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.


Saskatchewan Air Brake Test 04

1 / 30

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

2 / 30

What is referred to as blended air?

3 / 30

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

4 / 30

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

5 / 30

How many functions does the trailer-supply valve have?

6 / 30

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

7 / 30

What does the tractor protection system do?

8 / 30

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

9 / 30

At what pressure will the spring brakes apply?

10 / 30

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

11 / 30

What makes up the tractor protection system?

12 / 30

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

13 / 30

Under normal operating conditions the primary reservoir operates which brakes?

14 / 30

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

15 / 30

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

16 / 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...

17 / 30

When does compounding the brakes happen?

18 / 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?

19 / 30

Spring brakes consist of how many separate air chambers?

20 / 30

What is caging the brakes referred to as?

21 / 30

What is the purpose of an air pressure gauge?

22 / 30

Spring brakes are a reliable parking brake because...

23 / 30

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

24 / 30

What happens when you operate the park control valve?

25 / 30

Where is an anti-compound line sometimes installed?

26 / 30

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

27 / 30

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

28 / 30

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

29 / 30

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

30 / 30

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

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