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Oil Burners license test Questions and
Answers 100% Pass
The main function of the primary control is: - ✔✔Locking out on safety in the event of flame failure
Power must be provided to an electric blower control board on terminals: - ✔✔L1 and L2
Once a PSC motor starts - ✔✔The centrifugal switch turns off the electricity to the capacitor and the start
windings
Materials who's electrons are so loosely bound that they can be persuaded to move with very little
pressure allowing electricity to flow are called - ✔✔Conductors
Oil burners can make CO even when no smoke is present - ✔✔True
Corrosion in the flu pipe may occur if - ✔✔Flue gas temperature is below the dewpoint and sulfur oxide's
combine with water
To avoid condensing and the flu pipe and oil fired appliance should have a minimum growth stock
temperature of - ✔✔350°F
All persons assisting and working under the supervision of a person holding a certificate as an oil burner
technician must hold current apprentice certificates issued by Department of fire services - ✔✔True
What size pipe is used to cross connect tank outlets piping - ✔✔1/2 inch
Fuel return piping from an appliance shall - ✔✔Enter the top of the tank
Delayed ignition may be caused by - ✔✔Unvented pressure regulator
Created by Katelyn Whitman © 2025, All Rights Reserved. 100% PASS GUARANTEE
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Installation of oil safety valves and oil pressure reducing valve - ✔✔Reduces the chance of a return line
leak
What is an installation - ✔✔Complete and ready for operation of any oil burning appliance
Energizing the ignition circuit during the entire burn cycle reduces - ✔✔Ignition component life
Fuel can be transferred from a tank to an appliance by pressurizing the tank - ✔✔False
What device must be equipped with an air proving switch - ✔✔Both, draft inducers and power-venters
What is a safety control - ✔✔Any control used to prevent unsafe operation of the controlled equipment
A non-resident steam or hot water boiler having a minimum safety relief valve capacity over 200,000
BTU/hr requires certificate of inspection from the department of fire services - ✔✔Prior to the initial
firing, every 3 years after
What is the closest distance a supply tank can be to the burner - ✔✔5 feet
Doing a combustion pretest on and oil burning appliance will not tell you anything this is why they
generally are performed - ✔✔False
What is the minimum oil supply line size for a residential system - ✔✔3/8 inch
A cad cell primary control can lock out safety because - ✔✔All of the above- dirty, faulty, not sensing
flame
As heating oil gets colder it's viscosity thickens: - ✔✔Increase
The purpose of the oil burner nozzle is to: - ✔✔Atomize, pattern and meter the oil
The primary control must be capable of - ✔✔All of the above
A decrease in CO2 with an increase in excess air will give a drop in stack temperature - ✔✔True
Created by Katelyn Whitman © 2025, All Rights Reserved. 100% PASS GUARANTEE
Oil Burners license test Questions and
Answers 100% Pass
The main function of the primary control is: - ✔✔Locking out on safety in the event of flame failure
Power must be provided to an electric blower control board on terminals: - ✔✔L1 and L2
Once a PSC motor starts - ✔✔The centrifugal switch turns off the electricity to the capacitor and the start
windings
Materials who's electrons are so loosely bound that they can be persuaded to move with very little
pressure allowing electricity to flow are called - ✔✔Conductors
Oil burners can make CO even when no smoke is present - ✔✔True
Corrosion in the flu pipe may occur if - ✔✔Flue gas temperature is below the dewpoint and sulfur oxide's
combine with water
To avoid condensing and the flu pipe and oil fired appliance should have a minimum growth stock
temperature of - ✔✔350°F
All persons assisting and working under the supervision of a person holding a certificate as an oil burner
technician must hold current apprentice certificates issued by Department of fire services - ✔✔True
What size pipe is used to cross connect tank outlets piping - ✔✔1/2 inch
Fuel return piping from an appliance shall - ✔✔Enter the top of the tank
Delayed ignition may be caused by - ✔✔Unvented pressure regulator
Created by Katelyn Whitman © 2025, All Rights Reserved. 100% PASS GUARANTEE
, 2|Page
Installation of oil safety valves and oil pressure reducing valve - ✔✔Reduces the chance of a return line
leak
What is an installation - ✔✔Complete and ready for operation of any oil burning appliance
Energizing the ignition circuit during the entire burn cycle reduces - ✔✔Ignition component life
Fuel can be transferred from a tank to an appliance by pressurizing the tank - ✔✔False
What device must be equipped with an air proving switch - ✔✔Both, draft inducers and power-venters
What is a safety control - ✔✔Any control used to prevent unsafe operation of the controlled equipment
A non-resident steam or hot water boiler having a minimum safety relief valve capacity over 200,000
BTU/hr requires certificate of inspection from the department of fire services - ✔✔Prior to the initial
firing, every 3 years after
What is the closest distance a supply tank can be to the burner - ✔✔5 feet
Doing a combustion pretest on and oil burning appliance will not tell you anything this is why they
generally are performed - ✔✔False
What is the minimum oil supply line size for a residential system - ✔✔3/8 inch
A cad cell primary control can lock out safety because - ✔✔All of the above- dirty, faulty, not sensing
flame
As heating oil gets colder it's viscosity thickens: - ✔✔Increase
The purpose of the oil burner nozzle is to: - ✔✔Atomize, pattern and meter the oil
The primary control must be capable of - ✔✔All of the above
A decrease in CO2 with an increase in excess air will give a drop in stack temperature - ✔✔True
Created by Katelyn Whitman © 2025, All Rights Reserved. 100% PASS GUARANTEE
