AIR BRAKES PRACTICE TEST - IDAHO
6.
How do you test hydraulic brakes for leaks?
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Pull forward against parking brake to make sure the hydraulic brakes holds.
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Pump the brake pedal three times, then apply firm pressure to the pedal and hold for five seconds. The pedal should not move.
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Pump the brake pedal ten times and see if it holds.
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7.
Tar in the road pavement rising to the road surface in very hot weather:
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is very sticky and will slow down your vehicle.
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causes the road to become very slippery.
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does not affect the road surface or driving conditions.
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8.
If air doesn't flow all the way to the back:
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your brakes will not work properly.
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a rollover is more likely.
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the trailer will tend to swing around.
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9.
What should you do to test your vehicle's low air pressure warning signal?
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Pump the brakes until the air pressure drops below 80 psi.
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With the engine running, put the vehicle in a forward gear and attempt to drive forward.
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With the key in the "on" or "battery charge" position, rapidly apply and release the foot brake.
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10.
Axle weight is:
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the maximum safe weight your tires can carry at a specified pressure.
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the weight transmitted to the ground by one axle or one set of axles.
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the weight of all the axles added together.
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