Clutch Disc: Testing and Inspection

1. Check the clutch disc lining surface for hardening or the presence of oil.





2. Check for worn clutch disc lining. Measure the minimum allowable depth to the rivet heads with a slide caliper.
3. Check for loose clutch disc lining rivets.





4. Use Dial Indicator/Magnetic Base D78P-4201-B or equivalent to check the maximum allowable runout of the clutch disc.





5. Use an emery cloth to remove minor imperfections in the clutch disc lining surface.
6. Check for wear or rust on the splines. If necessary, clean with an emery cloth.
7. Check the clutch disc for cracking, scoring, discoloration, or other surface marks. Replace as necessary.
8. Check the transaxle input shaft splines for worn or damaged teeth.