AC Motor Maintainence

About this class

Learn the procedures for disassembling, inspecting, cleaning, and reassembling AC motors and their components.

Prerequisites

This lesson is designed for participants familiar with AC/DC theory, electrical safety, electrical print reading, electrical connections, electrical control equipment, and the proper use of electrical test instruments.

Description

This lesson shows and explains how to overhaul AC induction motors. Procedures for disassembling, inspecting, cleaning, and reassembling endbells, rotors, and bearings are presented in detail. The lesson also covers procedures for inspecting and cleaning the stator as well as windings and testing the motor once it has been reassembled.

Objectives

Remove endbells, rotor, and bearings from an AC motor. Inspect and clean endbells and rotors. Reinstall bearings. Reassemble an AC motor as well as perform operational tests on it.

Content

Records, Tools, and Instruments

This is the second lesson in the iKNOW™ AC/DC Motor Maintenance Library. The lesson explains the purpose of keeping complete and accurate records using various record keeping formats. The lesson also identifies tools and instruments used for given tasks in motor maintenance.