Clutch plate and release bearing

CLUTCH PLATE AND RELEASE BEARING

Service repair no - 33.10.07

Remove

1. Remove gearbox. See MANUAL GEARBOX, Repairs.

2. Place a circular piece of flat plate across diaphragm fingers and insert feeler gauges between plate and fingers; measure finger clearance: Diaphragm finger clearance - service limit = 1.0 mm Renew pressure plate if clearance obtained is outside service limits.
3. Progressively loosen then remove 6 bolts securing pressure plate to flywheel.
4. Remove pressure plate.
5. Remove clutch plate.
6. Inspect clutch linings for signs of wear or oil contamination. Check for broken or weak springs and signs of cracking of spring apertures; renew components as necessary.

7. Measure clutch plate thickness at point ’A’, renew plate if less than service limit. clutch plate thickness - NEW = 7.40 mm - 6.90 mm clutch plate thickness - SERVICE LIMIT = 5.60 mm.
8. Measure rivet depth at point ’B’, renew plate if less than service limit: Rivet depth - NEW = 1.0 mm Rivet depth - SERVICE LIMIT = 0.20 mm

9. Measure clutch plate run-out using a dial gauge and a gearbox mainshaft; renew plate if outside service limit: Run-out - NEW = 0.80 mm Run-out - SERVICE LIMIT = 1.0 mm
10. Check clutch plate for signs of wear or damage. Check for signs of overheating on drive straps (deep straw or blue colour); renew pressure plate if necessary.

CAUTION: Renew a pressure plate which has been accidentally dropped.