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P-99 Low PSI Oil Burner Operator Questions and Answers, Exams of Nursing

P-99 Low PSI Oil Burner Operator Questions and Answers

Typology: Exams

2023/2024

Available from 03/25/2024

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P-99 / Low PSI Oil Burner Operator
Questions and Answers
All heating, combustion, and cooking equipment shall be provided with insulation or
the building construction shall be fire protected, so that during operation the surface
of combustible construction materials will not be raised to a temperature higher than
____. -
170 F
Acceptance tests: Boilers shall not be placed in operation upon completion of
construction until they have been ____ and an equipment use permit has been
issued by the commissioner. -
Inspected and tested.
Periodic boiler inspections: All boilers shall be inspected at least ____ including
chimney connections. -
Once a year.
Owner's annual statement: The owner of each boiler that is subject to periodic
inspections shall file an annual ____ with the commissioner, specifying the location
of each boiler and arrangement for inspection. -
Written statement.
What three things must be tested for any fuel burning and storage installation before
the system can be operated? -
(1) Tightness of liquid fuel piping.
(2) Tightness of fuel oil storage tanks.
(3) Tightness of gas distribution piping.
What are instruction cards for oil burning systems? -
Cards giving complete instructions for care and operation that are permanently
located near the equipment.
Every oil burning installation that is not fully automatic or requires preheating shall be
operated by, or under, the direct supervision of a person holding a ____ issued by
the fire commissioner. -
COF
After any fuel burning equipment repair for which a licensed operator is required,
such operator shall also check the repairs and be ____ while the equipment is
started. -
Present.
What is abatement of air contaminants? -
Compliance with the air pollution control code.
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P-99 / Low PSI Oil Burner Operator

Questions and Answers

All heating, combustion, and cooking equipment shall be provided with insulation or the building construction shall be fire protected, so that during operation the surface of combustible construction materials will not be raised to a temperature higher than ____. - ✔️170 ̊ F Acceptance tests: Boilers shall not be placed in operation upon completion of construction until they have been ____ and an equipment use permit has been issued by the commissioner. - ✔️Inspected and tested. Periodic boiler inspections: All boilers shall be inspected at least ____ including chimney connections. - ✔️Once a year. Owner's annual statement: The owner of each boiler that is subject to periodic inspections shall file an annual ____ with the commissioner, specifying the location of each boiler and arrangement for inspection. - ✔️Written statement. What three things must be tested for any fuel burning and storage installation before the system can be operated? - ✔️(1) Tightness of liquid fuel piping. (2) Tightness of fuel oil storage tanks. (3) Tightness of gas distribution piping. What are instruction cards for oil burning systems? - ✔️Cards giving complete instructions for care and operation that are permanently located near the equipment. Every oil burning installation that is not fully automatic or requires preheating shall be operated by, or under, the direct supervision of a person holding a ____ issued by the fire commissioner. - ✔️COF After any fuel burning equipment repair for which a licensed operator is required, such operator shall also check the repairs and be ____ while the equipment is started. - ✔️Present. What is abatement of air contaminants? - ✔️Compliance with the air pollution control code.

What are the 3 equipment classifications and their temperatures for the products of combustion at the point of leaving the equipment? - ✔️(1) Low Temp: 600° F or less. (2) Medium Temp: 600° - 1000° F. (3) High Temp: 1000° or greater. Ventilation shall be capable of providing at least ____ CFM of air for each gallon of oil per hour required to fire the equipment to gross output. - ✔️ 36 What is fuel-oil? - ✔️Hydrocarbon oils with a flashpoint not lower than 100 ̊ F. The use of crankcase refuse oil as fuel-oil is ____. - ✔️Prohibited. Overflow pipes shall not be smaller in size than the ____ pipe. - ✔️Supply. Oil is heated in storage tanks by coils using which three possible methods? - ✔️(1) Low pressure hot water. (2) Steam (3) Electric heaters. A remote control for oil burner is provided to stop what? - ✔️The flow of oil to any burner. What are the four safety controls that shall be installed with each automatic burner? - ✔️(1) Oil temperature. (2) Ignition. (3) Stack or combustion. (4) High temperature or pressure. No oil burner shall be installed unless it is connected to a ____. - ✔️Chimney/smoke stack. What provides the supply of oil for combustion in the oil burner? - ✔️Storage tank. What is the consistency of no. 6 fuel-oil in its normal condition? - ✔️Thick and heavy. What must be done to no. 6 fuel-oil due to its consistency? -

