Mitsubishi MV5B Spindle Repair

Possible cause of failure:
Bearings are washed out with coolant.
Gripper fingers are worn
Bellevilles are worn.
Drive dogs are damaged
Rear straight bore roller journal has 10 microns runout and is egged +4/-10(iso is +2/+10)
Taper is worn.
Bearing failure from contamination(1set was steel,and 1set was ceramic)
Customer supplied CAT tooling and retension knob.
Missing front housing cover

Repair action:

Clean, inspect overall dimensions.
Replace worn parts:bearings,o-rings,bellvilles,grippers
GPG 55mm rear straight bore roller journal.
Weld and machine drive dogs to repair damage.
Kiss 40 shaft taper(cat tooling was supplied)
Adjust preload, balance, assemble and break in. Final quality control inspection.



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