, and gauges, to ensure they are functioning properly. Inspect the wiring for signs of wear or damage.
  
• Regular Fluid Changes: In addition to engine oil and hydraulic fluid, the Bobcat E85 also requires regular changes to other fluids, such as the transmission fluid and grease for the swing and boom components. Follow the manufacturer's recommendations for fluid change intervals.
  

4. Performance and Versatility of the Bobcat E85
The Bobcat E85 stands out for its impressive performance and versatility in a variety of applications. Its compact size allows it to work in areas with limited space, such as urban construction sites, while still offering the power and stability needed for heavy-duty tasks. The high-flow hydraulics make it suitable for operating a wide range of attachments, including:

• Hydraulic Breakers: The E85 can be fitted with a hydraulic breaker to demolish concrete, rock, or other hard materials, making it ideal for construction and demolition projects.
  
• Augers and Drills: The Bobcat E85 is compatible with auger attachments, allowing it to dig precise holes for fencing, foundations, or landscaping tasks.
  
• Grading Buckets and Dozer Blades: The loader can be used for grading and leveling work, thanks to the availability of attachments like grading buckets and dozer blades.
  
• Thumb Attachments: Adding a thumb attachment to the E85 allows the operator to handle larger, irregularly shaped objects like logs or rocks, improving the machine’s versatility.
  

5. Conclusion: The Bobcat E85's Role in the Compact Excavator Market
The Bobcat E85 is a powerful, compact, and versatile machine that is highly regarded in the heavy equipment industry. With its impressive hydraulic system, efficient engine, and operator-friendly features, it excels in a variety of applications, from construction and landscaping to excavation and demolition. While the machine does experience some common issues over time, regular maintenance and timely repairs can ensure that it continues to perform at its best.
If you are looking for a reliable and efficient compact excavator that can handle a range of tasks with ease, the Bobcat E85 is an excellent choice. Its combination of power, versatility, and maneuverability makes it a valuable asset for any operator.