If ventilation for the purpose of combustion is supplied mechanically, the ventilating system shall be ____ interlocked with the burner. - ✔️Electrically. What removes most contaminants from the oil before it reaches the burner? - ✔️Strainer/filter. What is present in the fuel-oil coming from the storage tank. - ✔️Dirt and sediment. What circulates the oil throughout the system? - ✔️Suction line. Which device measures pressure below atmospheric pressure? - ✔️Vacuum gauge. What do excessive vacuum readings indicate? - ✔️That there is an obstruction in the suction line. What can be done to stop the oil flow in the event of excessive vacuum readings? - ✔️Close the shut-off valve. What device heats the oil further before it enters the burner for combustion? - ✔️Pre-heater. Between what temperatures does the pre-heater bring the oil to? - ✔️160° - 180°F What two things are made easier by pre-heating the oil? - ✔️(1) Circulation. (2) Atomization. What is oil atomized by? - ✔️Spinner/atomizer cup. What is the atomized oil mixed with in the combustion chamber before being burned? - ✔️Oxygen. Which electrically operated valve will shut down the burner if there is an ignition or combustion failure? - ✔️Main fuel valve. Oil circulates through the system back to the storage tank through the ____. - ✔️Oil return line. What is normal oil pressure for no. 6 fuel-oil burners? - ✔️30 - 50 psi

Which valve is provided for safety if the pressure becomes too great? - ✔️Back Pressure Relief. What may be present in the return line to ensure the oil is maintained at the proper temperature for easy circulation? - ✔️Heaters. What is the chemical union of oxygen with the hydrogen and carbon in fuel-oil? - ✔️Combustion. The two principal elements of fuel-oil are ____. - ✔️Hydrogen and carbon. Oil is a liquid fuel and as such will not ____. It must be changed to a gas or vapor to support combustion. - ✔️Burn. Which device accelerates the change of liquid fuel to a vapor that can be mixed with air and burned. - ✔️Oil burner. In low pressure oil burners, the oil and air mixture is delivered to the nozzle at a pressure between ____. - ✔️1 - 15 psi. The air that contacts the oil prior to its leaving the nozzle is called ____. - ✔️Primary air. The introduction of air from the fan into the combustion chamber after the oil has left the nozzle is called ____. - ✔️Secondary air. Oil burners require approximately ____ cubic feet of air per gallon of oil consumed. - ✔️2, The end product of complete combustion is ____. - ✔️Carbon dioxide. The end product of incomplete combustion is ____. - ✔️Carbon monoxide. Each time one pound of carbon is burned, ____ BTU of heat are liberated. - ✔️14, If the fuel is not supplied with the proper amount of oxygen, carbon monoxide will be produced, and only ____ BTU of heat are liberated. - ✔️4, A correctly adjusted oil burner flame will have an ____ colored flame body with small ____, slightly cloudy tips. -

How often should no. 6 fuel-oil burner nozzles be cleaned? - ✔️Daily. Blockage in the chimney or flue passage will cause the boiler room to become ____.

  • ✔️Filled with smoke. Water in the fuel-oil or the wrong grade of fuel-oil will cause improper ____. - ✔️Atomization. Burner puff-back is most often caused by a ____ in ignition. - ✔️Delay. Pure white condensed steam that smells like fuel-oil is a condition that can cause ____. - ✔️Puff-back. What 3 things must be done when puff-back conditions are present? - ✔️(1) Shut off the burner. (2) Vent the area. (3) Eliminate ignition sources. Where is fuel-oil stored? - ✔️Storage tank. Which valve stops oil flow so that cleaning and maintenance can be performed? - ✔️Shut-off valve. What separates dirt and sediment from the fuel oil coming from the storage tank? - ✔️Strainer/filter. Which device indicates whether there is an obstruction in the suction line? - ✔️Vacuum gauge. What raises the oil temperature for easier pumping and atomization? - ✔️Pre-heater. Which valve is electrically operated and will open or close the line leading to the atomizer? - ✔️Main fuel valve. Which burner valve is located as close as possible to the burner to reduce the amount of oil remaining in the line after an emergency shut down? - ✔️Shut-off valve. The atomizing cup/spinner is a device that breaks up fuel oil for proper ____. - ✔️Combustion.

Which low pressure control is mounted on the fan housing and will shut the oil burner down if no air exists for combustion? - ✔️Vaporstat. A dangerous condition occurs when oil pumped to the combustion chamber is not properly ____. - ✔️Atomized. The mixture of fuel oil and air is initially ignited by a gas pilot or electric ignition. After ignition, combustion is maintained in the combustion chamber by what? - ✔️Retained heat. What is a photoelectric cell? - ✔️A flame detection control device. Which device will shut down an oil burner if a flame is not visible? - ✔️Photoelectric cell. What operates the oil burner in the summer for domestic hot water needs? - ✔️Aquastat. Which automatic, electric control for steam boilers will shut the burner down when the water is below a safe operating point? - ✔️Low water cut-off. Which device indicates the water level of a steam boiler? - ✔️Gauge glass. What should be visible in the gauge glass while the boiler operates? - ✔️Water. The main combustion controller is called what? - ✔️Stack switch/primary control. What does the stack switch/primary control do? - ✔️Shut down the oil burner due to ignition failure or loss of flame in the combustion chamber. When does the stack switch/primary control operate? - ✔️When there is no heat in the chimney/smoke stack. Where is the smoke alarm mounted? - ✔️Chimney/smoke stack. The ____ will shut down an oil burner and sound an alarm if there is excessive smoke or if the combustion fire is improper. - ✔️Smoke alarm. The smoke alarm is also a required ____ control. -