Most common oil burners - Study guides, Class notes & Summaries
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NORA REVIEW EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+
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NORA REVIEW EXAM | QUESTIONS & 
ANSWERS (VERIFIED) | LATEST UPDATE | 
GRADED A+ 
In a typical oil burner, the motor drives: 
Correct answer: Both the fuel unit and the fan 
The key final adjustment for most oil burners is: 
Correct answer: Combustion air 
High static air pressure burners: 
Correct answer: Enable boilers and furnaces to have tighter more efficient heat 
exchanger passages 
Dirt or lint build-up on the burnerfan blades will: 
Correct answer: Reduce the amount of combustion air...
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Unit 32 OIl Heat exam 2024 with complete solutions
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How many grades of fuel oil are normally considered as heating oils. correct answersThere are six 
 
What two elements make up fuel oil correct answersCarbon and Hydrogen 
 
The most common fuel oil used for residential and light commercial is? correct answersNumber two 
 
As the temperature of an oil sample decreases; correct answersThe viscosity of the oil increases 
 
If oil is to be stored at temperatures lower than 20 degrees F. correct answersThe viscosity will be thicker. 
 
Explain why p...
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MASSACHUSETTS OIL BURNER LICENSE EXAM QUESTIONS WITH CORRECT ANSWERS | LATEST UPDATE 2024/2025 | GRADED A+
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What are the 3 funtions of an Oil Burner nozzle? - correct answer Atomize, Meter, Patter. 
What are the 2 voltage circuits of a primary control? - correct answer Line & Low. 
What is the function of a fuse? - correct answer Protect circuit. 
What is the High Limit cut out? - correct answer Max safe Temp or Pressure setting. 
What is the High Limit cut in? - correct answer Cut out minus Differential. 
What is the "Max" Lockout time for a burner with a 3 GPH Flow Rate? - correct answer 45 Second...
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ABSA 5th Class | 250 Questions | With Completed Solutions.
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ABSA 5th Class | 250 Questions | With Completed Solutions. 
Where are the return openings located regarding air distribution systems? 
Return air openings are located on inner walls. 
 
 
The minimum temperature of the water used in a hydrostatic test of a boiler cannot be less than what temperature? 
20 degrees Celsius 
 
 
Which of the following are causes of pressure explosions? 
 
1. effects of corrosion 
 
2. weak pilot flame 
 
3. stressed material due to heating too quickly 
 
4. insuffic...
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UNIT 32 OIL HEAT EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+
- Exam (elaborations) • 6 pages • 2024
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UNIT 32 OIL HEAT EXAM | QUESTIONS & 
ANSWERS (VERIFIED) | LATEST UPDATE | 
GRADED A+ 
How many grades of fuel oil are normally considered as heating oils. 
Correct answer: There are six 
What two elements make up fuel oil 
Correct answer: Carbon and Hydrogen 
The most common fuel oil used for residential and light commercial is? 
Correct answer: Number two 
As the temperature of an oil sample decreases; 
Correct answer: The viscosity of the oil increases 
If oil is to be stored at temperature...
Too much month left at the end of the money?
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Oil Burner Components ID exam with verified solutions
- Exam (elaborations) • 2 pages • 2024
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Burner Blower correct answersThis component has a squirrel cage design and provides a way to regulate the amount of air entering the blower. It forces air in the combustion chamber through the air tube where it gets mixed with atomized oil for combustion purposes. Too little air in the combustion area would cause poor combustion, so the blower must be cleaned periodically. 
 
Burner Motor correct answersThis component is responsible for applying rotational force to the blower and the fuel pump o...
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Oil Burner's Test Questions 1-200 (Answered) Correctly To Score A+
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Oil Burner's Test Questions 1-200 (Answered) Correctly To Score A+ 
 
In an electric circuit for the wattage to remain the same if the voltage drops, the amperage must 
Increase 
Atomizing type burners were designed to burn which type of fuel 
Type 2 fuel oil 
Pour point problems with outside above ground fuel tanks can be partially relieved by 
Reducing the pour point of No. 2 fuel oil by blending it with No. 1 fuel oil. 
A fuel oil storage tank cannot be installed 
In the furnace room with 5...
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Oil Burner License Exam Questions With Complete Solutions.
- Exam (elaborations) • 15 pages • 2024
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Oil Burner License Exam Questions With Complete Solutions. 
 
What is the first thing a tech should do when arriving at a no combustion call? 
Ask how many times the customer reset the unit. 
What is the best long term solution for preventing a clogged nozzle? 
-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. 
False 
When in the presence of a flame, a cad ce...
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Oil burner's test questions 1-200 with correct answers
- Exam (elaborations) • 18 pages • 2024
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Oil burner's test questions 1-200 with correct answers 
In an electric circuit for the wattage to remain the same if the voltage drops, the amperage must - 
Answer ️️ -Increase 
Atomizing type burners were designed to burn which type of fuel - Answer ️️ -Type 2 fuel oil 
Pour point problems with outside above ground fuel tanks can be partially relieved by - Answer ️️ 
-Reducing the pour point of No. 2 fuel oil by blending it with No. 1 fuel oil. 
A fuel oil storage tank cannot be in...
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Oil Burner's Test Questions 1-200 (Answered) Correctly To Score A+
- Exam (elaborations) • 12 pages • 2024
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Oil Burner's Test Questions 1-200 (Answered) Correctly To Score A+ 
 
In an electric circuit for the wattage to remain the same if the voltage drops, the amperage must 
Increase 
Atomizing type burners were designed to burn which type of fuel 
Type 2 fuel oil 
Pour point problems with outside above ground fuel tanks can be partially relieved by 
Reducing the pour point of No. 2 fuel oil by blending it with No. 1 fuel oil. 
A fuel oil storage tank cannot be installed 
In the furnace room with 5...
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