326 DRIVETRAIN Complaint Component Causes Remedy Loss of drive The friction material has come off from both sides (centrifuged). The shattered linings are lodged into the cover assembly or are loose in the clutch housing. Some part of driven plate could be broken. Drive error - e.g. accidentally changing from 4th to 2nd gear at higher road speeds like 60 kmph. Allow the vehicle speed to reduce before shifting to a lower gear. Pedal vibration when starting to De-clutch. The fingers of the diaphragm are out of alignment and show signs of damage. The gearbox input shaft has struck the fingers of the diaphragm on fitting. Carefully guide in the gearbox to avoid the input shaft hitting the cover on fitting. Metallic sound affected by engine speed when pedal is fully depressed. Signs of rubbing of the diaphragm fingers with the release bearings. Incorrect clutch adjustment, excess travel. Systematically check the condition of the cable, linkage. Always refer to vehicle workshop manual for correct adjustment. 7. Metallic Sound with Pedal Fully Depressed 6. Vibrations Through the Pedal When Starting to De-clutch 5. Loss of Drive 8. Excessively Heavy Pedal The pedal is hard to depress. This stiffness increases over a time. The release bear ing might have been jammed in the shaft. Inadequate lubrication Apply adequate grease to the release bearing. A lug has broken. Another faul t in the mechanical operation of the clutch has caused the lug to break. For example, the yoke arm is out of shape or wrongly positioned at the time of assembly. Check the yoke and the guide sleeve and replace i f signs of wear are present. Ensure components are lubricated. Carefully check at the clutch cable. A location lug on the release bearing has broken. The clutch is noisy and the pedal can be slack. 9. Noisy Clutch
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