Title: Check the tractor protection valve.
Course: Diesel Equipment Technology I (20107-I) > Section: Preventive Maintenance and Inspection: Servicing the Air Brakes

Checking should include inspecting and testing, based on

- manufacturer guidelines
- the description of normal operation.

Process/Skill Questions:

- What other names may the tractor protection valve be called?
- What is the purpose of the tractor protection valve?