Clutch housing
Inspect the diaphragm spring petal tips for wear and petal tip height discrepancy. Replace parts if wear is evident or petal tip height discrepancy exceeds the limit.
Limit value: 0.5 mm
Check the surface of the pressure plate for cracks and discoloration.
Check the rivets for tightness. If there is a gap, replace the clutch housing.
Clutch slave disc
Caution: Do not clean the clutch disc in cleaning solvent.
Check the working surfaces for loose rivets, uneven contact, signs of seizure or oils and greases. If defects are found, replace the driven clutch disc.
Note: If traces of grease or oil are found, determine the source of contamination and eliminate it.
Measure the distance between the rivet head and the working surface of the lining. Replace the driven clutch disc if the distance is less than the limit.
Minimum limit: 0.3 mm
Check the condition of the damper springs. If there are any defects, replace the clutch slave disk.
Install the clutch slave disc on the drive shaft and check for ease of movement of the disc on the splines and free play in the direction of rotation. If the disc is seized on the splines, clean, reassemble and recheck.
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If excessive free play is evident, replace the clutch disc and/or drive shaft.
Clutch release bearing
Caution! The clutch release bearing is filled with grease. Therefore, do not wash it in cleaning solvent.
Check for binding, damage, noise, or sticking/hard to turn.
Check the wear on the surface that comes into contact with the diaphragm spring.
Check the wear of the surface that comes into contact with the release fork. If abnormal wear, replace.
Clutch release fork
If the surface that contacts the bearing is excessively worn, replace the fork.