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

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

Take them apart to find the problem

Keep trying

A qualified person should repair them

Avoid driving at highway speeds

2 / 30

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

Stroke

None of these

Piston travel

Slack

3 / 30

What does LS refer to for chamber size?

Least stroke

Level stroke

Lead stroke

Long stroke

4 / 30

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

1 3/4 inch

2 inch

2 1/4 inch

1 1/4 inch

5 / 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

6 / 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 inside the brake-chamber on cam type brakes

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

None of these

7 / 30

Stroke limit is +/- what?

1/8 inch

1/64 inch

1/32 inch

1/16 inch

8 / 30

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

1 1/4 inch

1 3/4 inch

1 7/8 inch

1 1/2 inch

9 / 30

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

75%

25%

40%

50%

10 / 30

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

All of these

So it rotates freely

To remove any weight that sits on it

To be able to see clearly

11 / 30

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

There is resistance against the wheel

The wheel stops

The wheel turns freely

You hear grinding

12 / 30

The entire slack adjuster operates as...

5 units

Individual units

A unit

3 units

13 / 30

What is the purpose of slack adjusters?

All of these

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

To improve the wear of brake pads

To increase the thickness of the brake lining

14 / 30

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

Thicknesses

Lengths

Torque ratings

Arm configurations

15 / 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

16 / 30

How often should automatic slack adjusters be adjusted?

Weekly

Daily

Monthly

Never

17 / 30

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

Dangerously

Poorly

Satisfactorily

Extremely dangerously

18 / 30

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

1 1/4 inch

1 5/8 inch

1 3/4 inch

1 1/2 inch

19 / 30

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

1/4 inch

1/8 inch

3/4 inch

1/2 inch

20 / 30

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

Two to four

Five to eight

Ten to twelve

Eight to ten

21 / 30

What is the most common cause of loss of braking?

Poor brake adjustment

Old brakes

A ruptured brake line

Small reservoirs

22 / 30

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

A minimum

The maximum

1/2 inch

3/4 inch

23 / 30

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

2 3/4 inch

2 1/4 inch

2 1/2 inch

2 inch

24 / 30

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

1 1/4 inch

1 3/4 inch

1 1/2 inch

1 1/8 inch

25 / 30

At high temperature, what happens to the brake lining?

It thickens

It breaks away

None of these

It wears quickly

26 / 30

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

2 1/2 inch

2 5/8 inch

2 1/8 inch

1 3/4 inch

27 / 30

When must the brakes be adjusted?

When slack reaches 1/4 inch

When slack reaches 5/8 inch

When slack reaches 1/2 inch

When slack reaches 3/4 inch

28 / 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 lining needs replacement

If the brake pads need replacement

If the brake drums need replacement

29 / 30

Are slack adjusters used with wedge-type brakes?

Only with trailer applications

Depending on the type of vehicle

Yes

30 / 30

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

An S endorsement

A Z endorsement

An A endorsement

A B endorsement

Your score is

Saskatchewan Air Brake Test 07

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