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EPA 608 Certification Exam 2023 with complete questions & answers

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EPA 608 Certification Exam 2023 with complete Questions & Answers

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EPA 608 Certification, EPA 608
What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? -
(Correct 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 - (Correct answer)Memorize it, ya'll.

Comfort cooling appliances containing more than 50 lbs of refrigerant must be repaired when the
annual leak rate exceeds _____% - (Correct answer)15%

Commercial and Industrial process refrigeration containing ore than 50 lbs of refrigerant must be
repaired when the annual leak rate exceeds _____% - (Correct 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 - (Correct answer)0 0

4 10

4 10

4 15

00

Section 608 of the Federal Clean Air Act requires technicians to what? - (Correct answer)Recover all
refrigerants.

The objective of the Clean Air Act is to protect what? - (Correct answer)The earth's stratosphere.

HFC's - (Correct answer)HydroFlouroCarbon's

CFC's - (Correct answer)ChloroFluoroCarbon's

ODP - (Correct answer)Ozone Depletion Potential

Which international treaty agreement was the basis for Section 608? - (Correct answer)The Montreal
Protocol.

Depletion of the ozone in the stratosphere is known to cause what 6 things? - (Correct 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? - (Correct 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? - (Correct answer)November 15, 1993

On what date was technician certification required? - (Correct answer)November 14, 1994

What date were CFC's phased out of production? - (Correct answer)December 31, 1995

What is EPA 608 Type I certification? - (Correct 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? - (Correct 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? - (Correct answer)Persons who maintain, service, repair, or
dispose of low pressure appliances.

What is EPA 608 Universal certification? - (Correct answer)Persons who maintain, service, repair, or
dispose of both low and high pressure equipment, as well as appliances.

HCFC's - (Correct answer)HydroChloroFluoroCarbons

What are HydroChloroFluoroCarbons? - (Correct answer)Commonly known as HCFC's, they are a group
of man-made compunds containing hydrogen, chlorine, fluorine, and carbon.

A recovery cylinder must not be filled more than ___ % of it's capacity by weight? - (Correct answer)80%

How should refrigerant cylinders be shipped? - (Correct answer)Up-right with proper DOT classification
tags.

What oil MUST be used with ALL HFC's for HVAC/Refrigeration but will also work with CFC's and HCFC's.
- (Correct answer)Polyolester

HCFC's have very low atmospheric concentrations measured in parts per? - (Correct answer)Trillion

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