WRT

·Clearance too small (including clearance for the deforming part)

·Insufficient lubrication or inappropriate lubricant

·Load too heavy (pre-load too heavy)

·Skewing rollers

Solutions

·Choose proper clearance(increasing clearance)

·Check lubricant type and ensuring amount

·Check application conditions

·Avoid position error

·Check surrounding design(including lead to bearing)

·Improve the mounting method