The track adjuster cylinder is a hydraulic component that is responsible for adjusting the tension of the track by extending or retracting the piston rod.
This adjustment is crucial to ensure that the excavator's tracks remain tight and properly aligned. Here, we will delve into the specifications and functions of this essential part.
Material and Construction:
The cylinder is typically constructed from high-quality materials to withstand the rugged conditions of construction sites. It is made to be durable and resistant to corrosion, ensuring a long service life.
The cylinder operates hydraulically, meaning it uses hydraulic fluid under pressure to extend or retract the piston rod. This hydraulic action provides precise control over the tension in the tracks.
Size and Dimensions:
The specific dimensions of the cylinder may vary depending on the manufacturer and model. However, it is designed to fit perfectly within the excavator's undercarriage system, ensuring a secure and stable connection.
The piston rod is a crucial part of the cylinder. It extends and retracts to adjust the tension in the track. The surface of the piston rod is often hardened and polished to reduce friction and wear.
Seals and Bearings:
To prevent hydraulic fluid leakage and ensure smooth operation, the cylinder is equipped with high-quality seals and bearings.
These components are designed to withstand the pressures and movements associated with track adjustment.
The cylinder is designed to handle hydraulic pressures specific to the excavator's hydraulic system. It must be able to exert sufficient force to adjust the track tension effectively.
The Hitachi EX200-5 Track Adjuster Cylinder with OEM part number HI 3073799 is designed specifically for use in the Hitachi EX200-5 excavator model. It is crucial to ensure that replacement cylinders are compatible with the machine's specifications to maintain optimal performance.
Maintenance and Replacement:
Like all hydraulic components, the track adjuster cylinder requires regular maintenance to ensure its proper functioning. This includes checking for leaks, inspecting seals, and maintaining the correct hydraulic fluid level. If the cylinder becomes damaged or worn beyond repair, it should be replaced promptly to avoid downtime and potential safety issues.
Importance of Proper Track Tension:
Maintaining the correct track tension is vital for the excavator's overall performance. If the tracks are too loose, it can lead to instability and reduced digging efficiency. Conversely, if they are too tight, it can cause excessive wear on the undercarriage components. The track adjuster cylinder ensures that the tension is just right, optimizing the excavator's productivity and longevity.