Troubleshooting Excessive Leakage

Introduce yourself to the components and operating principles of a typical centrifugal pump.

Prerequisites

Participants should be familiar with the basic operation of centrifugal pumps.

Description

This is the first lesson in the iKNOW Centrifugal Pump Repair Library. This lesson introduces the components and operating principles of a typical centrifugal pump. Normal operating conditions for the pump are described and guidelines for troubleshooting excessive leakage are provided.

Objectives

Identify and describe the sealing surfaces on a centrifugal pump, Explain the purpose and conditions under which packing would be used, Explain the purpose of the lantern ring, Explain the purpose and conditions under which a mechanical seal would be used, Explain how to determine whether centrifugal pump leakage is excessive and Recognize causes and symptoms of excessive leakage.