EPA SECTION 608 EXAM -

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EPA SECTION 608 EXAM -

WITH 500 ACTUAL EXAM QUESTIONS AND

100% CORRECT ANSWERS / EPA 60 8

TECHNICIAN CERTIFICATION REAL EXAM

ANSWERS (BRAND NEW!!)

Epa Section 608 Type 1 Version 1 What type of certification is required for persons recovering CFC's, HCFCs, or HFCs during maintenance, service, or repair of small appliances.

• Type II technician.
• Type III technician.
• Type I technician.
• Technician who has passed the core exam. - ANSWER-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 system-dependent (passive) process.
• a self-contained (active) process.
• either a passive or an active recovery process.
• neither recovery process. - ANSWER-C

Which of the following does NOT meet the criteria for Type 1 appliance certification?

• A MVAC-like system that holds three pounds of R-12.
• a water cooler that holds 13 ounces of R-22 1 / 4

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• a food freezer that holds 22 ounces of R-134a
• A dehumidifier that holds seven ounces of R-410A - ANSWER-A

What is typically used on small appliances as a service aperture or other device for adding or removing refrigerant?

• A straight piece of tubing that is entered using a piercing access tube.
• A line located 15 inches below the compressor.
• A valve installed at the factory which has a ¼ inch diameter and machine

threads.

• A service aperture is not present because small appliances are exempt from this

requirement. - ANSWER-A

What type of appliances are technicians certified to service after passing the type 1 examination?

• Appliances containing 5 pounds or less of refrigerant that have been

hermetically sealed and charged at the factory.

• Split systems containing 5 pounds or less of refrigerant that have been

hermetically sealed and charged at the factory.

• Appliances containing 5 pounds or less of refrigerant that have an open drive

compressor and have been charged at the factory.

• Motor vehicle air conditioning equipment. - ANSWER-A

What of the following are included in EPA's definition of "small appliance?"

• Products fully manufactured, charged, and hermetically sealed in a factory.
• Products having 15 pounds or less of refrigerant.
• Products with compressors under ½ horsepower.
• Fully charged components ready for installation in a split system. - ANSWER-A
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pg. 3 Which of the following is an approved substitute refrigerant for new household refrigerators, freezers, and combination refrigeration/freezers?

• R-600a
• R-1234yf
• R-1234zd
• R-170 - ANSWER-A

Which hydrocarbon refrigerant is approved for retrofit into existing household refrigerators?

• HC R-600a 2 ounces or less
• Blended HC R-441A
• HC R-290 1 lb. or less
• Hydrocarbons are not approved for retrofit applications - ANSWER-D

Recovery devices for use with small appliances containing CFCs, HCFCs, and HFCs must meet which of the following requirements?

• Recovering 90% of the refrigerant when the compressor is operating or

achieving a 4-inch vacuum under the conditions of AHRI 740.

• Recovering 80% of the refrigerant when the compressor is operating.
• Recovering 95% of the refrigerant when the compressor is operating or

achieving a 10-inch vacuum under the conditions of AHRI 740.

• Recovering 75% of the refrigerant when the compressor is operating. -

ANSWER-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?

• 37 psig 3 / 4

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• 87 psig
• 157 psig
• 207 psig - ANSWER-B

Before beginning a refrigerant recovery procedure, it is ALWAYS necessary to;

• allow the appliance to stabilize at room temperature.
• know the type of refrigerant that is in the system.
• remove the appliance to an outdoor location.
• disconnect the appliance from its power source. - ANSWER-B

A passive system-dependent recovery process for small appliances;

• still uses a pump to recover refrigerant.
• must use a pressure relief device when recovering refrigerant.
• captures refrigerant in a non-pressurized container.
• can only be performed on a system with an operating compressor. - ANSWER-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 centrifugal air conditioner
• A reciprocating liquid chiller
• A single compressor large commercial walk-in freezer
• A domestic refrigerator - ANSWER-D

What is the maximum normal charge of HCFC or HFC refrigerant in an appliance that is allowed to use system dependent recovery equipment?

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