EPA SECTION 608 TYPE I, II & III
LATEST UPDATE 2024 EXAM
QUESTIONS AND ANSWERS
TYPE I
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.
A
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.
A
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.
C
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.
,C
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
A
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.
A
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
A
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
D
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 under the conditions of AHRI 740.
b. Recovering 80% of the refrigerant when the compressor is operating.
c. Recovering 95% of the refrigerant when the compressor is operating or achieving a 10-inch
vacuum under the conditions of AHRI 740.
d. Recovering 75% of the refrigerant when the compressor is operating.
A
,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
B
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.
B
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.
C
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
D
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
C
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
B
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 compressor.
c. Recover 90% of the refrigerant with an inoperative compressor and 80% of the refrigerant
with an operative compressor.
d. Recover 75% of the refrigerant within 5 minutes.
B
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.
D
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.
C
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 during use.
c. They are used to connect the recovery device to an appliance and must be discarded after each
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