Chapter 81 Brakes Test Review (Auto Tech)

Blowing dust off a brake assembly should not be done because the dust may contain cancer-causing ____.

• beryllium

• asphaltum

• manganese

• asbestos

Brake system hydraulic parts should be cleaned only with ____.

• brake fluid

• gasoline

• parts cleaner

• soap and water

Linings for drum brakes should be replaced if they are worn to a thickness of ____” or less.

• 1/8

• 1/64

• 1/16

• 1/32

When vacuum bleeding a brake system, how long does it usually take for new brake fluid to be seen steadily through the clear vacuum hose?

• 35-40 seconds

• 30-35 seconds

• 20-25 seconds

• 25-30 seconds

What does the knob on top of the vacuum brake bleeder allow you to adjust?

• Airflow

• Vacuum

• Airflow & Vacuum

• Neither Airflow nor Vacuum

A master cylinder must be bench bled before being installed in the vehicle.

• True

• False

A wheel cylinder rebuild normally involves honing the cylinder and installing new cups.

• True

• False

On a drum brake, the larger secondary lining faces the front of the vehicle.

• True

• False

A warped brake disc can cause severe vibration when the brakes are applied.

• True

• False

With a car that has power brakes, the engine must be running to check brake pedal action.

• True

• False