OIL BURNER FINAL EXAM QUESTIONS & ANSWERS
What are 2 ways the fuel flow rate is set on an oil burner?
Nozzle, size and oil pressure.
List three things needed for ignition?
Fuel, air and spark.
Flame Retention Burners have what advantage over Non Flame Retention?
Better air to oil mixture and cleaner burning.
Flame Retention Burners work on _ pressure?
High Static pressure.
Why is it important to keep Burner motor fan clean?
Keep proper airflow.
How do you adjust air on a Fixed Head and an Adjustable Head?
Change the airflow from the ring, adjust the dept of the nozzle.
What is heating oil?
It's hydrocarbon fossil fuel that's manufactured from crude oil.
How may BTU's are in 1 Gallon of #2 fuel oil?
140,000
What is flash point?
It's the lowest temp. that will flash and ignite but not continue to burn.
What is ignition point?
It's the lowest temp. when rapid combustion takes place. Air is 500o
What is pour point?
Its the lowest temp your fuel will flow.
On an outside oil tank, what happens to the viscosity of fuel oil?
Viscosity will increase and slows down.
What causes Sulfuric Acid in a heating system?
When sulfur in the oil burns and mixes with moisture.
What is in the sluge at the bottom of the oil tank?
Bacteria, rust or mold.
List a few reasons of how water would get into an oil tank?
Condensation, vent caps and loose or missing joints.
What are a few good practices of oil tank installs?
Still pipe, mealable joints, alarm vents 5ft from oil burner and inspect tank and keep
elevated.
What is the function of a fuel pump on an oil function?
Lift the oil from the tank and deliver it at a constant and regulated pressure to the
nozzle.
Is a 2 pipe oil pump is a self bleeding pump?
True
Will an oil leak on the return oil line affect the performance of oil burner?
No.
What is the factory set point on an oil pump and minimum operating pressure?
100 psi for both.
On an oil pump shut down what is the max allowable drop and hold point?
20 of operating pressure.
What are 2 ways the fuel flow rate is set on an oil burner?
Nozzle, size and oil pressure.
List three things needed for ignition?
Fuel, air and spark.
Flame Retention Burners have what advantage over Non Flame Retention?
Better air to oil mixture and cleaner burning.
Flame Retention Burners work on _ pressure?
High Static pressure.
Why is it important to keep Burner motor fan clean?
Keep proper airflow.
How do you adjust air on a Fixed Head and an Adjustable Head?
Change the airflow from the ring, adjust the dept of the nozzle.
What is heating oil?
It's hydrocarbon fossil fuel that's manufactured from crude oil.
How may BTU's are in 1 Gallon of #2 fuel oil?
140,000
What is flash point?
It's the lowest temp. that will flash and ignite but not continue to burn.
What is ignition point?
It's the lowest temp. when rapid combustion takes place. Air is 500o
What is pour point?
Its the lowest temp your fuel will flow.
On an outside oil tank, what happens to the viscosity of fuel oil?
Viscosity will increase and slows down.
What causes Sulfuric Acid in a heating system?
When sulfur in the oil burns and mixes with moisture.
What is in the sluge at the bottom of the oil tank?
Bacteria, rust or mold.
List a few reasons of how water would get into an oil tank?
Condensation, vent caps and loose or missing joints.
What are a few good practices of oil tank installs?
Still pipe, mealable joints, alarm vents 5ft from oil burner and inspect tank and keep
elevated.
What is the function of a fuel pump on an oil function?
Lift the oil from the tank and deliver it at a constant and regulated pressure to the
nozzle.
Is a 2 pipe oil pump is a self bleeding pump?
True
Will an oil leak on the return oil line affect the performance of oil burner?
No.
What is the factory set point on an oil pump and minimum operating pressure?
100 psi for both.
On an oil pump shut down what is the max allowable drop and hold point?
20 of operating pressure.
