Excello Grinding Spindle Refurbish



CHALLENGE

Possible cause of failure: Front bearings contaminated with grinding dust, more so in the #1 bearing. Wheel hub & hub retention nut show heavy wear from use (hub also loads the front bearings.) Front housing labyrinth nut worn from grinding dust. Rear bearing journals are undersized -24/-40µ (ISO is 0/-7µ) and appear to have been previously flash chromed.

SOLUTION

Recommended action: Clean, inspect overall dimensions. Manufacture a  front housing labyrinth nut Grind, plate & regrind rear bearing journals. Replace bearings and felt seal. Adjust preload, balance, assemble and break in. Final quality control inspection.

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More Case Studies

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.