HVAC MIDTERM SUMMER 24

Front

Customer states: AC not blowing cold. Gauges read 0 pressure on Both High and Low Side. What should be done next?

Back

Vacuum and Leak Test

Front

Compressor is cycling on and off. There is pressure in both High and Low side. What should be done next?

Back

Recover Refrigerant then Charge the right amount of Refrigerant

Front

The correct name of the Valve Core:

Back

Schrader Valve

Front

Who is correct regarding the sizes of the high side and low side lines and service ports? Tech A says: The high side line is larger in diameter than the Low side line. Tech B says: The low side service port is larger than the High side service port.

Back

Neither A nor B

Front

The system has lost all Refrigerant, But the leak test passed. What should be done next?

Back

Replace Valves

Front

A CFC Refrigerant: R134a, R-12, R1234yf, All of the Above

Back

R-12

Front

R134a Container Color: Light Blue, Dark Blue, Orange, Yellow, Brown

Back

Light Blue

Front

HFC:

Back

Hydrofluorocarbon

Front

CFC:

Back

Chlorofluorocarbon

Front

Compressor not engaging. Gauges showing pressure at 60 psi on both High and Low side. Fuses check out as good. What should be done next?

Back

Check Power and ground at Compressor