When should bearings on a pump be lubricated?

The best answer is rooted in the importance of adhering to manufacturer specifications for maintenance routines. Bearings on a pump are critical components that require proper lubrication to function efficiently and reliably. Each manufacturer designs their equipment with specific maintenance protocols tailored to the characteristics of their pumps, including lubrication intervals. By following the manufacturer's recommendations, operators ensure that the bearings are lubricated at the appropriate times and with the right type of lubricant. This practice not only extends the life of the bearings but also helps prevent potential failures that could lead to costly repairs or downtime.

In contrast, lubricating once a year may not be sufficient for all pumps, especially those that operate in demanding conditions. Monthly lubrication intervals could be excessive for some applications, potentially leading to over-lubrication issues. Only lubricating when bearings are noisy would ignore the preventive maintenance aspect; by then, damage may have already occurred. Therefore, manufacturer's guidelines serve as the most reliable course of action for maintaining pump performance and longevity.