SKILLCAT EPA 608 EXAM 2025 ACTUAL
EXAM QUESTIONS AND CORRECT
ANSWERS RATED A+
What date was the sale of CFC's & HCFC's restricted to technicians
certified in refrigerant recovery? -ANSWER-November 14, 1994
1989-
Montreal Protocol
July 1 1992-
Violation to vent CFCs or HCFCs
Nov 15 1993-
Recovery/Recycling equipment must be certified and labeled by EPA
AND
Before this date recovery equipment needed to be capable of
removing 80% of the refrigerant, w or wo compressor, or 4 in Hg
After this date recovery equipment needs to be capable of removing
90%, or 80% without working compressor, or 4 in Hg
AND
Required level of evacuation for Low Pressure appliances before this
date was 25 inches Hg, after this date 25 mm Hg
Nov 14 1994-
Certification needed to service, maintain, or dispose of appliances with
refrigerants AND
Sale of CFC and HCFC refrigerants restricted to certified techs
Nov 15 1995-
,Violation to vent HFCs
Dec 31 1995-
CFCs no longer produced -ANSWER-Memorize it, ya'll.
Comfort cooling appliances containing more than 50 lbs of refrigerant
must be repaired when the annual leak rate exceeds _____% -
ANSWER-15%
Commercial and Industrial process refrigeration containing ore than 50
lbs of refrigerant must be repaired when the annual leak rate exceeds
_____% -ANSWER-35%
Required Recovery Levels for Type II appliances, before and after
11/15/93:
HCFC22 less than 200 lbs = B4-0 After-0
HCFC22 more than 200 lbs= B4-4 After-10
NonHCFC22 less than 200 lbs= B4-4 After 10
NonHCFC22 more than 200 lbs= B4 4 After 15
Very high pressure appliances= B4-0 After-0 -ANSWER-0 0
4 10
4 10
4 15
00
Section 608 of the Federal Clean Air Act requires technicians to what?
-ANSWER-Recover all refrigerants.
The objective of the Clean Air Act is to protect what? -ANSWER-The
earth's stratosphere.
,HFC's -ANSWER-HydroFlouroCarbon's
CFC's -ANSWER-ChloroFluoroCarbon's
ODP -ANSWER-Ozone Depletion Potential
Which international treaty agreement was the basis for Section 608? -
ANSWER-The Montreal Protocol.
Depletion of the ozone in the stratosphere is known to cause what 6
things? -ANSWER-1.Crop losses
2.Increases in eye diseases
3.Skin Cancer
4.Reduced marine life
5.Deforestation
6.Increased ground level ozone
What happens when CFC or HCFC molecules get in the stratosphere
& free atoms of Chlorine are set free? -ANSWER-These atoms attack
Ozone Molecules causing the formation of Chlorine Monoxide (CLO),
after colliding with another Ozone Molecule, causes 2 Oxygen (O2)
molecules to be made & leaving an atom of chlorine to act as "Free
Agent" starting the process over until 100,000 molecules of Ozone are
destroyed by just one atom of chloride.
What date was recovery equipment required to be certified by a lab, &
achieve higher evacuation levels, & have low loss fittings? -ANSWER-
November 15, 1993
On what date was technician certification required? -ANSWER-
November 14, 1994
, What date were CFC's phased out of production? -ANSWER-
December 31, 1995
What is EPA 608 Type I certification? -ANSWER-Persons who
maintain, service, repair, or dispose of small appliances (containing 5
pounds of refrigerant (or less).
What is EPA 608 Type II certification? -ANSWER-Persons who
maintain, service, repair, or dispose of high and very high pressure
appliances. Except small appliances and motor vehicle air
conditioning systems.
What is EPA 608 Type III certification? -ANSWER-Persons who
maintain, service, repair, or dispose of low pressure appliances.
What is EPA 608 Universal certification? -ANSWER-Persons who
maintain, service, repair, or dispose of both low and high pressure
equipment, as well as appliances.
HCFC's -ANSWER-Hydro Chlorofluorocarbons
What are Hydro Chlorofluorocarbons? -ANSWER-Commonly known
as HCFC's, they are a group of man-made compounds containing
hydrogen, chlorine, fluorine, and carbon.
A recovery cylinder must not be filled more than ___ % of it's capacity
by weight? -ANSWER-80%
How should refrigerant cylinders be shipped? -ANSWER-Up-right with
proper DOT classification tags.
