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

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

1 1/2 inch

1 3/4 inch

1 7/8 inch

1 1/4 inch

2 / 30

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

There is resistance against the wheel

The wheel turns freely

You hear grinding

The wheel stops

3 / 30

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

1 1/4 inch

2 inch

2 1/4 inch

1 3/4 inch

4 / 30

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

None of these

Slack

Stroke

Piston travel

5 / 30

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

2 1/4 inch

2 3/4 inch

2 1/2 inch

2 inch

6 / 30

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

1 1/4 inch

1 3/4 inch

1 1/2 inch

1 5/8 inch

7 / 30

How often should automatic slack adjusters be adjusted?

Weekly

Daily

Monthly

Never

8 / 30

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

1/2 inch

1/8 inch

3/4 inch

1/4 inch

9 / 30

What is the purpose of slack adjusters?

To increase the thickness of the brake lining

All of these

To improve the wear of brake pads

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

10 / 30

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

Lengths

Thicknesses

Arm configurations

Torque ratings

11 / 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

Take them apart to find the problem

Keep trying

12 / 30

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

1 3/4 inch

1 1/8 inch

1 1/4 inch

1 1/2 inch

13 / 30

What does LS refer to for chamber size?

Lead stroke

Long stroke

Least stroke

Level stroke

14 / 30

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

Extremely dangerously

Poorly

Dangerously

Satisfactorily

15 / 30

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

25%

40%

50%

75%

16 / 30

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

An S endorsement

An A endorsement

A B endorsement

A Z endorsement

17 / 30

Are slack adjusters used with wedge-type brakes?

Only with trailer applications

Depending on the type of vehicle

Yes

18 / 30

What is the most common cause of loss of braking?

Poor brake adjustment

Small reservoirs

A ruptured brake line

Old brakes

19 / 30

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

To be able to see clearly

To remove any weight that sits on it

All of these

So it rotates freely

20 / 30

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

20 or more

Up to 12

Up to 15

21 / 30

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

2 1/8 inch

2 1/2 inch

1 3/4 inch

2 5/8 inch

22 / 30

When must the brakes be adjusted?

When slack reaches 1/4 inch

When slack reaches 3/4 inch

When slack reaches 1/2 inch

When slack reaches 5/8 inch

23 / 30

What are slack adjusters?

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

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

None of these

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

24 / 30

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

Five to eight

Ten to twelve

Two to four

Eight to ten

25 / 30

A correctly adjusted brake will have how much available slack?

1/2 to 3/4 inch

1/4 to 3/8 inch

1/8 to 3/16 inch

1/16 to 1/8 inch

26 / 30

Stroke limit is +/- what?

1/8 inch

1/64 inch

1/16 inch

1/32 inch

27 / 30

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

3/4 inch

1/2 inch

A minimum

The maximum

28 / 30

The entire slack adjuster operates as...

3 units

5 units

A unit

Individual units

29 / 30

At high temperature, what happens to the brake lining?

It breaks away

It thickens

None of these

It wears quickly

30 / 30

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

If the brake drums need replacement

If the brake pads need replacement

If brake adjustment is necessary

If the brake lining needs replacement

Your score is

Saskatchewan Air Brake Test 07

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