Tech Tips
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
| Symptom | Suspected Area | Link |
|---|---|---|
| Clutch grabs / chatters | Engine mounting (loose) | - |
| Clutch disc assembly (excessive runout) (for R151) | ||
| Clutch disc assembly (excessive runout) (for RC60,RC61) | ||
| Clutch disc assembly (oily) (for R151) | ||
| Clutch disc assembly (oily) (for RC60,RC61) | ||
| Clutch disc assembly (worn out) (for R151) | ||
| Clutch disc assembly (worn out) (for RC60,RC61) | ||
| Clutch disc torsion spring (damage) (for R151) | ||
| Clutch disc torsion spring (damage) (for RC60,RC61) | ||
| Clutch disc (glazed) (for R151) | ||
| Clutch disc (glazed) (for RC60,RC61) | ||
| Diaphragm spring (tip out of alignment) (for R151) | ||
| Diaphragm spring (tip out of alignment) (for RC60,RC61) | ||
| Clutch pedal is spongy | Clutch line (air in line) | - |
| Master cylinder cup (damaged) | ||
| Release cylinder spring (damaged) | Click here | |
| Clutch is noisy | Release bearing (worn, dirty, or damaged) (for R151) | |
| Release bearing (worn, dirty, or damaged) (for RC60,RC61) | ||
| Clutch disc torsion spring (damaged) (for R151) | ||
| Clutch disc torsion spring (damaged) (for RC60,RC61) | ||
| Clutch slips | Clutch pedal (free play out of adjustment) | |
| Clutch line (air in line) | - | |
| Clutch disc (worn out) (for R151) | ||
| Clutch disc (worn out) (for RC60,RC61) | ||
| Diaphragm spring (damaged) (for R151) | ||
| Diaphragm spring (damaged) (for RC60,RC61) | ||
| Pressure plate (distortion) (for R151) | ||
| Pressure plate (distortion) (for RC60,RC61) | ||
| Flywheel (distortion) (for R151) | ||
| Flywheel (distortion) (for RC60,RC61) | ||
| Clutch does not disengage | Clutch pedal (free play out of adjustment) | |
| Clutch line (air in line) | - | |
| Release cylinder cup (damaged) | Click here | |
| Clutch disc assembly (out of true) (for R151) | ||
| Clutch disc assembly (out of true) (for RC60,RC61) | ||
| Clutch disc assembly (excessive runout) (for R151) | ||
| Clutch disc assembly (excessive runout) (for RC60,RC61) | ||
| Clutch disc assembly (lining broken) (for R151) | ||
| Clutch disc assembly (lining broken) (for RC60,RC61) | ||
| Clutch disc assembly (dirty or burned) (for R151) | ||
| Clutch disc assembly (dirty or burned) (for RC60,RC61) | ||
| Clutch disc assembly (oily) (for R151) | ||
| Clutch disc assembly (oily) (for RC60,RC61) | ||
| Clutch disc assembly (lack of spline grease) (for R151) | ||
| Clutch disc assembly (lack of spline grease) (for RC60,RC61) |