Lesson 2/Learning Event 1
AIRHYDRAULIC BRAKE SYSTEMS
Describe the principles, construction, and operation of airhydraulic
Given information on the purpose, components, operation, and
inspection of airhydraulic brake systems.
Answer 70 percent of the multiplechoice test items covering
Learning Event 1:
brake system which uses only the energy that is applied to the brake
foot pedal. This type brake does a good job on lightduty vehicles,
but medium and heavyduty vehicles require a better braking system.
The Army's 2 1/2ton and some 5ton tactical design trucks have air
air systems. The hydraulic systems of straight hydraulic brakes and
airhydraulic brakes are about the same. The compressed air system
supplies air pressure to boost the hydraulic pressure to the wheel