Chiron FZ 18 Spindle Repair

Possible cause of failure:
Bearing failure from contamination.
HSK 63 taper has deep pock mark’s.
Drawbar shaft has spring wear.
The face of the gripper finger ejector pin is worn.
Front bearing spacer is bent.

Repair action:
GPG taper and drawbar shaft.  
Clean, inspect overall dimensions.
Replace bearing’s, gripper assembly, o-ring’s, quad ring’s, front bearing spacer.
NTE stock ejector pin.
Adjust preload, balance, assemble and break in. Final quality control inspection.

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Repair History - Here are examples of similar spindle repairs that may contain additional information that will help you. If you have additional questions, please contact us.