Clutch: Service and Repair

CLUTCH DISC AND CLUTCH COVER
CLUTCH DISC
INSPECTION





Check the following items, and replace if necessary.
- Clutch disc, for burns, discoloration, oil or grease leakage
- Clutch disc, for wear of facing

Wear limit of facing surface to rivet head: 0.3 Nm (0.012 inch)





- Clutch disc, for backlash of spline and runout of facing

Maximum backlash of spline (at outer edge of disc): 0.8 Nm (0.031 inch)
Runout limit: 1.0 Nm (0.039 inch)
Distance of runout check point (from hub center): 90 Nm (3.54 inch)

INSTALLATION
- Apply recommended grease to contact surface of splines.
- Too much lubricant may damage clutch disc facing.

CLUTCH COVER AND FLYWHEEL
INSPECTION AND ADJUSTMENT





- Check clutch cover while installed on vehicle for uneven diaphragm spring toe height.

Uneven limit: 0.7 Nm (0.028 inch)

- If out of limit, adjust the height with Tool.

FLYWHEEL INSPECTION





CAUTION: Do not allow any magnetic materials to contact the ring gear teeth.

- Inspect contact surface of flywheel for slight burns or discoloration. Clean flywheel with emery paper.
- Check flywheel runout.

Maximum allowable runout: Refer to Engine Cylinder Block.

INSTALLATION





- Insert Tool into clutch disc hub when installing clutch cover and disc.
- Be careful not to allow grease to contaminate clutch facing.
- Tighten bolts in numerical order, in two steps.

First step: 10 - 20 Nm (1.0 - 2.0 kg.m, 7.0 - 14 ft. lbs.)
Final step: 22 - 29 Nm (2.2 - 3.0 kg.m, 16 - 22 ft. lbs.)