AC Induction Motor Maintenance

AC Induction Motor Maintenance

Updated Jan 21, 2021

 This lesson describes general electric motor maintenance and inspection activities.

• List the common causes of motor failure

• Identify some items to check when visually inspecting an electric motor

• List conditions to watch for when maintaining electric motors

• Discuss the value of checking and monitoring motor operating temperatures

• Describe the difference between sleeve bearings and rolling element bearings

• Describe how lubrication differs between sealed bearings and open face bearings

• List some common causes of vibration

• Discuss the value of monitoring voltage