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Hitachi 85 Excavator: A Comprehensive Overview
The Hitachi 85 excavator stands as a formidable piece of machinery in the compact excavator category. Designed for versatility and efficiency, this model is ideal for a variety of applications, from landscaping and construction to utility work and demolition. With its robust build and advanced technology, the Hitachi 85 has earned a reputation for reliability and performance in the field.
Performance and Versatility
One of the standout features of the Hitachi 85 is its impressive performance capabilities. Equipped with a powerful engine, it delivers the necessary hydraulic power to tackle tough jobs with ease. This excavator is particularly well-suited for tight spaces, thanks to its compact design, allowing operators to maneuver in areas where larger machines simply can’t fit. Whether you’re digging trenches, lifting heavy materials, or grading land, the Hitachi 85 excels in various tasks, making it a valuable asset on any job site.
The machine’s hydraulic system is designed for optimal efficiency, providing smooth operation and precise control. This is crucial for tasks that require finesse, such as delicate landscaping or intricate demolition work. The ability to switch attachments quickly enhances its versatility, allowing operators to adapt to changing job requirements without missing a beat.
Operator Comfort and Control
Hitachi has placed a strong emphasis on operator comfort in the design of the 85 excavator. The spacious cab features ergonomic controls and ample visibility, ensuring that operators can work long hours without fatigue. The intuitive layout of the controls allows for easy operation, even for those who may be new to excavators. Additionally, the machine’s low noise levels contribute to a more pleasant working environment, which is often overlooked in heavy machinery.
Durability and Maintenance
Durability is another hallmark of the Hitachi 85. Built with high-quality materials, this excavator is designed to withstand the rigors of demanding job sites. Regular maintenance is straightforward, with accessible components that make servicing less of a hassle. This reliability translates to less downtime and more productivity, which is crucial for contractors looking to maximize their efficiency.
In summary, the Hitachi 85 excavator is a well-rounded machine that combines power, versatility, and operator comfort. Its ability to perform in various applications, coupled with its robust construction and ease of maintenance, makes it a top choice for professionals in the construction and landscaping industries. Whether you’re a seasoned operator or just starting, the Hitachi 85 is a machine that promises to deliver results.
Hitachi 85 Excavator Specs
The Hitachi 85 excavator is engineered to deliver exceptional performance and efficiency across a range of applications. Below, we delve into the detailed specifications that make this machine a reliable choice for contractors and operators alike.
Engine Specifications
The heart of the Hitachi 85 excavator lies in its powerful engine, which is designed to provide optimal performance while maintaining fuel efficiency. Here are the key engine specifications:
| Specification | Details |
|---|---|
| Engine Model | Isuzu 4LE2 |
| Type | 4-Cylinder, Water-Cooled, Diesel |
| Net Power | 55.4 kW (74.3 HP) @ 2,200 RPM |
| Displacement | 2.2 L (134.2 cu in) |
| Max Torque | 210 Nm (155 lb-ft) @ 1,400 RPM |
| Fuel Tank Capacity | 60 L (15.9 gal) |
Dimensions
The dimensions of the Hitachi 85 excavator are crucial for its performance and maneuverability in tight spaces. Here’s a breakdown of its dimensions:
| Specification | Details |
|---|---|
| Overall Length | 4,500 mm (177.2 in) |
| Overall Width | 1,800 mm (70.9 in) |
| Overall Height | 2,550 mm (100.4 in) |
| Track Width | 400 mm (15.7 in) |
| Track Length | 2,300 mm (90.6 in) |
| Ground Clearance | 300 mm (11.8 in) |
Weight
The operating weight of the Hitachi 85 excavator is an important factor that influences its stability and performance. Here are the weight specifications:
| Specification | Details |
|---|---|
| Operating Weight | 8,500 kg (18,739 lbs) |
| Counterweight | 1,200 kg (2,645 lbs) |
| Maximum Load Capacity | 3,000 kg (6,613 lbs) |
Working Specifications
The working capabilities of the Hitachi 85 excavator are what truly set it apart. Here’s a look at its working specifications:
| Specification | Details |
|---|---|
| Max Digging Depth | 4,200 mm (165.4 in) |
| Max Reach at Ground Level | 6,200 mm (244.1 in) |
| Max Dumping Height | 4,000 mm (157.5 in) |
| Bucket Capacity | 0.3 m³ (0.39 yd³) |
| Arm Length | 1,800 mm (70.9 in) |
| Boom Length | 2,500 mm (98.4 in) |
The Hitachi 85 excavator combines robust specifications with user-friendly features, making it an excellent choice for various construction and excavation tasks. Its balance of power, efficiency, and compactness ensures that it can handle the demands of any job site effectively.
Common Problems and Recommendations for the Hitachi 85 Excavator
The Hitachi 85 excavator is a robust machine, but like any piece of heavy equipment, it can encounter issues over time. Understanding these potential problems and having recommendations at hand can help operators maintain performance and extend the lifespan of the machine.
Common Problems
While the Hitachi 85 is designed for durability, users have reported several common issues that can arise during operation:
1. Hydraulic System Leaks
Hydraulic leaks can occur due to wear and tear on hoses and seals. This can lead to reduced performance and efficiency.
2. Engine Overheating
Overheating can be caused by insufficient coolant levels, a malfunctioning thermostat, or a blocked radiator. This can lead to engine damage if not addressed promptly.
3. Electrical Failures
Electrical issues, such as faulty wiring or blown fuses, can disrupt the operation of the excavator. This can affect everything from engine performance to hydraulic functions.
4. Track Wear
The tracks on the Hitachi 85 can wear down over time, especially if the machine is frequently used on rough terrain. This can lead to decreased traction and stability.
5. Bucket and Attachment Damage
Frequent use can lead to wear on the bucket and other attachments. Cracks or breaks can compromise their effectiveness and require replacement.
Recommendations for Maintenance and Troubleshooting
To mitigate these issues and ensure the Hitachi 85 operates smoothly, consider the following recommendations:
1. Regular Inspections
Conduct routine inspections to identify potential problems before they escalate. Focus on:
– Hydraulic hoses and connections
– Engine coolant levels
– Electrical wiring and connections
– Track condition
2. Maintain Fluid Levels
Ensure that all fluid levels, including hydraulic fluid, engine oil, and coolant, are regularly checked and maintained. This helps prevent overheating and hydraulic failures.
3. Clean the Radiator
Keep the radiator clean and free of debris to ensure proper airflow and cooling. Regular cleaning can prevent overheating issues.
4. Monitor Track Condition
Inspect the tracks for signs of wear or damage. If the tracks are excessively worn, consider replacing them to maintain optimal performance.
5. Use Quality Parts
When replacing parts, always opt for genuine Hitachi components or high-quality aftermarket parts. This ensures compatibility and longevity.
6. Operator Training
Ensure that all operators are properly trained in the use of the Hitachi 85 excavator. Proper operation techniques can minimize wear and tear on the machine.
7. Document Maintenance
Keep a detailed maintenance log that records all inspections, repairs, and part replacements. This can help track the machine’s performance and identify recurring issues.
By staying proactive with maintenance and addressing problems as they arise, operators can enhance the reliability and efficiency of the Hitachi 85 excavator, ensuring it remains a valuable asset on the job site.