Exam (elaborations)
EPA 608 Universal Certificate Questions with Explanations of Answers | latest upate 2024
- Course
- Institution
EPA 608 Universal Certificate Questions with Explanations of Answers | latest upate 2024
[Show more]
Seller
Follow
ACTUALSTUDY
Reviews received
Content preview
EPA 608 Universal Certificate-15 Fahrenheit - ✅✅-What is the evaporation temperature of R-134a at 0
psig?
$44,539 per day per violation - ✅✅-What is the fine for violating the Clean
Air Act (as of 2017)?
✅✅
0. If a refrigerant does not contain chlorine and does not destroy ozone, it has
an ozone depletion potential (ODP) of 0. - -What is the least possible
ODP for a refrigerant?
1- ✅✅-Which class refers to a refrigerant that is not flammable at all?
10 inches of Hg vacuum - ✅✅-A technician has to make a major repair in an
appliance having 1000 pounds of R407C. He must evacuate the system to
which of the following levels?
A.
0 psig
B.
25 mm Hg absolute
C.
10 inches of Hg vacuum
D.
15 inches of Hg vacuum
10,000-50,000 - ✅✅-R-12 has a GWP in which of the following ranges?
100,000 - ✅✅-One molecule of chlorine can destroy how many molecules of
ozone?
1000-10,000 -✅✅-R-410a has a GWP in which of the following ranges?
110 psig - ✅✅-The risk of freezing while charging an R-410A appliance will
remain till from a vacuum level to a pressure of approximately;
,125.8 psig -✅✅ -What is the approximate pressure of a storage container of
R-404a that is stored at 60°F? Assume there are no impurities.
131 psig -✅✅ -What is the approximate pressure of a storage container of
R-22 that is stored at 75°F? Assume there are no impurities.
18 months - ✅✅ -How long do owners or operators of an appliance with a full
charge of 50 or more pounds of ozone-depleting refrigerant have to retire an
appliance if the replacement uses a refrigerant that is exempt from the venting
prohibition?
1995 -✅✅-In the United States, when were all CFCs phased out by?
2 - ✅✅-Which class refers to a refrigerant that has low flammability?
20% - ✅✅-Starting in 2019, what leak rate triggers the EPA requirement that
commercial refrigeration systems containing 50 pounds or more of R-22 be
repaired?
2020 - ✅✅-In the United States, when were R-22 and R-142b phased out?
2030 - ✅✅-In the United States, when will all HCFCs be phased out?
238 psig - ✅✅-What is the approximate refrigerant pressure of an R-410A
machine at 80 °Fahrenheit while the machine is idle?
25 Core questions
25 Type I questions
25 Type II questions, and
✅✅-For Universal Certification, you will
25 Type III questions.
This makes for 100 questions total. -
receive how many questions?
3- ✅✅-Ozone has ___ atoms of oxygen
3 years - ✅✅-For what period should an HVAC servicing company keep
records for a disposed appliance with a charge between 5 and 50 pounds?
,3 years - ✅✅ -How long must owners and operators of regulated appliances
normally containing 50 or more pounds of CFC refrigerant keep records of
leak inspections, initial leak verification and follow-up verification tests?
300,000 - ✅✅-Three molecules of chlorine can destroy how many molecules
of ozone?
5- ✅✅ -Up to how many pounds of refrigerant can Type I appliances
contain?
50 questions - 25 Core questions and 25 Type III questions - ✅✅ -If you
need to get Type III certification, which of the following will be on your exam?
70% - ✅✅-What is a passing grade for all EPA certifications?
A - ✅✅-Which class refers to a refrigerant with low toxicity?
A certified service technician is not available. - ✅✅-Which of the following
cannot be used as a reason to extend the appliance repair deadlines?
A.
Requirements of state regulations make the repair within 30 days impossible.
B.
A necessary component is not available.
C.
The appliance is located in a radiologically contaminated area.
D.
A certified service technician is not available.
A large vacuum pump is used for evacuation - ✅✅-Water present in the
system can freeze if;
A pungent smell - ✅✅ -Which of the following indicates a compressor
burnout in a sealed system?
A recovery cylinder used for HFC-134a - ✅✅ -You are servicing an appliance
that contains R-134a. Which of the following can you use to recover the
refrigerant?
, A.
A recovery cylinder used for HCFC-22
B.
A recovery cylinder used for HFC-134a
C.
A disposable cylinder used for R-134a
D.
A disposable cylinder used for R-22
Feedback
A straight piece of tubing - ✅✅-What does the process stub look like in small
appliances?
A technician with Section 608 certification,
A business that employs a technician with Section 608 certification - ✅✅-If
you are selling R-22 refrigerant, who can you sell to?
✅✅
A1 refrigerants have low toxicity and low flammability, making them the safest
to use. - -Which safety classification of refrigerants is most safe to use?
A2L - ✅✅-HFO refrigerants are this safety classification:
A3 refrigerants - ✅✅-Hydrocarbons are?
Absorb and reflect UV rays from the sun - ✅✅-What is the major function of
ozone in the stratosphere?
Absorb moisture readily - ✅✅-Hygroscopic oils ______
Access fittings -✅✅ -Need to be leak tested before recovering refrigerant
Are used to gain access to closed systems
Are used with window AC units
Accumulator - ✅✅-Which of the following component is located just before
the compressor?
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 ACTUALSTUDY. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
73918 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now