What is considered a common cause of pump failure?

Overheating due to lack of lubrication is a common cause of pump failure because lubrication is essential for reducing friction between moving parts. When lubrication is insufficient or absent, components such as bearings and seals can generate excessive heat, leading to premature wear or catastrophic failure. This overheating can warp or damage parts, including the pump's motor and impeller, resulting in significant downtime and repair costs.

This phenomenon emphasizes the importance of regular maintenance, including checking lubrication levels and ensuring proper operation to prevent such failures. Additionally, monitoring the operating temperature of pumps can be an effective way to detect potential lubrication issues early on.

In contrast, while other factors such as faulty electrical connections, incorrect pump size, and excessive water in the system can also lead to pump issues, they do not universally apply across all types of pumps or scenarios. Overheating due to lack of lubrication, however, is a fundamental problem that can affect the reliability and lifespan of various pumping systems.