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1. O-rings These are circular rubber gaskets that create a seal between different components. O-rings are crucial for preventing fluid leakage and are commonly used in hydraulic systems.

5. Remove Old Seals Gently remove old seals from their grooves using appropriate tools, taking care not to scratch or damage the sealing surfaces.

Excavators are vital machines in various construction and excavation projects. One of their critical components is the boom cylinder, which provides the necessary power and control for lifting and moving heavy loads. Over time, wear and tear can affect the seals within the boom cylinder, leading to leaks, reduced efficiency, and even potential damage to the machine. Therefore, timely seal replacement is crucial for maintaining the performance and longevity of an excavator. This article provides a comprehensive guide to the process of excavator boom cylinder seal replacement.