Nakamura-Tome Spindle Repair


Possible cause of failure:

Front bearings contaminated from use.
Taper shows wear, both shaft shoulders have runout.
Pulleys are very dirty.
Drains are plugged with contaminents.
Orings are worn.Repair action:
Clean, inspect overall dimensions.
Replace bearings.
Kiss grind taper and shaft shoulders.
Clean out all drains.
Clean the pulleys.
Replace orings.
Adjust preload, balance, assemble and break in. Final quality control inspection.


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