Matsuura RA3 Spindle Repair

Possible cause of failure:   Customer said spindle and tool were warm to the touch at 6,000rpm.   Bearings are noisy and a little rough.  Taper has light pock marks

Repair action:    Clean, inspect overall dimensions.   Replace bearings, o-rings, crush rings.   Kiss grind BT taper to clean up.   Adjust preload, balance, assemble and break in. Final quality control inspection.



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