Burner motor - Study guides, Class notes & Summaries
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NATE Gas Heating Exam Verified Questions and answers 2023 Latest Update
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NATE Gas Heating Exam Verified 
Questions and answers 2023 
Latest Update 
Since 1992, the United States Department of Energy has required that all furnaces sold 
and installed from that date on must have an AFUE of no less than: 
A: 70% 
B: 75% 
C: 78% 
D: 80% - correct answer C: 78% 
Many pre-1992 furnaces have efficiencies around . 
A: 10% 
B: 40% 
C: 60% 
D: 80% - correct answer C: 60% 
Today, furnaces with AFUE ratings greater than are available. 
A: 85% 
B: 90% 
C: 100% 
D: 110% - correct ...
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G2 Gas Technician Module 19 exam 2023 with 100% correct answers
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If the venting on a high efficiency furnace runs through unheated spaces, what must be done? - correct answer -Insulate piping to prevent Condensation and freezing 
 
What is condensate drain piping used for? - correct answer -Dispose Liquid waste 
 
Once the furnace is installed, what are the gas technician's responsibilities to the user? - correct answer -To instruct the the user in the safe and correct operation of all appliances and equipment - clause 4.3.2 
 
Which furnace type is the most ...
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Oil Burner License Exam 2023 Questions and Answers
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What is the first thing a tech should do when arriving at a no combustion call? - Answer- Ask how many times the customer reset the unit. 
 
What is the best long term solution for preventing a clogged nozzle? - Answer- -Remove any underground storage tanks. 
-Install a quality oil filter. 
-Cut the suction line 10" above the tank outlet to prevent sludge. 
 
Hot water and steam valves are interchangeable. - Answer- False 
 
When in the presence of a flame, a cad cell normally reads.. - Answe...
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HVAC Gas Heat certification exam Questions and Answers 100% Pass
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HVAC Gas Heat certification exam 
Questions and Answers 100% Pass 
A gas furnace is to be installed in a garage. The national standards require that the 
burners and ignition sources must be located ______ above the floor - Correct Answer ️️ 
-18 inches 
A good description of how a bi-metal fan switch operates the blower motor on a gas 
furnace is - Correct Answer ️️ -Temperature on- temperature off 
Redundant gas valves used on gas furnaces have - Correct Answer ️️ -Dual gas shut 
o...
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HVAC Gas Heat Certification Exam Prep (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A
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HVAC Gas Heat Certification Exam Prep (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A 
 
 
Q: Why is excess air supplied to all gas-burning appliance burners? 
 
 
Answer: 
 to ensure that there is enough air all all times. 
 
 
 
Q: The purpose of a gas regulator at a gas burning appliance is to? 
 
 
Answer: 
 B. decreases the pressure to the burner 
 
 
 
Q: Ture or False: All gas valves snap open and closed. 
 
 
Answer: 
 False 
 
 
 
Q: Which of the followin...
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HVAC Gas Heat Certification Exam (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A
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HVAC Gas Heat Certification Exam (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A 
 
Q: What is the volume of flue gas produced from a 60,000 BTU/h Category I fan assisted Natural Gas furnace operating with 50% excess air? 
 
 
Answer: 
600 cu ft. 
 
 
 
Q: The purpose of a flue baffle is to 
 
 
Answer: 
Increase heat exchange 
 
 
 
Q: The LP gas pressure supplied to the appliance gas valve should be 
 
 
Answer: 
11 - 13 in. W.C. 
 
 
 
Q: An installed gas furna...
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HVAC NATE Gas Heat Exam Prep (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A
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HVAC NATE Gas Heat Exam Prep (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A 
 
 
Q: When starting up a dual system, the temperature rise method for determining airflow cannot be used with compressor cycle of the heat pump because: 
 
 
Answer: 
The capacity of the system varies too much with outdoor temperature. 
 
 
 
Q: The flame pattern a technician would expect to see on a properly operating single stage gas furnace equipped with "in shot" type burner is a:...
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Oil Burner License Exam Questions and Answers, Latest Updated 2024/2025 (Verified Answers)
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Oil Burner License Exam Questions and Answers, Latest Updated 2024/2025 (Verified Answers) What is the best long term solution for preventing a clogged nozzle? - Answer- -Remove 
any underground storage tanks. 
-Install a quality oil filter. 
-Cut the suction line 10" above the tank outlet to prevent sludge. 
Hot water and steam valves are interchangeable. - Answer- False 
When in the presence of a flame, a cad cell normally reads.. - Answer- 300-1000 ohms 
If a pump is used to bring oil to a l...
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HVACR UNIT 55 QUESTIONS AND ANSWERS ALREADY PASSED
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HVACR UNIT 55 QUESTIONS AND 
ANSWERS ALREADY PASSED 
 
A major difference between the operation of an oil furnace and a gas furnace is that: The oil 
must be atomized before ignition. 
 
An oil furnace heat exchanger is built: Like a drum. 
 
How are oil burner nozzles rated? Cone shape, spray angle, and GPH 
 
Modern residential oil furnaces sense the flames using: A cadmium sulfide cell. 
 
Sealed combustion oil furnaces use: High static oil burners. 
 
Select the functions that the primary co...
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NUR 206_ATI FUNDAMENTALS EXAM, Chapters 1 to 58 | Complete Latest Summer 2023 study guide.
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5/3/19 ATI FUNDAMENTALS EXAM 1. CHAPTER 1: HEALTH CARE DELIVERY SYSTEMS A. Components of Health care systems a. Participants 1. Consumers- clients 2. Providers a. Licensed providers: registered nurses, license practical (or vocational) nurses (LPN), advanced practice nurses (APN), medical doctors, pharmacists, dentists, dietitians, physical/respiratory/occupational therapists, etc b. Unlicensed providers: assistive personal b. Settings 1. Hospitals, homes, skilled nursing, assisted living, schoo...
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