Transcription of Bearing damage and failure analysis
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Bearing damage and failure analysis Contents SKF the knowledge engineering company .. 5. Introduction .. 7. 1 Bearing life and Bearing failures .. 8. Factors influencing Bearing service life .. 8. When to replace a Bearing ? .. 9. 2 Inspection and troubleshooting .. 10. Inspection during operation .. 10. Monitoring noise and vibration .. 11. Monitoring temperature .. 11. Monitoring lubrication conditions .. 11. Inspection during a machine shutdown .. 11. Inspecting bearings .. 11. Inspecting seal counterfaces .. 12. Troubleshooting .. 12. Common symptoms of Bearing trouble.. 12. Trouble conditions and their solutions.. 15. 3 Path patterns.. 32. Normal raceway path patterns .. 34. Radial bearings radial load unidirectional and constant .. 34. Radial bearings radial load rotating in phase and constant.
ity of cases to establish the root cause and define corrective actions to prevent a recur - rence. This publication is intended to provide a basic understanding of bearing failures and failure analy sis. With the knowledge presented in this publication, it is pos sible to assess simple failure situations and start the right analysis.
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