HVAC Oil Burner Test | 100% Correct
Answers | Verified | Latest 2024 Version
An up flow furnace - ✔✔Has the return air at the bottom
Of the six regular grades of fuel oil,The grade most commonly used in residential and light commercial
heating systems is No. - ✔✔2
How much heat is produced when 2 gallons of No. 2 fuel oil is burned? - ✔✔280,000
What could be the cause of a high steak temperature - ✔✔Too much air
How would you prove a furnace was stopped up with soot in the heat exchanger - ✔✔Draft gauge at the
inspection door
What is the function of a heat exchanger - ✔✔To exchange the heat from the combustion
What is the function of the combustion chamber - ✔✔Place to burn the fuel
What is the purpose of the restrictor in the blast tube - ✔✔To create air Velocity
What is the difference between a hollow core and a solid core oil nozzle - ✔✔Oil pattern
What is the purpose of the tangential Slots in the nozzle - ✔✔Push the oil in a swirling motion
What must be done to oil to prepare it to burn - ✔✔Atomization
What would be the result of a solution where a customer reset the primary control many times before
the service person arrived - ✔✔too much oil in the combustion chamber, Irrupt
, What are the symptoms of an oil forced air furnace with a hole in the heat exchanger - ✔✔Soot in the
register and odors
What should be done if the initial Smoke reading is zero - ✔✔Take back to a trace of smoke
When hydrocarbon unite rapidly with Oxygen it is called - ✔✔Combustion
Assuming perfect combustion how many pounds of oxygen is required to burn 1 pound a fuel oil -
✔✔3.00LB
Assuming 50% access air is being provided how many cubic feet of air will be supplied to and oil burner
to burn 1 pound of fuel oil - ✔✔288 cu ft
When fuel oil is broken up to form tiny droplets it is called - ✔✔Atomization
The motor on the residential gun type oil burner is usually a blank motor - ✔✔Split face fractional
horsepower
The pump on a residential gun type oil burner is a blank pump - ✔✔Single stage or two stage
The fuel oil enters a orifice of the novel through the - ✔✔Swirl chamber
The circular direction of the air in the air tube is in blank direction as the fuel oil motion - ✔✔The
opposite
The ignition transformer steps up the 120 V residential voltage to approximately blank V. - ✔✔10,000
The stack switch or relay - ✔✔Has hot contacts that close when the temperature of the fuel pipe rises
Answers | Verified | Latest 2024 Version
An up flow furnace - ✔✔Has the return air at the bottom
Of the six regular grades of fuel oil,The grade most commonly used in residential and light commercial
heating systems is No. - ✔✔2
How much heat is produced when 2 gallons of No. 2 fuel oil is burned? - ✔✔280,000
What could be the cause of a high steak temperature - ✔✔Too much air
How would you prove a furnace was stopped up with soot in the heat exchanger - ✔✔Draft gauge at the
inspection door
What is the function of a heat exchanger - ✔✔To exchange the heat from the combustion
What is the function of the combustion chamber - ✔✔Place to burn the fuel
What is the purpose of the restrictor in the blast tube - ✔✔To create air Velocity
What is the difference between a hollow core and a solid core oil nozzle - ✔✔Oil pattern
What is the purpose of the tangential Slots in the nozzle - ✔✔Push the oil in a swirling motion
What must be done to oil to prepare it to burn - ✔✔Atomization
What would be the result of a solution where a customer reset the primary control many times before
the service person arrived - ✔✔too much oil in the combustion chamber, Irrupt
, What are the symptoms of an oil forced air furnace with a hole in the heat exchanger - ✔✔Soot in the
register and odors
What should be done if the initial Smoke reading is zero - ✔✔Take back to a trace of smoke
When hydrocarbon unite rapidly with Oxygen it is called - ✔✔Combustion
Assuming perfect combustion how many pounds of oxygen is required to burn 1 pound a fuel oil -
✔✔3.00LB
Assuming 50% access air is being provided how many cubic feet of air will be supplied to and oil burner
to burn 1 pound of fuel oil - ✔✔288 cu ft
When fuel oil is broken up to form tiny droplets it is called - ✔✔Atomization
The motor on the residential gun type oil burner is usually a blank motor - ✔✔Split face fractional
horsepower
The pump on a residential gun type oil burner is a blank pump - ✔✔Single stage or two stage
The fuel oil enters a orifice of the novel through the - ✔✔Swirl chamber
The circular direction of the air in the air tube is in blank direction as the fuel oil motion - ✔✔The
opposite
The ignition transformer steps up the 120 V residential voltage to approximately blank V. - ✔✔10,000
The stack switch or relay - ✔✔Has hot contacts that close when the temperature of the fuel pipe rises
