This module describes how spring brakes function as parking and emergency brakes, and the main vehicle components involved. Manual and automatic application of the spring brakes will be covered, as well as precautions to take when parking and working around spring brake chambers. After completion, participants will be able to:
- Explain how air pressure operates the spring brakes
- Describe how to manually apply the spring brakes
- List factors to be aware of when driving and parking a vehicle with spring brakes
- Identify a manually disabled spring brake