Auto II Midterm Exam 2021-2022

The component pictured here is called a/an

• Accumulator

• Condenser

• Orifice Tube

• Schrader Valve

The A/C component that pumps freon through the A/C system is called the:

• Evaporator

• Compressor

• Condenser

• Expansion Valve

The component pictured here is called a/an:

• Accumulator

• Orifice Tube

• Condenser

• Evaporator

R-134a comes in a 30 lb. container that is colored:

• White

• Black

• Red

• Blue

A front wheel drive vehicle has a broken condenser line. What other vehicle component may also be defective that could have caused the condenser line to break?

• Shock Absorbers

• Engine Mounts

• Cooling Fan

• Compressor

Clear water is observed dripping out from beneath the evaporator. Technician A says that is normal. Technician B says that the evaporator housing is defective and should be replaced. Which is correct?

• Technician A

• Technician B

• Both Technician A and B

• Neither Technician A nor B

The first step in the diagnostic procedure when attempting to solve an HVAC customer problem is:

• Visual Inspection

• Check for diagnostic trouble codes

• Check for technical service bulletins

• Verify customer concern

Nothing is seen in the A/C sight glass. Technician A says that the system may be completely empty of refrigerant. Technician B says that the system may be completely charged. Which technician is correct?

• Technician A

• Technician B

• Both Technician A and B

• Neither Technician A nor B

The component pictured here is called a/an:

• Flywheel

• Blower Motor

• Impeller

• Fan Clutch

In what component does refrigerant vaporize?

• Receiver-drier

• Compressor

• Expansion Valve

• Evaporator