Saskatchewan Air Brake Test 07

Taking the free Saskatchewan Air Brake practice test is a smart move if you are planning to take the official exam. The practice test provides you the opportunity to test your knowledge and understanding of the air brake system and related regulations in Saskatchewan. Not only does it offer you an assessment of your current abilities, but it also helps you identify areas in which you may need to improve.

1 / 30

How often should automatic slack adjusters be adjusted?

Daily

Weekly

Never

Monthly

2 / 30

After multiple attempts to adjust the automatic slack adjusters, what happens If they are still out of adjustment?

A qualified person should repair them

Avoid driving at highway speeds

Keep trying

Take them apart to find the problem

3 / 30

What is the stroke limit for a type-30LS air chamber?

2 1/2 inch

2 1/4 inch

2 3/4 inch

2 inch

4 / 30

At an 80 psi application, a brake chamber with 3/4 inch of slack will stroke how much?

1 1/8 inch

1 1/4 inch

1 3/4 inch

1 1/2 inch

5 / 30

When performing a brake adjustment, why raise the wheel to be adjusted off the ground?

All of these

To be able to see clearly

So it rotates freely

To remove any weight that sits on it

6 / 30

The entire slack adjuster operates as...

A unit

3 units

Individual units

5 units

7 / 30

What is the most common cause of loss of braking?

A ruptured brake line

Poor brake adjustment

Small reservoirs

Old brakes

8 / 30

What is the stroke limit for a type-20 air chamber?

1 3/4 inch

1 5/8 inch

1 1/4 inch

1 1/2 inch

9 / 30

Are slack adjusters used with wedge-type brakes?

Yes

Only with trailer applications

Depending on the type of vehicle

10 / 30

Stroke limit is +/- what?

1/8 inch

1/64 inch

1/16 inch

1/32 inch

11 / 30

Under normal light braking conditions, grossly maladjusted brakes seem to respond how?

Poorly

Dangerously

Extremely dangerously

Satisfactorily

12 / 30

What is the stroke limit on a type-24 air chamber?

1 3/4 inch

1 7/8 inch

1 1/2 inch

1 1/4 inch

13 / 30

Which statement is false? Slack adjusters are available in a variety of...

Torque ratings

Thicknesses

Arm configurations

Lengths

14 / 30

What is the requirement for your license to operate a vehicle with an air brake system?

A Z endorsement

A B endorsement

An S endorsement

An A endorsement

15 / 30

At high temperature, what happens to the brake lining?

It wears quickly

It breaks away

It thickens

None of these

16 / 30

For manual slack adjusters, compare the actual stroke to the recommended maximum stroke of 1 1/2 inch to determine what?

If brake adjustment is necessary

If the brake drums need replacement

If the brake pads need replacement

If the brake lining needs replacement

17 / 30

When must the brakes be adjusted?

When slack reaches 5/8 inch

When slack reaches 3/4 inch

When slack reaches 1/4 inch

When slack reaches 1/2 inch

18 / 30

What are slack adjusters?

They are mechanical links between the brake-chamber push rod and the camshaft on cam type brakes

They are mechanical links inside the brake-chamber on cam type brakes

They are hydraulic pistons between the brake-chamber push rod and the camshaft on cam type brakes

None of these

19 / 30

What is the stroke limit for a type-24LS air chamber?

1 3/4 inch

2 1/4 inch

1 1/4 inch

2 inch

20 / 30

What is the purpose of slack adjusters?

All of these

To improve the wear of brake pads

To increase the thickness of the brake lining

To maintain proper brake chamber stroke and lining-to-drum clearance during normal operation

21 / 30

Even with cold drums, a vehicle with poorly adjusted brakes will have up to a how much longer stopping distance than normal?

25%

50%

40%

75%

22 / 30

The type-30 air chamber has how much available stroke?

2 5/8 inch

2 1/8 inch

1 3/4 inch

2 1/2 inch

23 / 30

The most efficient braking occurs when push rod travel is held to...

The maximum

A minimum

1/2 inch

3/4 inch

24 / 30

A correctly adjusted brake will have how much available slack?

1/2 to 3/4 inch

1/16 to 1/8 inch

1/4 to 3/8 inch

1/8 to 3/16 inch

25 / 30

Normally how many brake applications of 100 psi per day will keep the brakes properly adjusted with automatic slack adjusters?

Two to four

Ten to twelve

Eight to ten

Five to eight

26 / 30

What is another word for the length of push-rod travel?

Stroke

Piston travel

None of these

Slack

27 / 30

Since cast iron expands when heated, a hot brake drum can cause the chamber to stroke a further...

3/4 inch

1/8 inch

1/4 inch

1/2 inch

28 / 30

If the brakes are badly out of adjustment it may take up to how many brake applications of 100 psi to adjust them?

Up to 15

Up to 12

20 or more

29 / 30

What does LS refer to for chamber size?

Lead stroke

Long stroke

Least stroke

Level stroke

30 / 30

Turn the slack adjustment mechanism until the wheel stops, then back off the adjustment until...

The wheel turns freely

You hear grinding

The wheel stops

There is resistance against the wheel

Your score is

Saskatchewan Air Brake Test 07

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