Hvac gas heat - Study guides, Class notes & Summaries
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HVAC NATE Gas Heat Exam (New 2024/ 2025 Update) Questions and Verified Answers 100% Correct | A Grade
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HVAC NATE Gas Heat Exam (New 2024/ 
2025 Update) Questions and Verified 
Answers 100% Correct | A Grade 
 
 
QUESTION 
 A damaged section of double wall vent pipe is to be replaced with a section produced by a 
different manufacturer: 
 
 
Answer: 
The installer should check the new section for compatible locking joints. 
 
 
 
QUESTION 
 If too much primary air is used the flame will: 
 
 
Answer: 
Lift off the burner. 
 
 
 
QUESTION 
 What is the problem when a flame on a high efficien...
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HVAC Unit 31 Gas Heat Questions and Answers 100% Solved
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HVAC Unit 31 Gas Heat Questions and 
Answers 100% Solved 
Name the four main components of a gas fired heating system. ️️Manifold and controls 
Burners 
Heat exchanger 
Venting system 
Name the four types of furnace flow patterns. ️️Upflow 
Low-boy 
Downflow 
Horizontal 
Which type of furnace is usually found in basements that have low headroom? ️️Low-boy 
What is another name for a downflow furnace? ️️Counterflow 
Where do you usually find horizontal furnaces? ️️In crawl sp...
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HVAC Gas Heat certification exam Questions with 100- correct answers
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HVAC Gas Heat certification exam Questions with 100- correct answers
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Professional Home Inspector Exam NHIE / TREC Questions with correct Answers
- Exam (elaborations) • 43 pages • 2023
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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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NATE CORE STUDY GUIDE(correct answers)to pass
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NATE CORE STUDY GUIDE(correct answers)to passWhich of the following is not the product of incomplete combustion: 
Oxides of nitrogen 
 
 
 
An oil trap is required at the base of the discharge line of the vertical riser is _____ or above 
8 feet 
 
 
 
A diode allows current to flow in one direction: 
True 
 
 
 
1 Watt = _____ Btu 
3.41 
 
 
 
Current in a closed circuit is limited by which of the following: 
resistance 
 
 
 
An oil separator is located in the _____: 
Discharge line 
 
 
 
___...
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Bundle for NATE exam .Vereified
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Exam (elaborations)
NATE Heat Pump Exam, questions with complete solutions


Exam (elaborations)
Nate Gas Furnace Service questions and answers| verified


Exam (elaborations)
HVAC NATE Heat Pump, questions and answers with complete top solutions


Exam (elaborations)
NATE Oil Furnaces questions and answers with complete solutions


Exam (elaborat
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HVAC CONTRACTOR EXAM QUESTIONS AND ANSWERS ALREADY PASSED
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HVAC CONTRACTOR EXAM QUESTIONS 
AND ANSWERS ALREADY PASSED 
 
An instrument that measures potential differences between 2 points in an electrical circuit is 
called? 
 
A. potentiometer 
B. thermistor 
C. ohmeter 
 
D. voltmeter voltmeter 
 
This device uses a thermal sensing bulb at the outlet of the evaporator to sense temperature and 
control superheat 
 
A. automatic expansion valve 
B. thermostatic expansion valve 
C. low side float 
 
D. schraeder valve thermostatic expansion valve 
 
when...
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Professional Home Inspector Exam NHIE / TREC Questions and Answers Already Passed
- Exam (elaborations) • 63 pages • 2022
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Professional Home Inspector Exam NHIE / TREC Questions and Answers Already Passed 
Document Content and Description Below 
Professional Home Inspector Exam NHIE / TREC Questions and Answers Already Passed The inspector is not required to determine ____ ___ of any system or component. -Years of age -Life expecta ncy -Make model Horizontal waste pipe should slope ____ inch per foot 1/4" per foot if < 3 inch pipe. 1/8" per foot if > or = to 3 inch pipe Drip screed Also called weep screed. U...
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hvac gas heating esco questions and answers
- Exam (elaborations) • 6 pages • 2024
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hvac gas heating esco questions and answers 
 
hvac gas heating esco questions and answers 
 
hvac gas heating esco questions and answers
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HVAC/R GAS HEAT MODULE FINAL EXAM 2024
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HVAC/R GAS HEAT MODULE FINAL EXAM 2024
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