It's Thursday! Happy HAC 101!

What is the act of removing the refrigerant called?

• a.

  Reclaiming

• b.

  Flushing

• c.

  Recharging

• d.

  Recycling

The type of refrigerant must remain the same because cross-contamination will create a(n) __________.

• hazard
• improvement
• benefit
• pollutant

To remove moisture from the air-conditioning system, the pressure in the lines needs to be lowered with a(n) __________.

• fan
• dehumidifier
• vacuum pump
• compressor

__________ is the process of creating a low pressure or vacuum in the air-conditioning system using a vacuum pump and gauges.

• Evacuation
• Expansion
• Condensation
• Compression

__________ of the air-conditioning system is recommended to catch any masked problems that did not appear when the original problem was diagnosed.

• Replacement
• Inspection
• Repair
• Maintenance

What is the purpose of a condenser in an air-conditioning system?

• a.

  To cool the refrigerant

• b.

  To heat the refrigerant

• c.

  To remove moisture from the system

• d.

  To create a vacuum in the system

What happens if the refrigerant in the air-conditioning system is not properly evacuated?

• The system will overheat

• The system will not cool properly

• The system will produce a loud noise

• The system will leak refrigerant

What is the role of a compressor in an air-conditioning system?

• To remove moisture from the system

• To create a vacuum in the system

• To circulate the refrigerant

• To cool the refrigerant

What is the result of a blocked condenser in an air-conditioning system?

• The system will not cool properly

• The system will produce a loud noise

• The system will leak refrigerant

• The system will overheat

What is the process of adding refrigerant to the air-conditioning system called?

• a.

  Reclaiming

• b.

  Flushing

• c.

  Recharging

• d.

  Recycling