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The ABCs of Bearing Inspection

Electrical Construction & Maintenance
Publication date: 
May 2015
Chuck Yung, EASA Senior Technical Support Specialist

Many of you have good in-house predictive maintenance departments, and others outsource that work to others. Either way, you routinely know when a bearing is deteriorating, and remove the motor from service before it turns into a catastrophic failure. That saves a lot of maintenance dollars, which is great. But if you stop there — without discovering why that bearing is faulty — you could be facing the same problem again in a few short weeks or months. Bad bearings often hold a great deal of evidence, if you know what items to focus on.

This article was named one of EC&M's 15 Most Memorable Articles of 2015.