Saskatchewan Air Brake Test 04

Taking the time to study and practice your skills will undoubtedly pay off when it comes time to take the exam. And when you pass your official test with flying colors, you can be confident that you’re not only a skilled and knowledgeable driver but also a safe and responsible one. So, take advantage of the free resources available and give yourself the best possible chance for success.

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Saskatchewan Air Brake Test 04

1 / 30

Which statement is false? A spring-brake chamber functions as...

2 / 30

At what pressure will the spring brakes apply?

3 / 30

Spring brakes consist of how many separate air chambers?

4 / 30

The spring brake may begin to drag if the air pressure in the system falls below approximately what pressure?

5 / 30

With a dual-circuit system, pressurized air moves from the supply reservoir to...

6 / 30

What does the tractor protection system do?

7 / 30

When does compounding the brakes happen?

8 / 30

What is the minimum pressure at which the tractor protection system must be activated?

9 / 30

Spring brakes are installed in the same manner as service brakes and are always installed where?

10 / 30

All discarded spring-brake chambers must be disassembled and disposed of by whom?

11 / 30

To avoid compounding, the park brake should be...

12 / 30

How many functions does the trailer-supply valve have?

13 / 30

What makes up the tractor protection system?

14 / 30

Release of air in the spring-brake circuit causes the drive axle to do what?

15 / 30

Spring brakes are a reliable parking brake because...

16 / 30

What is caging the brakes referred to as?

17 / 30

The rear chamber houses a large, powerful compression spring and diaphragm and performs emergency and parking functions, sometimes called...

18 / 30

When you operate the park control valve, air is exhausted from where?

19 / 30

What is referred to as blended air?

20 / 30

If air pressure cannot be restored in the service-brake chamber and it is necessary to move the vehicle, the power spring can be compressed manually by the use of...

21 / 30

The only way the vehicle can be moved after all air is lost is to do what?

22 / 30

During a controlled service brake application, air pressure enters the service port and acts upon the service diaphragm, which does what?

23 / 30

A two-way check valve allows the source applying the higher pressure to shift the shuttle so that what happens?

24 / 30

If a failure occurs in the primary circuit and a brake application is made, control air from the secondary side of the foot valve is directed to where?

25 / 30

Installation of parking brakes and piping arrangements into a vehicle air brake system will vary, depending on...

26 / 30

Under normal operating conditions the primary reservoir operates which brakes?

27 / 30

What is the purpose of an air pressure gauge?

28 / 30

What's the purpose of the dual-circuit air system?

29 / 30

What happens when you operate the park control valve?

30 / 30

Where is an anti-compound line sometimes installed?

Your score is

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