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1|Page P-99 Low Pressure Boiler COF FDNY Newest 2025/2026 Complete 100 Questions And Correct Detailed Answers (Verified Answers) |Brand New Version!! A fill line in an oil burner system is a line used to: -. . ANSWER V VFill the storage tank with oil. The aquastat is located -.. ANSWER V VBelow the water line. All heating, combustion, and cooking equipment shall be installed with adequate clearances from construction. -.. ANSWER JV /Combustible The equipment must be provided with or the building construction shall be wre ANSWER V VInsulation. Fire Protected 2| Page During operation the surface of combustible construction materials will not be raised to a temp higher than degrees F.-.. ANSWER V V170 degrees Equipment shall be so that the means of access for ordinary operation and maintenance will not be .-.. ANSWER V VHazardous Acceptance Tests: Boilers shall not be placed in operation until they have been and and an equipment has been issued by the .-.. ANSWER ¥ VInspected and tested. Use permit, commissioner Periodic Inspections: All boilers must be inspected at least a including chimney connections. - . . ANSWER V VOnce a year Owners Annual Statement: The owner of each boiler shall file an written statement with the , specifying the of each boiler and for 4|Page Arecord must be kept of the pressure test showing the name of the and the at which the piping and tank were tested. -.. ANSWER V VContractor, pressure Gas piping must be tested by the before operation. -.. ANSWER V V Contractor For oil burning systems, giving instructions for the care and operation of the system shall be permanently located in an easily and location near the equipment. -.. ANSWER JV V Instruction Cards, visible, accessible No oil burning equipment shall be operated until an equipment has been issued by the commissioner, the requirements ofthe control code have been met and until the approval for the storageof____——_—has been given by the fire commissioner. -.. ANSWER V VUse permit, air pollution, fuel oil 5|Page Every oil burning installation that is not fully automatic or requires preheating shall be operated under the direct supervision of a person holding a issued by the FD. -.. ANSWER JV /COF Such person must be in the building at while in operation and present in the during startup. -.. ANSWER V VAII times, boiler room After any repairs to the boiler are made, shall check the repairs and the functioning of all and the positioning of the .-.. ANSWER JV Y Operators, control devices, valves All heating and combustion equipment that is fired with solid, liquid, or gas fuels, must comply with the requirements of the code. -.. ANSWER V VAir pollution control Low Temp Equipment have a temp of degrees at the point of leaving the equipment. -.. ANSWER V V600 or less 7|Page Tight closing dampers may be installed with approved automatic and controls. -.. ANSWER JV J Draft, combustion Fuel oil shall mean hydrocarbon oils with a flash point not lower than degrees F.-.. ANSWER V V100 Commercial grades of fuel oil are , o) , and .-.. ANSWER V V1, 2, 4, 5, 6 The use of crankcase refuse oil is .-.. ANSWER Vv VProhibited Overflow pipes shall not be in size than the pipe. -.. ANSWER V VSmaller, supply Where a shut off valve is installed in the discharge line from an oil pump, a shall be installed in the discharge line between the pump the first shut off valve.-.. ANSWER V VRelief valve 8] Page A relief or pressure regulating valve shall be provided in the piping system on the side of the shut off valves. -.. ANSWER V VOil, heating The heating of oil in the storage tanks shall be by means of using low pressure or , or by means of heaters. -.. ANSWER V V Coils, hot water, steam, electric Where a single tank and burner exsist, a - valve shall be required in the line at the tank and another at the .-.. ANSWER V VShut-off, supply, burner A shall be provided to stop the flow of oil to any burner. -.. ANSWER V VRemote control The remote control should be located and as close to the of the boiler room. -.. ANSWER J¥ v Outside, entrance 10| Page No oil burner shall be installed unless it is connected to a .-.. ANSWER V VChimney The oil storage tank provides the supply of for in the oil burner. -.. ANSWER V VOil, combustion No. 6 oil is and . For this reason it is between and degrees F.-.. ANSWER JV ¥ Thick and heavy, heated, 100, 130 A circulates oil throughout the system. -.. ANSWER V VSuction cup and are present in the fuel oil. The removes most of the contaminates before the oil reaches the .