Procedures

Clutch Disc Check





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

2. Check for a worn clutch disc lining. Measure the minimum allowable depth to the rivet heads with a slide caliper.
- If the measurement is less than the minimum, install a new clutch disc.





3. Check for loose clutch disc lining rivets.
- Install a new clutch disc as necessary.

4. Check the clutch disc for cracking, scoring, discoloration or other surface marks.
- Install a new clutch disc if necessary.

5. Using the Dial Indicator Gauge with Holding Fixture, check the maximum allowable runout of the clutch disc.
- If the runout exceeds the maximum, install a new clutch disc.





6. Use an emery cloth to remove minor imperfections in the clutch disc lining surface.

7. Check for wear or rust on the splines. If necessary, clean them with an emery cloth.