Brush Maintenance

Train in brush maintenance, repair, and identification.

Prerequisites

Knowledge of DC motor components is recommended.

Description

This is the final lesson in the iKNOW® AC/DC Motor Maintenance Library. The lesson describes how to select and inspect brushes. The lesson identifies the procedures for cleaning, inspecting, and setting the height of a brush holder. How to seat brushes and adjust spring pressure is demonstrated.

Objectives

Describe how to inspect various aspects of a brush. Identify the factors to be considered when selecting a brush. Identify the procedures for cleaning and inspecting the brush holders. Identify the steps involved in setting the height of a brush holder. Identify the procedure for installing brushes. Explain how to seat brushes. Explain how to adjust spring pressure.