EXAM QUESTIONS AND CORRECT
ANSWERS RATED A+
What date was the sale of CFC's & HCFC's restricted to technicians
certified in refrigerant recovery? -ANSWER-November 14, 1994
1989-
Montreal Protocol
July 1 1992-
Violation to vent CFCs or HCFCs
Nov 15 1993-
Recovery/Recycling equipment must be certified and labeled by EPA
AND
Before this date recovery equipment needed to be capable of
removing 80% of the refrigerant, w or wo compressor, or 4 in Hg
After this date recovery equipment needs to be capable of removing
90%, or 80% without working compressor, or 4 in Hg
AND
Required level of evacuation for Low Pressure appliances before this
date was 25 inches Hg, after this date 25 mm Hg
Nov 14 1994-
Certification needed to service, maintain, or dispose of appliances with
refrigerants AND
Sale of CFC and HCFC refrigerants restricted to certified techs
Nov 15 1995-
,Violation to vent HFCs
Dec 31 1995-
CFCs no longer produced -ANSWER-Memorize it, ya'll.
Comfort cooling appliances containing more than 50 lbs of refrigerant
must be repaired when the annual leak rate exceeds _____% -
ANSWER-15%
Commercial and Industrial process refrigeration containing ore than 50
lbs of refrigerant must be repaired when the annual leak rate exceeds
_____% -ANSWER-35%
Required Recovery Levels for Type II appliances, before and after
11/15/93:
HCFC22 less than 200 lbs = B4-0 After-0
HCFC22 more than 200 lbs= B4-4 After-10
NonHCFC22 less than 200 lbs= B4-4 After 10
NonHCFC22 more than 200 lbs= B4 4 After 15
Very high pressure appliances= B4-0 After-0 -ANSWER-0 0
4 10
4 10
4 15
00
Section 608 of the Federal Clean Air Act requires technicians to what?
-ANSWER-Recover all refrigerants.
The objective of the Clean Air Act is to protect what? -ANSWER-The
earth's stratosphere.
,HFC's -ANSWER-HydroFlouroCarbon's
CFC's -ANSWER-ChloroFluoroCarbon's
ODP -ANSWER-Ozone Depletion Potential
Which international treaty agreement was the basis for Section 608? -
ANSWER-The Montreal Protocol.
Depletion of the ozone in the stratosphere is known to cause what 6
things? -ANSWER-1.Crop losses
2.Increases in eye diseases
3.Skin Cancer
4.Reduced marine life
5.Deforestation
6.Increased ground level ozone
What happens when CFC or HCFC molecules get in the stratosphere
& free atoms of Chlorine are set free? -ANSWER-These atoms attack
Ozone Molecules causing the formation of Chlorine Monoxide (CLO),
after colliding with another Ozone Molecule, causes 2 Oxygen (O2)
molecules to be made & leaving an atom of chlorine to act as "Free
Agent" starting the process over until 100,000 molecules of Ozone are
destroyed by just one atom of chloride.
What date was recovery equipment required to be certified by a lab, &
achieve higher evacuation levels, & have low loss fittings? -ANSWER-
November 15, 1993
On what date was technician certification required? -ANSWER-
November 14, 1994
, What date were CFC's phased out of production? -ANSWER-
December 31, 1995
What is EPA 608 Type I certification? -ANSWER-Persons who
maintain, service, repair, or dispose of small appliances (containing 5
pounds of refrigerant (or less).
What is EPA 608 Type II certification? -ANSWER-Persons who
maintain, service, repair, or dispose of high and very high pressure
appliances. Except small appliances and motor vehicle air
conditioning systems.
What is EPA 608 Type III certification? -ANSWER-Persons who
maintain, service, repair, or dispose of low pressure appliances.
What is EPA 608 Universal certification? -ANSWER-Persons who
maintain, service, repair, or dispose of both low and high pressure
equipment, as well as appliances.
HCFC's -ANSWER-Hydro Chlorofluorocarbons
What are Hydro Chlorofluorocarbons? -ANSWER-Commonly known
as HCFC's, they are a group of man-made compounds containing
hydrogen, chlorine, fluorine, and carbon.
A recovery cylinder must not be filled more than ___ % of it's capacity
by weight? -ANSWER-80%
How should refrigerant cylinders be shipped? -ANSWER-Up-right with
proper DOT classification tags.
