HAC 101 Assessment

The Clean Air Act (CAA)......

• a. Mandates that each shop maintain a current government-issued license

• b. Outlines the specific refrigerants that can be safely used for each application

• c. Sets the standards for shops that do air-conditioning work

• d. All of the above

The 609 license never expires.

• True

• False

The 609 License Ensures that the technician knows how to repair the automotive-air conditioning systems.

• True

• False

Section 609 of the federal law that regulates air emissions from stationary and mobile sources contains all of the motor vehicle air-conditioning (MVAC) requirements and laws.

• a. The OSHA code and compliance guidelines

• b. The Clean Air Act (CAA)

• c. The Department of Transportation (DOT)

• d. None of the above

The _________ of the refrigerant system is designed to allow easy transformation of the refrigerant from a liquid to a gas.

• medium side

• high side

• low side

• none of the above

The amount of heat required to raise the temperature of 1 pound of water at 32°F (0°C) and at atmospheric pressure by 1°F would be:

• a. 1 kelvin.

• b. 1 Btu.

• c. 1 joule.

• d. 1 rankine.

When the pressure of a gas is raised, its temperature:

• a. goes down.

• b. remains unchanged.

• c. goes up.

• d. becomes unstable.

Radiation describes the amount of heat it takes to move temperature up or down in degrees.

• True

• False

The A/C compressor clutch is engaged and disengaged by using:

• a. hydraulic pressure.

• b. vacuum.

• c. compressed air.

• d. electromagnetism.

The air-conditioning hose connections are secured to the hose using special unions known as to avoid leaks.

• a. Wobbles

• b. Billets

• c. Crimps

• d. Baffles