Motch 220D Spindle Repair

Motch 220D Spindle Repair

Possible cause of failure:

  • Heavy build up of contamination between drive gear and cover
  • Rear roller has coolant contamination
  • Rear cover o-ring is very worn

Repair  action:

  • Clean, inspect overall dimensions
  • Replace bearings
  • Kiss grind the shaft
  • Replace the oring
  • Adjust preload, balance, assemble and break in
  • Final quality control inspection


DETAILED CAUSE OF FAILURE

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