Clutch drive plate (page 2 of 2)

9. Measure drive plate run-out by fitting drive plate to a gearbox mainshaft and use a dial gauge as drive plate is rotated. renew drive plate if outside service limit.

Drive plate run-out:

New clutch plate = 0.8 mm Service limit = 1.0 mm

10. Check pressure plate for signs of wear or damage. Check for signs of overheating on drive straps (deep yellow to blue colour), renew pressure plate if necessary.

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

11. Using a straight edge and feeler gauges check the surface of the pressure plate for flatness at 4 separate points. Renew pressure plate if warping exceeds service limit.

Pressure plate warping:

Service limit = 0.18 mm maximum

Refit

1. Clean pressure plate and flywheel, dowels and dowel holes.
2. Inspect flywheel for signs of scoring or other damage. Renew if worn or damaged.
3. Smear clutch drive plate splines with molybdenum disulphide grease.
4. Position drive plate to flywheel with ’FLYWHEEL SIDE’ marking towards flywheel.
5. Fit pressure plate to flywheel and fit alignment tool 18G 1483.
6. Fit 6 bolts securing pressure plate to flywheel finger tight.
7. Working in a diagonal sequence, progressively tighten bolts to 26 Nm.
8. Remove drive plate alignment tool 18G 1483.
9. Remove flywheel locking pin tool 18G 1523.
10. Fit gearbox assembly. See REPAIR MANUAL - Manual Gearbox - PG1, Repairs.