Allow rain water to enter the tanks.
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Are used to drain water and oil from the tanks.
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Should never be opened.
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Must remain open while driving.
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Number of questions: | 25 |
Passing score: | 20 |
Allow rain water to enter the tanks.
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Are used to drain water and oil from the tanks.
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Should never be opened.
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Must remain open while driving.
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At least three inches
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More than two inches
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Up to five inches
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No more than one inch
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Pumps air into the air storage tanks.
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Fills the tires.
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Moves air to the back of the truck.
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Cleans the brakes.
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1 psi
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2 psi
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3 psi
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4 psi
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Single air brake systems.
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Dual air brake systems.
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Triple air brake systems.
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Quadruple air brake systems.
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Has a single air brake system, but uses two sets of controls.
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Has one air brake system for each side of the truck.
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Has two brakes for each wheel.
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Has two separate air brake systems, but uses a single set of controls.
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