Checking should include inspecting and testing, based on
- manufacturer guidelines
- the description of normal operation.
ASE 1: III. Brakes: B. Air Brakes: Air Supply and Service System (P-1)
Process/Skill Questions:
- What may occur when the hand brake (trailer) control valve does not operate according to manufacturer specifications?
- What will happen if the control valve leaks air into the braking system?