Where do major maintenance problems in rotary pumps typically occur?

Major maintenance problems in rotary pumps typically occur in the bearings and seals due to their critical roles in the proper functioning of the pump. Bearings support the rotating shaft and maintain alignment, which is essential for efficient operation. Over time, they may wear out due to friction, heat, or contamination, leading to increased noise, vibration, and ultimately, failure of the pump.

Seals are equally important as they prevent leaks of the process fluid, which can lead to environmental and safety hazards. Failure of seals can result from factors such as wear, improper installation, or exposure to harsh operating conditions, including high temperatures or corrosive substances.

These two components are subjected to significant mechanical stresses and are paramount in maintaining the integrity and reliability of rotary pumps. As a result, the likelihood of maintenance issues arising in bearings and seals is considerably higher compared to the other parts of the pump system. Understanding this can help in prioritizing maintenance tasks and ensuring the longevity of rotary pump equipment.