Replacement Of AH212650 Hydraulic Cylinder

This hydraulic cylinder is a replacement part designed for use in various models of equipment, including 670B, 670C, 670C II, 670CH, 670CH II, 670D, 670G, 672B, 672CH, 672D, 672G, 770B, 770BH, 770C, 770C II, 770CH, 770CH II, 770D, 770G, 772B, 772BH, 772CH, 772CH II, 772D, 772G, 870D, 870G, 872D, and 872G.

Product Specifications

• Weight: 103 lb
• Height: 5.3 in
• Width: 7 in
• Length: 37 in

Product Features

• Improved Equipment Performance: Replacing damaged or worn hydraulic cylinders can restore the normal operating capabilities of the equipment, ensuring its performance in various applications.
• Enhanced Safety: Regularly replacing hydraulic cylinders can reduce safety hazards caused by cylinder failures, ensuring the safety of operators and equipment.
• Overload Protection: New cylinder designs often incorporate better overload protection mechanisms, enhancing safety.
• Quick Installation: Modern hydraulic cylinders are designed for easy installation and replacement, minimizing downtime.
• Standardized Components: Many hydraulic cylinders are standardized, making it easier to obtain replacement parts in the market.

We are capable of manufacturing this product and our cylinders are a perfect replacement for the mentioned models.

Applications

This hydraulic cylinder is commonly used in the following applications:

1. Excavators: Replacing hydraulic cylinders in the boom or bucket of excavators can restore their normal operation after prolonged use or overload.
2. Cranes: The crane’s boom hydraulic cylinder is prone to wear during frequent lifting and lowering processes, requiring regular replacement to ensure safety.
3. Tractors: The front-end loader hydraulic cylinder of tractors may experience leaks or performance degradation due to continuous lifting and tilting operations, necessitating replacement.
4. Harvesters: The hydraulic system of harvesters operates under high pressure, and cylinders may get damaged due to fatigue, requiring timely replacement to maintain work efficiency.
5. Automated Production Lines: Hydraulic cylinders are used to control robotic arms and other automated equipment. Cylinder failures can significantly impact production efficiency, necessitating immediate replacement.
6. Die Casting Machines: Hydraulic cylinders in die casting machines may experience performance degradation in high-pressure and high-temperature environments. Regular replacement ensures product quality.
7. Mining Equipment: Hydraulic cylinders are used for lifting and moving heavy loads in mining equipment. Due to harsh working conditions, regular inspection and replacement are necessary to avoid equipment failures.
8. Bulldozers: Worn hydraulic cylinders in the bulldozer’s blade can lead to decreased pushing power. Timely replacement is required to maintain operational efficiency.

Maintenance Tasks

Common maintenance tasks for hydraulic cylinders include:

1. Regular inspections
2. Proper lubrication
3. Seal replacement
4. Calibration checks

It is important to emphasize the significance of correct installation, lubrication, and adjustment. Providing guidance on aligning the cylinder properly during installation and recommending the use of appropriate mounting brackets to secure the cylinder can prolong its lifespan. Recommended inspection, repair, and replacement procedures should be followed, and parts replacement and rebuilding services can be provided to enhance the longevity of the hydraulic cylinder.

Safety Considerations and Environmental Factors

When working with hydraulic cylinders, it is crucial to prioritize safety measures. Ensuring the proper use of keywords and following safety protocols can prevent accidents and protect personnel and equipment. Considering environmental factors is also important to minimize any negative impact and ensure compliance with regulations.

Troubleshooting and Common Issues

Common hydraulic cylinder issues include:

1. Leakage
2. Slow or uneven cylinder movement
3. Noisy operation
4. Insufficient force or power
5. Inconsistent or erratic performance

To troubleshoot and resolve these problems effectively, consider the following tips:

• Inspect hydraulic lines and connections for leaks.
• Check the hydraulic fluid level and quality.
• Examine seals and replace if necessary.
• Ensure the cylinder is properly lubricated.

Preventive measures can help reduce potential issues. Regular inspections, proper lubrication, seal replacements, and calibration checks are essential for maintaining the hydraulic cylinder’s performance and prolonging its lifespan.

Design Considerations and Selection Criteria

When selecting a hydraulic cylinder, it is important to consider the following:

• Load-bearing capacity
• Sealing capability
• Durability
• Safety features
• Maintainability

Each of these aspects contributes to the overall performance and reliability of the hydraulic cylinder. A well-designed cylinder with proper specifications ensures optimal functioning in various applications.

Sealing and Lubrication

To maintain excellent sealing and lubrication, the following practices are recommended:

• Use various sealing components such as piston seals and rod seals made of wear-resistant materials like polyurethane and nitrile rubber.
• The cylinder body and threaded end surfaces should undergo fine processing to enhance wear resistance.
• Regularly add an appropriate amount of hydraulic oil for lubrication.

Regular Inspection and Preventive Maintenance

Regular inspection and preventive maintenance are vital for the hydraulic cylinder’s longevity. Key measures include:

• Proper installation, lubrication, and adjustment
• Providing guidance on aligning the cylinder correctly during installation
• Suggesting the use of suitable mounting brackets to secure the cylinder
• Recommended inspection, repair, and replacement procedures
• Offering parts replacement and rebuilding services
• Providing tips to increase the