A2L CORE 1 QUESTIONS AND ANSWERS
The AIM Act will phasedown production and importation of - Answers :HFC's by 85%
over the next 15 years
EPA SNAP 23 approved the use of what refrigerants in the air conditioning sector
subject to use restrictions - Answers :A2L
The HVACR industry is currently transitioning away from HFCs to - Answers :HFOs,
HFO Blends, and HCs
CO2 is the baseline measurement for GWP and has a value of - Answers :1
If the refrigerant is flammable the basic refrigeration cycle - Answers :Does not change
Equipment with flammable refrigerant requires a _____ colored marking on all process
tubes and service connections - Answers :Red
High temperature/high pressure vapor flows from the compressor into the? - Answers
:Condenser
The ____ receives a low pressure/low temperature vapor and discharges a high
pressure/high temperature vapor - Answers :Compressor
The _____ is feed high pressure subcooled liquid refrigerant and it feeds low pressure
low temperature liquid into the evaporator - Answers :Metering Device
Most compressors require what to operate properly, which is specified by the
manufacturer - Answers :Lubrication (Oil)
The _____ is a heat transfer component located on the low pressure side of the system
- Answers :Evaporator
The two types or classes of metering devices are? - Answers :Fixed and Adjustable
Additional components that may be installed on the low side of a refrigeration circuit are
- Answers :Suction line drier and Accumulator
Additional components that may be installed on the high side of a refrigeration circuit
are - Answers :Liquid line drier and Receiver
Due to their impact on the environment, most refrigerants are now regulated by either? -
Answers :The EPA, State Laws, or both
Flammable refrigerants will only be used in - Answers :New systems that are designed
to mitigate risks and allowed by appropriate codes and standards
The AIM Act will phasedown production and importation of - Answers :HFC's by 85%
over the next 15 years
EPA SNAP 23 approved the use of what refrigerants in the air conditioning sector
subject to use restrictions - Answers :A2L
The HVACR industry is currently transitioning away from HFCs to - Answers :HFOs,
HFO Blends, and HCs
CO2 is the baseline measurement for GWP and has a value of - Answers :1
If the refrigerant is flammable the basic refrigeration cycle - Answers :Does not change
Equipment with flammable refrigerant requires a _____ colored marking on all process
tubes and service connections - Answers :Red
High temperature/high pressure vapor flows from the compressor into the? - Answers
:Condenser
The ____ receives a low pressure/low temperature vapor and discharges a high
pressure/high temperature vapor - Answers :Compressor
The _____ is feed high pressure subcooled liquid refrigerant and it feeds low pressure
low temperature liquid into the evaporator - Answers :Metering Device
Most compressors require what to operate properly, which is specified by the
manufacturer - Answers :Lubrication (Oil)
The _____ is a heat transfer component located on the low pressure side of the system
- Answers :Evaporator
The two types or classes of metering devices are? - Answers :Fixed and Adjustable
Additional components that may be installed on the low side of a refrigeration circuit are
- Answers :Suction line drier and Accumulator
Additional components that may be installed on the high side of a refrigeration circuit
are - Answers :Liquid line drier and Receiver
Due to their impact on the environment, most refrigerants are now regulated by either? -
Answers :The EPA, State Laws, or both
Flammable refrigerants will only be used in - Answers :New systems that are designed
to mitigate risks and allowed by appropriate codes and standards
