DC Brushed Motor Maintenance

There are multiple types of electric motors. The brushed DC motor is one of the most traditionally important types of motor. This module describes the purpose of the components that make up a DC motor, some troubleshooting techniques, inspection and cleaning procedures, and how to disassemble and reassemble a typical motor.

By the end of this course, you will be able to:

• Explain what causes a DC motor to rotate
• List the basics components of a brushed DC motor
• Explain the role of brushes in a DC motor
• Describe how to test for an open circuit in a DC motor
• List the major steps for disassembling a DC motor
• Describe common inspections of a disassembled DC motor