EPA Section 608 Type I, II , III Assessment Exam with
Correct Answers-Definite Success
1. What is typically used on small appliances as a service aperture or other device
for adding or removing refrigerant?
a. A straight piece of tubing that is entered using a piercing access tube.
b. A line located 15 inches below the compressor.
c. A valve installed at the factory which has a ¼ inch diameter and machine
threads.
d. A service aperture is not present because small appliances are exempt
from this requirement. - Correct Answer a. A straight piece of tubing that
is entered using a piercing access tube.
2. What type of appliances are technicians certified to service after passing the type
1 examination?
a. Appliances containing 5 pounds or less of refrigerant that have been
hermetically sealed and charged at the factory.
b. Split systems containing 5 pounds or less of refrigerant that have been
hermetically sealed and charged at the factory.
c. Appliances containing 5 pounds or less of refrigerant that have an open
drive compressor and have been charged at the factory.
d. Motor vehicle air conditioning equipment. - Correct Answer a. Appliances
containing 5 pounds or less of refrigerant that have been hermetically
sealed and charged at the factory.
3. What type of certification is required for persons recovering CFC's, HCFCs, or
HFCs during maintenance, service, or repair of small appliances.
a. Type II technician.
b. Type III technician.
c. Type I technician.
d. Technician who has passed the core exam. - Correct Answer c. Type I
technician.
4. EPA Section 608 rules require capture of 80% of the HCFC and HFCs from a
small appliance sealed systems with a non-operating compressor if technicians
are using;
a. a system-dependent (passive) process.
b. a self-contained (active) process.
c. either a passive or an active recovery process.
d. neither recovery process. - Correct Answer c. either a passive or an
active recovery process.
,5. Which of the following does NOT meet the criteria for Type 1 appliance
certification?
a. A MVAC-like system that holds three pounds of R-12.
b. a water cooler that holds 13 ounces of R-22
c. a food freezer that holds 22 ounces of R-134a
d. A dehumidifier that holds seven ounces of R-410A - Correct Answer a. A
MVAC-like system that holds three pounds of R-12.
6. What of the following are included in EPA's definition of "small appliance?"
a. Products fully manufactured, charged, and hermetically sealed in a
factory.
b. Products having 15 pounds or less of refrigerant.
c. Products with compressors under ½ horsepower.
d. Fully charged components ready for installation in a split system. -
Correct Answer a. Products fully manufactured, charged, and
hermetically sealed in a factory.
7. Which of the following is an approved substitute refrigerant for new household
refrigerators, freezers, and combination refrigeration/freezers?
a. R-600a
b. R-1234yf
c. R-1234zd
d. R-170 - Correct Answer a. R-600a
8. Which hydrocarbon refrigerant is approved for retrofit into existing household
refrigerators?
a. HC R-600a 2 ounces or less
b. Blended HC R-441A
c. HC R-290 1 lb. or less
d. Hydrocarbons are not approved for retrofit applications - Correct Answer
d. Hydrocarbons are not approved for retrofit applications
9. Recovery devices for use with small appliances containing CFCs, HCFCs, and
HFCs must meet which of the following requirements?
a. Recovering 90% of the refrigerant when the compressor is operating or
achieving a 4-inch vacuum
10. under the conditions of AHRI 740.
11. b. Recovering 80% of the refrigerant when the compressor is operating.
12. c. Recovering 95% of the refrigerant when the compressor is operating or
achieving a 10-inch vacuum
13. under the conditions of AHRI 740.
14. d. Recovering 75% of the refrigerant when the compressor is operating. -
Correct Answer a. Recovering 90% of the refrigerant when the compressor is
operating or achieving a 4-inch vacuum under the conditions of AHRI 740.
,15. What is the approximate pressure of a storage cylinder of recovered R-134a that
does not contain any non-condensable impurities and is stored in a room where
the temperature is 80°F?
a. 37 psig
b. 87 psig
c. 157 psig
d. 207 psig - Correct Answer b. 87 psig
16. Before beginning a refrigerant recovery procedure, it is ALWAYS necessary to;
a. allow the appliance to stabilize at room temperature.
b. know the type of refrigerant that is in the system.
c. remove the appliance to an outdoor location.
d. disconnect the appliance from its power source. - Correct Answer b.
know the type of refrigerant that is in the system.
17. A passive system-dependent recovery process for small appliances;
a. still uses a pump to recover refrigerant.
b. must use a pressure relief device when recovering refrigerant.
c. captures refrigerant in a non-pressurized container.
d. can only be performed on a system with an operating compressor. -
Correct Answer c. captures refrigerant in a non-pressurized container.
