CDL AIR BRAKES PRACTICE TEST - MICHIGAN
11.
To use the controlled braking method in an emergency, you should:
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apply the brakes when the wheels lock up.
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apply the brakes as hard as you can without locking the wheels.
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apply your brakes all the way, and release the brakes when the wheels lock up.
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12.
If you must make an emergency stop, you should:
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brake in a way that will keep your vehicle in a straight line.
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use the hand brake before the brake pedal.
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apply the brakes as hard as you can to lock them.
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13.
ABS:
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makes it easier to break.
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helps you avoid wheel lock up.
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allows the wheels to lock up.
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14.
In air brake vehicles, the parking brake should be used:
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to hold your speed while going downhill.
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as little as possible.
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any time you park (with a few exceptions).
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15.
Before driving a vehicle with a dual brake brake system, the driver should:
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wait at least 10 minutes before driving.
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allow time for the air compressor to build up a minimum of 100 psi pressure in both the primary and secondary systems.
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pump the brake pedal 10 times to build pressure.
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