EPA SECTION 608 TECHNICIAN
CERTIFICATION ACTUAL EXAM
QUESTIONS AND DETAILED CORRECT
ANSWERS 2024-2025 | ALREADY PASSED
GRADED A+
What is the smallest container in which refrigerants may
be sold to a Section 608 certified technicians. Correct
Answer 20 pounds.
What must you do to the refrigerant in an appliance before
disposing of the appliance? Correct Answer Recover
refrigerant or verify that the refrigerant was previously
recovered.
Who is responsible for removing the refrigerant from
household refrigerators prior to disposal? Correct Answer
The final person in the disposal chain. (Scrap metal
recyclers, landfill owner, etc)
What is the penalty for violation of the Clean Air Act?
Correct Answer Fines up to $27,500 per violation per day
and possible loss of technician certification.
How much is the bounty for information leading to a
conviction? Correct Answer Up to $10,000.
,What can happen if a technician cannot demonstrate an
ability to use recovery or recycling equipment? Correct
Answer May result in revocation of the technician's
certification.
What is the name of the process that removes refrigerant
from a system and stores it without testing or processing?
Correct Answer Recovery.
What is the name for the process that removes moisture
and acids from refrigerant but does not test the
refrigerant? Correct Answer Recycling.
What is the name for the process that removes moisture
and acids from refrigerant and also chemically tests the
refrigerant? Correct Answer Reclaim.
What must be done with reclaimed refrigerant before it can
be legally resold? Correct Answer Chemically tested to
ARI Standard 700, the purity level of factory new
refrigerant.
What is the preferred instrument for detecting small leaks?
Correct Answer Electronic leak detector and Ultrasonic
detector.
What is an inert gas typically used in leak detection?
Correct Answer Dry nitrogen.
What is typically indicated by a dehydrated system failing
to hold a vacuum? Correct Answer Leaks.
,What should be done when recovering the refrigerant form
a system where the refrigerant has been improperly
mixed? Correct Answer Recover into a separate container.
Can mixed refrigerants be reclaimed? Correct Answer No.
What precautions should be taken when recovering
refrigerant from systems with multiple service valves?
Correct Answer Insure that liquid is not trapped between
service valves.
What is the effect of low ambient temperature on the time
required to complete a recovery of refrigerant? Correct
Answer Increases recovery time.
Technicians must explain to customers that recovery is
necessary and it is required by law. What else should the
technician tell the customer? Correct Answer That all
professional service personnel are duty bound to follow
the law and protect the environment.
How much ozone can a chlorine atom destroy in the
stratosphere? Correct Answer One atom can destroy
100,000 ozone molecules.
What is Ozone Depletion Potential (ODP)? Correct
Answer The ability of any chemical to deplete the ozone
layer.
What is CFC? Correct Answer Chlorofluorocarbon.
, Which refrigerants are CFC's? Correct Answer R-
11,12,113,114.
Which chemical in the CFC refrigerants does the most
damage to the ozone layer? Correct Answer Chlorine.
What is an HCFC? Correct Answer
Hydrochlorofluorocarbons.
Which refrigerants are HCFC's? Correct Answer R-22,123.
Which is more harmful to the ozone layer a CFC or an
HCFC? Correct Answer CFC's.
What is it about CFC's that make them more harmful to
the stratosphere? Correct Answer Chemical strength, they
will not breakdown in the lower atmosphere.
What is an HFC? Correct Answer A fluorocarbon that
contains no chlorine.
Which refrigerants are HFC's? Correct Answer R-
134a,404a,407c,410a.
What is the ODP of the HFC refrigerant? Correct Answer
Zero.
Which refrigerants contain chlorine? Correct Answer
CFC's and HCFC's.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller TUTORWAC. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $22.99. You're not tied to anything after your purchase.
