Name: ______

DTEC 105

Driveshaft Lab

Reference: Spicer Driveline Installation manual and your text.

  1. What is the purpose of a slip joint in a driveshaft?
  2. What is the purpose of a carrier bearing in regards to a driveshaft?
  3. What is a zerk?
  4. What is a trunion?
  5. Which style driveshafts are used on:
  6. The Volvo?
  7. The Ottawa?
  8. The driveshafts that you took apart
  9. What is the difference between a universal joint and a constant velocity joint?
  10. Explain what is meant by a driveshaft being “in phase.” Include why or why not it is important.
  11. What is the most common cause of a twisted or broken driveshaft?
  12. How would you test for an imbalanced driveshaft?
  13. What problems are associated with improper universal joint operating angles?
  14. Define universal joint operating angle:
  15. Why should universal joint operating angles be at least 1 degree?
  16. What would be the result if universal joint operating angles on each end of a driveshaft were not within 1 degree of each other?
  17. Calculate the driveshaft angles for the driveshaft between the transmission and the front rear axle. Show your work in a concise way that the instructor can follow.
  18. Are these angles from the above question within specifications? (Use your calculations in the answer.)
  19. Calculate the driveshaft angles for the driveshaft between the front rear axle and the rear rear axle. Show your work in a concise way that the instructor can follow.
  20. Are these angles from the above question within specifications? (Use your calculations in the answer.)
  21. How would you calculate a compound universal joint operating angle?
  22. What is the maximum angle a universal joint can operate at if the maximum speed is 2500 rpm?
  23. What were the steps to remove and replace the universal shaft on the driveshaft in lab?

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