Inspection

Learn?procedures for measuring and inspecting pump parts and the steps for checking impeller clearance.

Prerequisites

Completion of the lesson Disassembly is required. Familiarity with troubleshooting procedures as well as the proper use of hand tools and precision measuring instruments is required.

Description

This is the fifth lesson in the iKNOW Centrifugal Pump Repair Library. This lesson demonstrates how to inspect a typical end-suction pump. The procedures for measuring and inspecting pump parts and the steps for checking impeller clearance are described.

Objectives

Inspect the components of a centrifugal pump, Measure the bearing seat on the shaft of a centrifugal pump, Measure shaft runout, Recognize evidence of cavitation on an impeller and?Explain the importance noting measurements in a maintenance log.