Name

2. List four major parts of a disc brake assembly

Wheel Cylinder

Booster

Shoes

Drum

4. A system uses liquid to transmitt motion or pressuure from one part to another.

5. What are the four functions of the master cylinder?

6.Why is a dual master cylinder used?

7.A power brake uses pedal pressure and engine vacuum to assist brake application.

8.A hydro-boost power brake system uses presure from the power steering pump.

True

False

9.With a diagonally split brake system, in the master cylinder, each cup and piston assembly, operates a brake assembly on opposite sides and corners of the vehicle.

True

False

10.Which of the following is part of the brake caliper.

Piston seal

Bleeder screw

Piston boot

All of the above

11. What causes the brake caliper piston to retract away from the rotor after brake application?

12. Why are floating and sliding calipers more common than fixed calipers?

13.The provides a means of removing air from the wheel cylinder after repairs.

14.Explain the differences between the primary brake shoe and the secondary brake shoe.

15.The brake, also called the , warns the driver of a pressure loss on one side of a dual brake system.

16.Why is a metering valve used ?

17.How does the proportioning valve equalize braking action?

18.Describe a combination valve.

19.How does the parking brake work ?

20.A certain automotive brake system's residual pressure valve maintains residual fluid pressure of 9 psi. What is the approximate pressure in kilopascals?

62 kPa

32 kPa

83 kPa

56 kPa

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