What is the primary function of an air brake system?
Correct!
Wrong!
Air brake systems use compressed air to apply pressure to the brake pads and stop the vehicle.
What component stores compressed air for braking?
Correct!
Wrong!
The air tanks store the air that is used by the brake system when needed.
Which pedal does a driver press to apply the air brakes?
Correct!
Wrong!
The brake pedal controls how much air is sent to the brake chambers.
What happens if the air pressure in the system drops too low?
Correct!
Wrong!
The spring brakes will automatically engage to stop the vehicle.
What is the purpose of a governor in an air brake system?
Correct!
Wrong!
The governor controls when the air compressor will pump air into the tanks.
Which gauge tells you the air pressure available for braking?
Correct!
Wrong!
The air pressure gauge shows the pressure level in the air tanks.
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Why is it important to drain air tanks daily?
Correct!
Wrong!
Draining removes moisture and oil buildup that can damage the system.
What is the name of the emergency braking system?
Correct!
Wrong!
The spring brake system provides emergency braking if air pressure is lost.
Before driving, why must you check air brake system warning lights?
Correct!
Wrong!
Warning lights ensure that you are alerted if there is a drop in air pressure.