Title: Inspect the hand brake (trailer) control valve, lines, fittings, and mountings.
Course: Diesel Equipment Technology II (20107-II) > Section: Brakes: Servicing the Air Brakes

Inspection should include operating the hand brake and checking for air loss when the hand brake is applied.

Process/Skill Questions:

- What are some possible causes of air loss?
- What is the best way to find an air leak?
- Why is it important to have someone assist in finding an air brake leak?