| 1. Lift and carefully fix the car on supports. |
| 2. Turn a steering wheel to the right or to the left against the stop and twist a forward wheel. |
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3. Examine rubber protective covers of hinges of equal angular speeds, squeezing them for disclosure of bends. |
| 4. Check protective covers for existence of cracks which can lead to lubricant leak, and also to penetration in water and dirt. Also check a condition of fixing collars. |
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5. Examine covers of internal hinges of equal angular speeds and casings on the other hand. If any damage is found, then the cover needs to be replaced immediately.
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| 6. At the same time check the general condition of hinges of equal angular speeds, holding a shaft and at the same time trying to turn a wheel. |
| 7. Repeat attempt, holding the internal hinge and turning a shaft. Any noticeable side play indicates wear of the hinge of equal angular speeds, wear in grooves of a shaft or unscrewing of a lock nut of a shaft. |
