Venting for - Study guides, Class notes & Summaries
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EPA Certification Exam (2023/ 2024 Update) Practice Questions and Verified Answers| 100% Correct| Grade A
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EPA Certification Exam (2023/ 2024 Update) Practice Questions and Verified Answers| 100% Correct| Grade A 
 
Q: What is known as de minimis releases? 
 
 
Answer: 
It is a minimum amount of refrigerant that can be released to the atmosphere when servicing equipment. 
 
 
 
Q: What does the term temperature glide refer to? 
 
 
Answer: 
the different refrigerant boiling and condensing points of a blended refrigerant 
 
 
 
Q: Service technicians who violate the Clean Air Act 
 
 
Answer: 
may be...
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EPA 608 UNIVERSAL EXAM 2024-2025 WITH 400 REAL EXAM QUESTIONS AND 100% CORRECT ANSWERS (GUARANTEED A)/ EPA 608 UNIVERSAL EXAM (NEW!!)
- Exam (elaborations) • 45 pages • 2024
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EPA 608 UNIVERSAL EXAM WITH 400 REAL EXAM QUESTIONS AND 100% CORRECT ANSWERS (GUARANTEED A)/ EPA 608 UNIVERSAL EXAM (NEW!!) 
Equipment covered by EPA regulations include: - all air-conditioning and 
refrigeration equipment using CFC, HCFC or HFC refrigerants. 
All devices used for a refrigerant recovery must: - Meet EPA standards 
Reusable refrigerant containers that are normally under any pressure above 15 pig 
must be hydrostatically tested and date stamped every: - 5 Years 
The EPA can ...
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NFPA 31 EXAM (27 QUESTIONS)
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Define Authority Having Jurisdiction - Answer-NFPA 3.2.2 
 
Define the term "Listed" - Answer-NFPA 3.2.4 
 
A closed vessel in which water is heated, steam is generated is known as a - Answer-boiler 
NFPA 31 3.3.6.4 
 
A burner that requires a chimney or venting system of natural draft is called a ____ burner - Answer-natural draft-type burner 
NFPA 31 3.3.6.4 
 
Confined space is defined by NFPA 31 as ______ ? - Answer-a space whose volume is less than 50 ft^3 per 1,000 BTU/hr. Of the aggre...
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PROPANE PRACTICE TESTS WITH COMPLETE SOLUTIONS
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PROPANE PRACTICE TESTS WITH 
 
COMPLETE SOLUTIONS 
 
According to the Two Permanent Openings Method one opening must commence within ____ 
and one must commence within ___ of the enclosure 12 inches of the top 12 inches of the 
bottom 
 
Room heaters shall NOT be installed in what occupancies? Health care and Residential 
board and care. 
 
Define a type B-W gas vent: It shall not have a listed capacity NOT LESS than that of the 
listed vented wall furnace to which it is connected. 
 
Listed ven...
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Professional Home Inspector Exam NHIE / TREC Questions with correct Answers
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The inspector is not required to determine ____ ___ of any system or component. - Answer- -Years of age 
-Life expectancy 
-Make model 
 
Horizontal waste pipe should slope ____ inch per foot - Answer- 1/4" per foot if < 3 inch pipe. 
1/8" per foot if > or = to 3 inch pipe 
 
Drip screed - Answer- Also called weep screed. 
Used at the base/bottom of stucco walls to release moisture. 
 
Pressure Vacuum Breaker (PVB) - Answer- Used for Backflow Prevention. 
Lawn Irrigation systems: install...
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EPA Certification Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
- Exam (elaborations) • 33 pages • 2024
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True or false: CFCs neither dissolve in water nor break down into compounds that 
dissolve in water, so they do not rain out of the atmosphere. 
: True 
How many ozone molecules will one chlorine atom destroy? 
: 100,000 
What does ODP stand for? 
: ozone depletion potential 
What is ODP? 
: the measurement of CFC's and HCFC's ability to destroy ozone 
Which refrigerant is the most harmful to the ozone layer? 
: R-12 CFC 
2 | P a g e 
The Clean Air Act prohibits venting of CFCs and HCFCs as ...
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G2 practice exam #2 Questions And Answers
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G2 practice exam #2 Questions And Answers 
What is the minimum diameter of a pressure gauge needed to perform a leak test on gas piping? 
A. 2" 
B. 2 - 3/4" 
C. 3" 
D. 3 - 1/2" - ANS c. 3" 
 
Amp meter can read what? 
A. Pressure drop. 
B. Conductor magnetic field. 
C. Load in parallel wires. 
D. Direct power across loads. - ANS B. Conductor magnetic field. 
 
What would be the primary voltage of a furnace? 
A. 120/2/60. 
B. 24/1/60. 
C. 120/24/60. 
D. 120/1/60. - ANS D. 120/1/...
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HVAC Gas Heat Certification Exam Prep (New 2024/ 2025 Update) Questions and Verified Answers 100% Correct | A Grade
- Exam (elaborations) • 29 pages • 2024
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HVAC Gas Heat Certification Exam Prep 
(New 2024/ 2025 Update) Questions and 
Verified Answers 100% Correct | A Grade 
 
 
QUESTION 
 Describe the difference between a single-rod (local sensing ) and dual-rod (remote sensing 
system as the pertain to flame rectification. 
 
 
Answer: 
 Flame rectification system can be classified as eatiher single rod. (local sensing) or dual rod 
(remote sensing) single rod, consist of an igniter and sensor all in one-rod, Dual-rod system use a 
separate ig...
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The Heating and Cooling Inspection AHIT Exam Questions and Answers
- Exam (elaborations) • 19 pages • 2024
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The Heating and Cooling Inspection AHIT 
Exam Questions and Answers 
When inspecting the heating equipment, the inspector is not required to _________. 
A. operate the system using normal operating controls 
B. open readily openable access panels provided by the manufacturer 
C. observe automatic safety controls 
D. operate heating systems when conditions may cause equipment damage - Answer-D. operate 
heating systems when conditions may cause equipment damage 
What should an inspector do if the...
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Costco ILE 3 Study Exam Review Questions With Correct Answers 2024/2025
- Exam (elaborations) • 15 pages • 2024
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Costco ILE 3 Study Exam Review Questions With Correct Answers 2024/2025 
why are vents used in ear molds and custom Hearing Instruments? 
a. To enhance low frequencies 
B. To decrease high frequencies 
C. To decrease low frequencies 
D. To enhance high frequencies - CORRECT ANS-C 
when a patient can hear voices further away rather than close what should the hearing healthcare 
provider consider adjusting? 
A. increase loud sounds so that compression decreases. 
B. increase soft sounds so that c...
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