Oily facings
- Contact mark on the teeth of spline and the end of hub
- Burrs at the end of hub due to uneven wear on the spline teeth
- Damaged torsion springs
- Damaged facing material
- Oily facings
- Broken facings
- Wear out on teeth of spline / Cushion spring steel segments separated from hub area
- Rust on the teeth of spline hub
- Unable to install the clutch disc to the main drive shaft
- Dropout of torsion spring/wear out of stop pin
- Hit mark to spline teeth and end surface. Crack to clutch plate.
Cause
Excessive grease or low viscosity grease causes this problem.
Melted grease on friction material affected co-efficient of disc facing.
Solution
Lightly grease spline, wipe off excessive grease after tentative installation and ensure there is smooth sliding of clutch disc on main drive shaft.
Use grade of grease specified by vehicle manufacturer.
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