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CDL Quiz - Air Brakes Endorsement Part 1
Author:
Jazzycazz JacksonWeb Developer
A Platinum Image
USA
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Question: If the safety valve releases air, something is wrong.
Choices:
True
B. False
Question: The air compressor should cut-off at:
Choices:
100 psi.
125 psi.
150 psi.
175 psi.
Question: The service brake system applies and releases the brake when you use:
Choices:
The brake pedal.
The parking brake.
Emergency brake.
All of the answer choices.
Question: Air tanks must be drained to prevent brake failure because:
Choices:
Water can freeze in the cold
B. Water could jam the air supply lines.
C. Water will rust the springs brakes.
D. All answer choices.
Question: The air compressor pumps air into:
Choices:
Air lines.
Air storage tanks.
Alcohol evaporator.
Air compressor governor.
Question: The alcohol evaporator should be filled every:
Choices:
Day during cold weather.
B. 3 days.
C. 2 days.
D. Week.
Question: At what psi is the safety valve set to open to?
Choices:
A. 65 psi
B. 100 psi
150 psi
D. 200 psi
Question: When should the air compressor cut-in?
Choices:
80 psi.
90 psi.
100 psi.
125 psi.
Question: Manual air tanks must be drained:
Choices:
Each day after driving.
B. At every stop.
C. Once every other day.
D. At least once a week.
Question: What controls when the air compressor will pump air into the air storage tanks?
Choices:
Air compressor governor.
Airtank drains.
Air compressor relay.
Air compressor limiter.
Question: Service brake, parking brake, and emergency brake are all air brakes.
Choices:
True
False