CHAPTER 10

Maintenance and Troubleshooting

Motor maintenance begins when the motor is installed. Records on the motor are started, and notations on the conditions of operation are made. Each motor has its own individual record for maintenance and repair. These records are not only important to the electrician who must maintain the machine, but also to management. Managers can make cost-effective decisions using these records.

Maintenance Requirements

Motors require more maintenance than transformers. This is because motors have more parts. Some of these additional parts move. When parts move against each other, friction is created which results in wear and an increase in temperature. If the temperature rises above rated levels, damage results ...

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