Final answer:
Improper lubrication of the fifth wheel can lead to cracked aprons and steering problems due to increased friction and wear between mechanical components.
Step-by-step explanation:
If your fifth wheel isn't greased properly, it can lead to various mechanical issues. Proper lubrication is crucial for maintaining the functionality and safety of a fifth wheel, which is a component that provides a pivot point between a tractor and trailer. Lack of grease can cause:
- A. Crack the apron.
- B. Create steering problems.
- C. Snap the kingpin.
While both cracked aprons and steering problems are plausible consequences, option C – snapping the kingpin – is less likely to result directly from inadequate lubrication. However, excessive wear and abnormal stress due to friction could contribute to a weakened kingpin over time. Therefore, the correct answers, in this case, would be D. Both A and B.