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Knowledge Posts
Fan Shaft Wear and Bearing Internal Clearance
Elevated vibration levels in an axial fan were attributed to fan shaft wear and excessive bearing clearance, highlighti…
Bearing Ball Spin Frequency Case
THE BEST PART OF ESTIMATION IS THE PRIDE IT GIVES AFTER SEEING THE REALITY OF THE FAULT YOU FIND...! Pictures show de…
Feed Pump Bearing Spalling And Pitting
Ultrasound technology detected a developing bearing fault in a critical 490 kW feed pump motor, preventing catastrophic…
Dryer Bearing Outer Race Fault Case
Vibration analysis on Dryer 2-14’s TS bearing detected a rapid increase in velocity readings, exceeding the alarm thres…
Envelope Spectrum for Bearing Failure
Inquires about detecting and diagnosing bearing failures, specifically focusing on the front bearing’s x-direction acce…
Motor Bearing Fault Frequencies - Replace or Continue Monitoring
Harmonic vibrations detected in motor bearing during routine survey; replacement or monitoring recommended?
Gearbox Gear Wear
High noise and vibration detected in an industrial gearbox, with a characteristic frequency of 616.9 Hz and vibration a…
Electrical vs Running-Speed Related Defects in Vibration Analysis
Electrical defects in vibration spectra appear as peaks at line frequency multiples and slot pass frequencies, while ru…
Assertive Case Bearing Fault
Predictive analysis successfully identified and solved a critical problem in the TR-151-08 TB08 LE bearing. The analysi…
Coupling Elastic Element Damage
Failure in yeast centrifuge coupling’s elastic elements, causing sixth harmonic speed spectrum.
Mechanical Backlash Case Study
Mechanical backlash, often caused by improper adjustment or loose components, can lead to unstable phase readings and s…
Hammer Head Damage
A damaged hammer head caused an abrupt increase in machine vibration.
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