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 | See page |
|---|---|---|
| Noise | Spider bearing for TSAM made (worn or stuck) | |
| Spider bearing for TMT made (worn or stuck) | ||
| Vibration | Propeller shaft for TSAM made (runout) | |
| Propeller shaft for TMT made (runout) | ||
| Propeller shaft (imbalance) | - |
| Symptom | Suspected Area | See page |
|---|---|---|
| Noise | Spider bearing for TSAM made (worn or stuck) | |
| Spider bearing for TMT made (worn or stuck) | ||
| Center bearing for TSAM made (worn) | ||
| Center bearing for TMT made (worn) | ||
| Vibration | Propeller shaft for TSAM made (runout) | |
| Propeller shaft for TMT made (runout) | ||
| Propeller shaft (imbalance) | - | |
| Intermediate shaft for TSAM made (runout) | ||
| Intermediate shaft for TMT made (runout) | ||
| Intermediate shaft (imbalance) | - |