CORE
CORE II
CORE III
CORE IV
CORE V
CORE VI
CORE VII
100
Even if you pass all types of the Epa 608, you still need this in order to get your Universal
What is CORE?
100
This gauge measures system pressure for the high side in pounds per square inch gauge (psig)
What is the High-pressure gauge?
100
The rise of these two medical conditions due to the depletion of the ozone layer
What are cataracts and skin cancer?
100
Ozone molecules consist of these atoms
What are 3 oxygen atoms?
100
One chlorine can destroy this many ozone molecules
What are 100,000 ozone molecules?
100
To remove refrigerant, in any condition from a system and store it in an approved recovery cylinder or container.
What is recover?
100
Means to extract refrigerant from an appliance and clean the refrigerant for reuse in equipment of the same owner without meeting all of the requirements for reclamation.
What is to recycle?
200
This chart is to see the relationship between these two things.
What is a pressure/temperature chart?
200
These are the three stages of the refrigeration process going through the condenser
What are de-superheating, change of state (saturations), and sub-cooling?
200
The main culprit for the genocide of ozone molecules
What is Chlorine?
200
TRUE OR FALSE: HC and HFO have the lowest global warming potential compared to CFCs, HCFCs, and HFCs.
What is true?
200
This refrigerant mixture contains two or more refrigerants. It acts like a single component refrigerant over its entire range. Thus, makes these mixtures act as a pure compound.
What is azeotropic?
200
TRUE OR FALSE: Some natural refrigerants, such as Ammonia, Propane, Isobutane, and CO2, can be purchased by someone who is not Section 608 certified.
What is True?
200
Upon completion of a leak repair, and before recharging the system you must put in this new accessory
What is a filter dryer?
300
Minor releases when connecting or disconnecting hoses for service or recovery are considered this
What is De-Minimis?
300
This gauge measures system pressure for the low side in pounds per square inch gauge (psig) and vacuum in inches of mercury (Hg).
What is the compound gauge? (Low side gauge)
300
This is due to the blended parts having different pressures for the same saturation temperature. Blended refrigerants are normally associated with having what is called
What is a temperature glide?
300
HFC contain hydrogen, fluorine, and carbon. Though they don't have chlorine to affect the ozone layer, they have the most effect on this
What is the global warming potential?
300
These refrigerant mixtures are mixtures of components that have different boiling points. This mixture is a blend of refrigerant.
What are zeotropic or non-azeotropic?
300
Act of 2020 was enacted to phasedown the production and use of HFCs through a series of rulings. It also has provisions to phaseout the manufacturing of equipment that utilize HFCs.
What is the A.I.M Act. (The American Innovation and Manufacturing)
300
The process for a refrigeration system is to remove water and water vapor, and must meet standards of 500 microns
What is evacuation? (vacuum)
400
This HVAC accessory prevent any liquid refrigerant that may flow from the evaporator from flowing into the compressor.
What is the Accumulator?
400
This ozone helps form the earth's protective and the layer protects the earth from ultraviolet radiation from the sun
What is Stratospheric ozone?
400
TRUE OR FALSE: Chlorine in CFCs & HCFCs will dissolve in water and break down into compounds that dissolve in water, so it does rain out of the atmosphere.
What is false?
400
To better define leak rates and service recovery levels the EPA lists refrigerants in four liquid-phase pressure ranges at 104°F condensing temperature.
These are the ranges to Identify Low, Medium, High, and Very high Pressures?
What are:
Low pressure- 30psig or lower
Medium pressure- 30psig to 155psig
High pressure- 155psig to 340 psig
Very High pressure- Over 340psig
400
These two international treaties that addresses ozone-depleting substances and their alternatives.
What is the Montreal Protocol and Clean Air ACT
400
Clean Air Act 608 regulates that a technician to keep records of appliance service, including dates, types of service, and refrigerant quantities for these many years
What are 3 years?
400
Means to process refrigerant to a level equal to new (virgin) product specifications as determined by chemical analysis. These refrigerants must meet AHRI 700 Standards, before it can be sold.
What is Reclaim?
500
This HVAC equipment has low pressure low temperature vapor coming in and high temperature high pressure coming out
What is the compressor
500
This measures the ability of a substance to destroy ozone in the stratosphere.
What is Ozone depletion potential (ODP)
500
This Act allows for releasing an exempt refrigerant or a small amount of refrigerant, mixed with nitrogen for leak detection
What is the Clean Air Act?
500
TRUE OR FALSE: A person is required to be a Section 608 certified technician when servicing an external electric circuit or sections of the system that do not involve the refrigerant components of an HVACR appliance.
What is false?
500
Reclaimed refrigerant must meet this Standard 700 before it can be resold under EPA’s regulations.
What is AHRI Standard 700?
500
The production and importation of most HCFCs was phased out in 2020, with the remaining being phased out in 2030.
After the phase-out of all HCFC refrigerants in 2030, supplies of those refrigerants for equipment servicing will come from
What are recovered and reclaimed gas?
500
This acid is formed if the refrigerant contains chlorine
What is Hydrochloric acid?
600
TRUE OR FALSE: It is a violation of the refrigerant management regulations under the Clean Air Act to service a system that uses CFCs or HCFCs after the phase-out of those refrigerants (2020 and 2030)
What is False?
600
This program identifies refrigerants with lower overall risks to human health and the environment.
What is SNAP?
600
Recovery equipment must be tested according to this standard
What is AHRI Standard 740?
600
A reusable container for refrigerant that is under high pressure (above 15 psig), at normal ambient temperature, must be tested for this and how many years
What is hydrostatically tested every 5 years?
600
The disposing of appliances of these many pounds EPA does not require technicians (or the company employing the technician) to record the model and serial number of the appliance. However, records that must be kept include.
• type of refrigerant recovered
• quantity of refrigerant, by type
• quantity recovered from disposed appliances in each calendar month
• quantity of refrigerant, by type, sent for reclamation or destruction
What are 5-50 pounds?
600
This acid is formed if the refrigerant contains fluorine.
What is Hydrofluoric acid?
600
When working with any solvents, chemicals, or refrigerants, this sheet should be reviewed by the technician to reference compatibility with other materials.
What is the Safety Data Sheets? (SDS)