EPA608 Universal 2025 update| comprehensive
questions and verified answers (complete
solutions) Exam |GRADE A+!!
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Practice questions for this set
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Terms in this set (160)
Refrigeration technicians Lose their EPA certification, be fined, be required to
who violate the Clean Air appear in Federal court.
Act can: -
After 1995, any supplies of recovery and recycling.
CFC refrigerants to
service existing units in the
USA can only come from:
-
,Refrigerant that is the same system or other systems owned by the same
recovered can be person without restriction.
returned to: -
Refrigerant can not be has been chemically analyzed and the refrigerant
called "reclaimed" unless meets the ARI-700 standard.
it: - .
The EPA can require a revocation of the technicians certification.
technician to demonstrate
their ability to perform
proper procedures for
recovering and/or
recycling refrigerant.
Failure to demonstrate
competency can result in:
-
What characteristic(s) of Refrigerants that contain chlorine but not hydrogen
CFCs make them more are so stable that they do not break down in the lower
likely to reach the atmosphere after being released. The chlorine or
stratosphere than most bromine reacts with the ozone, causing it to change
other compounds back to oxygen, thus destroying the ozone layer.
containing chlorine? -
A system is considered the vacuum indicator shows you have reached and
dehydrated when: - held the required finished vacuum.
Disposable refrigerant virgin refrigerant
containers are used for
______
Which refrigerant is an R-123, R-124, R-22
HCFC? -
What statement is true It is a mixture that acts like a single-component
about an azeotropic refrigerant over its entire range.
refrigerant mixture? -
, Chlorofluorocarbos It is a mixture that acts like a single-component
(CFCs) and refrigerant over its entire range.
hydrochlorofluorocarbons
(HCFCs) have which of the
following in common? -
To scrap a disposable 0 psig.
cylinder, the internal
cylinder pressure should
be reduced to at least: -
Manifold gauge sets are
often color coded, when
this is done, the high
pressure gauge is color
coded: - Red.
In general, blended as a liquid.
refrigerants should be
charged: -
Blended refrigerants leak in uneven amounts due to different vapor pressures.
from a system: -
Which of the following
gases help form the earth's
protective shield? -
Stratospheric Ozone
In a refrigerant system, the
device that changes a low
pressure vapor to a high
pressure vapor is the: -
compressor.
questions and verified answers (complete
solutions) Exam |GRADE A+!!
Save
Practice questions for this set
Learn 1 /1 Study with Learn
Terms in this set (160)
Refrigeration technicians Lose their EPA certification, be fined, be required to
who violate the Clean Air appear in Federal court.
Act can: -
After 1995, any supplies of recovery and recycling.
CFC refrigerants to
service existing units in the
USA can only come from:
-
,Refrigerant that is the same system or other systems owned by the same
recovered can be person without restriction.
returned to: -
Refrigerant can not be has been chemically analyzed and the refrigerant
called "reclaimed" unless meets the ARI-700 standard.
it: - .
The EPA can require a revocation of the technicians certification.
technician to demonstrate
their ability to perform
proper procedures for
recovering and/or
recycling refrigerant.
Failure to demonstrate
competency can result in:
-
What characteristic(s) of Refrigerants that contain chlorine but not hydrogen
CFCs make them more are so stable that they do not break down in the lower
likely to reach the atmosphere after being released. The chlorine or
stratosphere than most bromine reacts with the ozone, causing it to change
other compounds back to oxygen, thus destroying the ozone layer.
containing chlorine? -
A system is considered the vacuum indicator shows you have reached and
dehydrated when: - held the required finished vacuum.
Disposable refrigerant virgin refrigerant
containers are used for
______
Which refrigerant is an R-123, R-124, R-22
HCFC? -
What statement is true It is a mixture that acts like a single-component
about an azeotropic refrigerant over its entire range.
refrigerant mixture? -
, Chlorofluorocarbos It is a mixture that acts like a single-component
(CFCs) and refrigerant over its entire range.
hydrochlorofluorocarbons
(HCFCs) have which of the
following in common? -
To scrap a disposable 0 psig.
cylinder, the internal
cylinder pressure should
be reduced to at least: -
Manifold gauge sets are
often color coded, when
this is done, the high
pressure gauge is color
coded: - Red.
In general, blended as a liquid.
refrigerants should be
charged: -
Blended refrigerants leak in uneven amounts due to different vapor pressures.
from a system: -
Which of the following
gases help form the earth's
protective shield? -
Stratospheric Ozone
In a refrigerant system, the
device that changes a low
pressure vapor to a high
pressure vapor is the: -
compressor.