-.. ANSWER V V Dirt, sediment, oil strainer, burner The is a device that measures pressure below atmospheric pressure. -.. ANSWER JV /Vacuum gauge 11| Page Excessive vacuum readings indicate there is an in the ____. Might beadirty_ . ANSWER V V Obstruction, suction line, dirty oil strainer The flow of oil can be stopped by closing the valve. This permits the operator to clean the wre ANSWER V VShut-off, strainer are used to heat the oil before the oil enters the burner. The oil is heated to to degrees F. -.. ANSWER V VPreheaters, 160 to 180 Preheating makes it easier to the oil and easier to the oil.-.. ANSWER V /Pump, atomize The oil is metered into the burner where it is atomized by the or cup. -.. ANSWER V VSpinner, atomizer cup 13|Page is the chemical union of the oxygen in the air with the combustible elements in the fuel oil. ( and ). The end result of this process is .-.. ANSWER V VCombustion, hydrogen and carbon, heat energy are the principal components of the oil firing equipment and provide the means of supporting .-.. ANSWER V VOil burners, combustion and are the 2 principal elements of fuel oil. During the combustion process, the carbon content of the fuel oil (___%) unites with oxygen to create and . The hydrogen content (___%) unites with and produces .-.. ANSWER Vv VCarbon, hydrogen, 85, carbon dioxide and carbon monoxide, 14, oxygen, water A complete combustion process is met when the fuel oil combines with the greatest possible amount of wae ANSWER V VOxygen 14| Page Oil must be changed to a or and mixed with to support combustion. This process of atomizing oil ensures prompt and rapid .-.. ANSWER v YVapor or gas, air, ignition, combustion Low pressure oil burners use low pressure that mix and within the nozzle at a pressure of to psi. -.. ANSWER V VOil pump, oil, air, 1 to 15 The air that contacts the oil prior to leaving the nozzle is called air. The introduction of air from a blower or fan after the oil has left the nozzle is called air. -.. ANSWER V V Primary, secondary Oil burners require approx cubic feet of air per gallon of oil. Poor mixture could become an mixture. -.. ANSWER V V2000, explosive is recognized as the end product of complete combustion. Improper oxygen or combustion will produce__ .-.. ANSWER V VCarbon dioxide, carbon monoxide 16| Page The storage temp range for oil is about__degrees F. The use of help it to be pumped to the oil burning unit. The fuel oil is raised to about__ degrees before it enters the combustion process. -.. ANSWER V ¥V100, preheaters, 180 A defective oil cut off valve can lead to - . This causes a start up and shut down condition. Could lead to on the floor of the heating unit. - .. ANSWER Vv VAfter-drip, noisy, fire A leaking on the oil pump shaft bearing may also cause oil leak on the in front of the heating unit. - .. ANSWER V VSeal, floor Dirty or damaged nozzles or rotary cups can cause improper . This will lead to a deposit in the combustion chamber. -.. ANSWER V VAtomization, carbon Nozzles in the no. 6 oil burner should be cleaned at least a .-.. ANSWER V VOnce a day 17| Page Blockage in the chimney or flue passage will cause the cellar or boiler room to become filled with wae ANSWER V JVSmoke Water in the fuel oil or the wrong grade will cause improper .-.. ANSWER V VAtomization A delay in ignition is the most common cause for burner . This can cause the boiler door to -.. ANSWER V VPuff back, blow open When the oil burner goes into operation and the chamber is not and the source of fails, the fumes can build upinthe___—_—s and causea . ANSWER V VHeated, ignition, chimney, puff back If proper ignition has not occurred the only indication of flame failure may be a strong of fuel oil. -.. ANSWER V VOdor 19|Page The is a device that breaks up the oil for combustion. -.. ANSWER V VSpinner, atomizer The will shut down an oil burner if there is no air for combustion. -.. ANSWER V VVaporstat The is a flame detection control. It is a device that will shut down the boiler if a is not visible. -.. ANSWER V VPhotoelectric cell, flame The operates the boiler in the summer for domestic hot water needs. -.. ANSWER V VAquastat The - cutoff is an automatic electric control that will shut the burner when the water level is below a point. -.. ANSWER V VLow water, safe The is a device used to indicate the water level of a steam boiler. -.. ANSWER V VGauge glass 20| Page The is the main combustion controller. It will stop the oil burner and lock it out on safety in case of failure. The stack switch operates when there is no ____ in the smoke stack. -.. ANSWER V VStack switch(primary control), ignition, heat The will shut down an oil burner if there is excessive smoke. It is located on the or .-.. ANSWER V VSmoke detector, smoke stack or chimney The gauge shows the pressure inside the boiler. This gauge reads in and is located at the of the .-.. ANSWER V VBoiler steam pressure, psi, top, boiler Normal steam pressure for low pressure boilers is less than psi. -.. ANSWER V V15 The valve is a device used to relieve excessive steam pressure. It is located on the of the steam boiler. -.. ANSWER V VSafety, top 
