Title: Inspect the air drier systems, filters, valves, heaters, wiring, and connectors.
Course: Diesel Equipment Technology II (20107-II) > Section: Brakes: Servicing the Air Brakes

Inspection should include

- identifying leaks or problems that require necessary repairs
- visually inspecting components for evidence of leaks and poor connections
- replacing the desiccant or filter, depending on manufacturer guidelines.

Process/Skill Questions:

- Why should the system air pressure be bled before performing repairs?
- How often should the air drier filter be replaced?