18. For which of the following refrigeration systems/appliances would it be
permissible to use a passive recovery device for recovery of CFCs, HCFCs, and
HFCs?
a. A centrifugal air conditioner
b. A reciprocating liquid chiller
c. A single compressor large commercial walk-in freezer
d. A domestic refrigerator - Correct Answer d. A domestic refrigerator
19. What is the maximum normal charge of HCFC or HFC refrigerant in an appliance
that is allowed to use system dependent recovery equipment?
a. 5 pounds
b. 10 pounds
c. 15 pounds
d. 50 pounds - Correct Answer c. 15 pounds
20. What is the maximum allowable factory charge of refrigerant for Type I
appliances using CFCs, HCFCs, or HFCs?
a. 3 pounds
b. 5 pounds
c. 10 pounds
d. 15 pounds - Correct Answer b. 5 pounds
21. Equipment which is used to recover CFC, HCFC, and HFC refrigerant from small
appliances for the purpose of disposal must meet what standard?
, a. Recover 95% of the refrigerant whether or not the compressor is
operative.
b. Recover 80% of the refrigerant with an inoperative compressor and 90%
of the refrigerant with an operative
22. compressor.
23. c. Recover 90% of the refrigerant with an inoperative compressor and 80% of the
refrigerant with an operative
24. compressor.
25. d. Recover 75% of the refrigerant within 5 minutes. - Correct Answer b. Recover
80% of the refrigerant with an inoperative compressor and 90% of the refrigerant
with an operative
26. compressor.
27. The sale of CFC, HCFC, HFC, and HFO refrigerants to service or install
refrigeration and air-conditioning Equipment is;
a. banned from use unless you have a recovery machine.
b. limited by law to HVAC contractors and/or Mechanical engineers.
c. allowed only if there is proof of need.
d. restricted to technicians who are EPA certified in refrigerant recovery. -
Correct Answer d. restricted to technicians who are EPA certified in
28. refrigerant recovery.
29. When servicing a small appliance found to be leaking it is;
a. mandatory to repair the leak within 30 days.
b. mandatory to repair the leak only when the annualized leak rate exceeds
15% of the total charge.
c. not mandatory to repair the leak but it is recommended to do so whenever
possible.
d. mandatory to recover all remaining refrigerant and dispose of the
appliance. - Correct Answer c. not mandatory to repair the leak but it is
recommended to do so whenever possible.
30. Which of the following best describes low loss fittings on refrigerant recovery
devices used to recover CFCs, HCFCs, and HFCs?
a. They can be either manually closed or automatically closed when
disconnected to prevent loss of refrigerant from hoses.
b. They are used to connect the recovery device to an appliance and leak
only small amounts of refrigerant
31. during use.
32. c. They are used to connect the recovery device to an appliance and must be
discarded after each use.
33. d. They eliminate oil loss during recovery. - Correct Answer a. They can be
either manually closed or automatically closed when disconnected to prevent
loss of refrigerant from hoses.
Correct Answers-Definite Success
1. What is typically used on small appliances as a service aperture or other device
for adding or removing refrigerant?
a. A straight piece of tubing that is entered using a piercing access tube.
b. A line located 15 inches below the compressor.
c. A valve installed at the factory which has a ¼ inch diameter and machine
threads.
d. A service aperture is not present because small appliances are exempt
from this requirement. - Correct Answer a. A straight piece of tubing that
is entered using a piercing access tube.
2. What type of appliances are technicians certified to service after passing the type
1 examination?
a. Appliances containing 5 pounds or less of refrigerant that have been
hermetically sealed and charged at the factory.
b. Split systems containing 5 pounds or less of refrigerant that have been
hermetically sealed and charged at the factory.
c. Appliances containing 5 pounds or less of refrigerant that have an open
drive compressor and have been charged at the factory.
d. Motor vehicle air conditioning equipment. - Correct Answer a. Appliances
containing 5 pounds or less of refrigerant that have been hermetically
sealed and charged at the factory.
3. What type of certification is required for persons recovering CFC's, HCFCs, or
HFCs during maintenance, service, or repair of small appliances.
a. Type II technician.
b. Type III technician.
c. Type I technician.
d. Technician who has passed the core exam. - Correct Answer c. Type I
technician.
4. EPA Section 608 rules require capture of 80% of the HCFC and HFCs from a
small appliance sealed systems with a non-operating compressor if technicians
are using;
a. a system-dependent (passive) process.
b. a self-contained (active) process.
c. either a passive or an active recovery process.
d. neither recovery process. - Correct Answer c. either a passive or an
active recovery process.
,5. Which of the following does NOT meet the criteria for Type 1 appliance
certification?
a. A MVAC-like system that holds three pounds of R-12.
b. a water cooler that holds 13 ounces of R-22
c. a food freezer that holds 22 ounces of R-134a
d. A dehumidifier that holds seven ounces of R-410A - Correct Answer a. A
MVAC-like system that holds three pounds of R-12.
6. What of the following are included in EPA's definition of "small appliance?"
a. Products fully manufactured, charged, and hermetically sealed in a
factory.
b. Products having 15 pounds or less of refrigerant.
c. Products with compressors under ½ horsepower.
d. Fully charged components ready for installation in a split system. -
Correct Answer a. Products fully manufactured, charged, and
hermetically sealed in a factory.
