R 410a test - Study guides, Class notes & Summaries
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EPA 608 – core exam 2024
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EPA 608 – core exam 2024 
Which of the following refrigerant has a GWP of "1"? 
A) R-22 
B) R-1233zd 
C) R-410A 
D) R-134a - Answer ️️ -B) R-1233zd 
The molecule found in CFCs and HCFCs that depletes O-Zone is: 
A) Fluorine 
B) Chlorine 
C) Hydrogen 
D) Carbon - Answer ️️ -B) Chlorine 
Recover any remaining refrigerant and then render the cylinder useless, then recycle the metal is 
the proper disposal method for; 
A) disposable cylinders 
B) recovery cylinders 
C) one pound cans 
D)...
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EPA 608 Core and Types 1-3 Exam Questions with correct Answers
- Exam (elaborations) • 29 pages • 2023
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On low pressure chillers, moisture typically enters the refrigerant system through - Answer- air leaks from areas with gaskets or fittings 
 
The maximum test pressure for leak testing a low pressure centrifugal is: - Answer- 10 psig 
 
Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller - Answer- ... 
 
A hydrostatic tube test kit is used to: - Answer- determine if a tube leaks 
 
Commercial and industrial process refrigeration systems must be repaire...
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EPA 608 TYPE 3 TEST/ EPA 608 TYPE 3 REAL EXAM TEST 2024 LATEST UPDATE VERIFIED QUESTIONS & CORRECTLY HIGHLIGHTED ANSWERS 100% GUARANTEED PASS.
- Exam (elaborations) • 27 pages • 2024
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EPA 608 TYPE 3 TEST/ EPA 608 TYPE 3 REAL EXAM TEST 2024 
LATEST UPDATE VERIFIED QUESTIONS & CORRECTLY HIGHLIGHTED 
ANSWERS 100% GUARANTEED PASS. 
During the evacuation of a system containing large amounts of moisture you can 
prevent freezing of this moisture by increasing the pressure with______gas - 
ANSWER- nitrogen 
ASHRAE standard 15-1994 requires that each machinery room must activate an alarm 
and mechanical ventilation beofre refrigerant concentrations exceed: - ANSWER- the 
thresh...
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EPA 608 CORE EXAM TESTS COMBINED | VERIFIED TEST QUESTIONS WITH CORRECT SOLUTIONS
- Exam (elaborations) • 102 pages • 2023
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EPA 608 CORE EXAM TESTS 
COMBINED | VERIFIED TEST 
QUESTIONS WITH CORRECT 
SOLUTIONS 
Where is the stratosphere? - ANSWER 10 to 30 miles 
Where is ozone located? - ANSWER stratosphere 
What does ozone in the stratosphere above the earth consist of? 
a. Molecules containing 2 oxygen atoms 
b. Molecules containing 3 oxygen atoms 
c. Molecules containing 4 oxygen atoms 
d. Molecules containing 5 oxygen atoms - ANSWER b. Molecules 
containing 3 oxygen atoms 
Which of the following refrigerants ha...
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EPA 608 Core practice test
- Exam (elaborations) • 5 pages • 2023
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To process refrigerant to a level that is equal to new product specifications as - Answer- Reclaiming 
 
The low side test pressure data plate value should be used by a technician to determine a safe pressure for - Answer- Leak testing 
 
Silicone elastomers are not compatible with what refrigerant - Answer- HFC 
 
How many molecules does an ozone molecule contain? - Answer- 3 oxygen atoms 
 
Recover any remaining refrigerant and then render the cylinder useless, then recycle the metal is the pr...
Make study stress less painful
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EPA 608 CORE EXAM TESTS COMBINED | VERIFIED TEST QUESTIONS WITH CORRECT SOLUTIONS
- Exam (elaborations) • 102 pages • 2024
- Available in package deal
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EPA 608 CORE EXAM TESTS 
COMBINED | VERIFIED TEST 
QUESTIONS WITH CORRECT 
SOLUTIONS 
Where is the stratosphere? - ANSWER 10 to 30 miles 
Where is ozone located? - ANSWER stratosphere 
What does ozone in the stratosphere above the earth consist of? 
a. Molecules containing 2 oxygen atoms 
b. Molecules containing 3 oxygen atoms 
c. Molecules containing 4 oxygen atoms 
d. Molecules containing 5 oxygen atoms - ANSWER b. Molecules 
containing 3 oxygen atoms 
Which of the following refrigerants has t...
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HVAC CONTRACTOR EXAMS PACKAGE DEAL BUNDLE.
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1
Exam (elaborations)
Hvac-r Final Exam Questions Solved Correctly.

2
Exam (elaborations)
HVAC EXAM 1 PREP QUESTIONS ANSWERED CORRECTLY.

3
Exam (elaborations)
Refrigerant 410A Certification Prep Exam Questions And Already Passed Answers.

4
Exam (elaborations)
HVAC Heating test Questions With Complete Verified Solutions.

5
Exam (elaborations)
EX
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Refrigerant 410A Certification Exams Bundle !
- Package deal • 3 items • 2024
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1
Exam (elaborations)
Residential Air Conditioning Final Review And 100% Correct Answers.

2
Exam (elaborations)
R-410A Test Questions And guaranteed Pass Solutions.

3
Exam (elaborations)
R-410A safety & Training Prep Exam Questions And Correct Answers.

4
Exam (elaborations)
Practice Exam: Universal R-410A Study Guide Exam And Actual Answers.
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EPA 608 Core practice test questions with correct answers
- Exam (elaborations) • 7 pages • 2023
- Available in package deal
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- $13.99
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To process refrigerant to a level that is equal to new product specifications as - Answer Reclaiming 
 
The low side test pressure data plate value should be used by a technician to determine a safe pressure for - Answer Leak testing 
 
Silicone elastomers are not compatible with what refrigerant - Answer HFC 
 
How many molecules does an ozone molecule contain? - Answer 3 oxygen atoms 
 
Recover any remaining refrigerant and then render the cylinder useless, then recycle the metal is th...
-
EPA 608 Core practice test exam 2023 with 100% correct answers
- Exam (elaborations) • 6 pages • 2023
-
Available in package deal
-
- $17.49
- + learn more
To process refrigerant to a level that is equal to new product specifications as 
Reclaiming 
 
 
 
The low side test pressure data plate value should be used by a technician to determine a safe pressure for 
Leak testing 
 
 
 
Silicone elastomers are not compatible with what refrigerant 
HFC 
 
 
 
How many molecules does an ozone molecule contain? 
3 oxygen atoms 
 
 
 
Recover any remaining refrigerant and then render the cylinder useless, then recycle the metal is the proper disposal method...
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