7. Which of the following is an approved substitute refrigerant for new household
refrigerators, freezers, and combination refrigeration/freezers?
a. R-600a
b. R-1234yf
c. R-1234zd
d. R-170 - Correct Answer a. R-600a
8. Which hydrocarbon refrigerant is approved for retrofit into existing household
refrigerators?
a. HC R-600a 2 ounces or less
b. Blended HC R-441A
c. HC R-290 1 lb. or less
d. Hydrocarbons are not approved for retrofit applications - Correct Answer
d. Hydrocarbons are not approved for retrofit applications
9. Recovery devices for use with small appliances containing CFCs, HCFCs, and
HFCs must meet which of the following requirements?
a. Recovering 90% of the refrigerant when the compressor is operating or
achieving a 4-inch vacuum
10. under the conditions of AHRI 740.
11. b. Recovering 80% of the refrigerant when the compressor is operating.
12. c. Recovering 95% of the refrigerant when the compressor is operating or
achieving a 10-inch vacuum
13. under the conditions of AHRI 740.
14. d. Recovering 75% of the refrigerant when the compressor is operating. -
Correct Answer a. Recovering 90% of the refrigerant when the compressor is
operating or achieving a 4-inch vacuum under the conditions of AHRI 740.
,15. What is the approximate pressure of a storage cylinder of recovered R-134a that
does not contain any non-condensable impurities and is stored in a room where
the temperature is 80°F?
a. 37 psig
b. 87 psig
c. 157 psig
d. 207 psig - Correct Answer b. 87 psig
16. Before beginning a refrigerant recovery procedure, it is ALWAYS necessary to;
a. allow the appliance to stabilize at room temperature.
b. know the type of refrigerant that is in the system.
c. remove the appliance to an outdoor location.
d. disconnect the appliance from its power source. - Correct Answer b.
know the type of refrigerant that is in the system.
17. A passive system-dependent recovery process for small appliances;
a. still uses a pump to recover refrigerant.
b. must use a pressure relief device when recovering refrigerant.
c. captures refrigerant in a non-pressurized container.
d. can only be performed on a system with an operating compressor. -
Correct Answer c. captures refrigerant in a non-pressurized container.
18. For which of the following refrigeration systems/appliances would it be
permissible to use a passive recovery device for recovery of CFCs, HCFCs, and
HFCs?
a. A centrifugal air conditioner
b. A reciprocating liquid chiller
c. A single compressor large commercial walk-in freezer
d. A domestic refrigerator - Correct Answer d. A domestic refrigerator
19. What is the maximum normal charge of HCFC or HFC refrigerant in an appliance
that is allowed to use system dependent recovery equipment?
a. 5 pounds
b. 10 pounds
c. 15 pounds
d. 50 pounds - Correct Answer c. 15 pounds
20. What is the maximum allowable factory charge of refrigerant for Type I
appliances using CFCs, HCFCs, or HFCs?
a. 3 pounds
b. 5 pounds
c. 10 pounds
d. 15 pounds - Correct Answer b. 5 pounds
21. Equipment which is used to recover CFC, HCFC, and HFC refrigerant from small
appliances for the purpose of disposal must meet what standard?
, a. Recover 95% of the refrigerant whether or not the compressor is
operative.
b. Recover 80% of the refrigerant with an inoperative compressor and 90%
of the refrigerant with an operative
22. compressor.
23. c. Recover 90% of the refrigerant with an inoperative compressor and 80% of the
refrigerant with an operative
24. compressor.
25. d. Recover 75% of the refrigerant within 5 minutes. - Correct Answer b. Recover
80% of the refrigerant with an inoperative compressor and 90% of the refrigerant
with an operative
26. compressor.
27. The sale of CFC, HCFC, HFC, and HFO refrigerants to service or install
refrigeration and air-conditioning Equipment is;
a. banned from use unless you have a recovery machine.
b. limited by law to HVAC contractors and/or Mechanical engineers.
c. allowed only if there is proof of need.
d. restricted to technicians who are EPA certified in refrigerant recovery. -
Correct Answer d. restricted to technicians who are EPA certified in
28. refrigerant recovery.
29. When servicing a small appliance found to be leaking it is;
a. mandatory to repair the leak within 30 days.
b. mandatory to repair the leak only when the annualized leak rate exceeds
15% of the total charge.
c. not mandatory to repair the leak but it is recommended to do so whenever
possible.
d. mandatory to recover all remaining refrigerant and dispose of the
appliance. - Correct Answer c. not mandatory to repair the leak but it is
recommended to do so whenever possible.
30. Which of the following best describes low loss fittings on refrigerant recovery
devices used to recover CFCs, HCFCs, and HFCs?
a. They can be either manually closed or automatically closed when
disconnected to prevent loss of refrigerant from hoses.
b. They are used to connect the recovery device to an appliance and leak
only small amounts of refrigerant
31. during use.
32. c. They are used to connect the recovery device to an appliance and must be
discarded after each use.
33. d. They eliminate oil loss during recovery. - Correct Answer a. They can be
either manually closed or automatically closed when disconnected to prevent
loss of refrigerant from hoses.
