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Mass oil burner / NFPA 31 & NORA Exam Questions and Answers
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Cast iron fittings can be used in heating fuel systems? - Answer- False Tank vent shall terminate - Answer- Within 12 feet of the fill and visible from the fill Tanks exceeding 330 gallons must have - Answer- Top supply connection Fuel return piping from an appliance shall - Answer- Enter ...

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  • May 29, 2023
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  • 2022/2023
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Mass oil burner / NFPA 31 & NORA Exam
Questions and Answers
Cast iron fittings can be used in heating fuel systems? - Answer- False
Tank vent shall terminate - Answer- Within 12 feet of the fill and visible from the fill
Tanks exceeding 330 gallons must have - Answer- Top supply connection
Fuel return piping from an appliance shall - Answer- Enter the top of the tank
Oil appliances burning used oil shall only be installed - Answer- In commercial or industrial occupancies
Technician must be present for filling of new oil tank - Answer- False
A common tank vent pipe shall be - Answer- One pipe size larger than the largest individual vent pipe connected to it
If oil supply piping is not visible for inspection you must - Answer- Pressure or vacuum test the line
Installation instructions for the care and operation of the appliance must be posted - Answer- True
Oil burning appliances shall have - Answer- Limit control for pressure in steam, temperature in water boiler, and temperature in furnace
Above ground tank installed inside must be pitched - Answer- Torwards the supply at a pitch of 1/4 inch per foot
Outdoor tanks must be located - Answer- Five feet from property line for 275g or smaller, ten feet for more than 275 but not exceeding 660g. Must be on concrete slab
A chimney connector shall maintain a pitch or rise of - Answer- 1/4 inch per foot
Minimal gauge thickness for steel flue pipe connectors less than nine inches in diameter
- Answer- 26 gauge
Oil fired water heater must be equipped with water temp, pressure, and vacuum relief device - Answer- True
Tank vent piping shall be - Answer- Pitched forward tank, terminate two feet minimum from building openings, corrosion resistant weatherproof cap Direct vent systems shall terminate - Answer- 4 feet horizontally from a building opening
Fuel can be transferred from tank to appliance by pressurizing the tank - Answer- False
Fusible link safety shutoff valves shall be located - Answer- Within six inches of the filter
between the tank and filter
Before installation of new oil burner you are required to - Answer- Inspect the combustion chamber
A crankcase oil burner can be installed in any location where a standard oil burner was located - Answer- False
Can tanks be installed in garages - Answer- Yes, if protected from vehicle impacts by barriers
Teflon tape can be used on oil lines - Answer- False
The trial for ignition period for oil burners less than 20 GPM is? - Answer- 15 seconds
Fusible switches shall operate at a temp of - Answer- 165F
A masonry chimney needs a metal liner - Answer- False
Any valves used on oil burner installation must be a - Answer- Fusible valve
What form is used to pull an oil burner permit - Answer- Form 1
What size pipe is used to cross connect tank outlet piping - Answer- 1/2 inch
What is an oil safety valve required - Answer- On existing installations when a burner, boiler, furnace or tank is replaced
When must you install a draft regulator - Answer- When not exempted by the manufacturer
As of January 1 2014, max safety timing for an oil burner safety switch must be no more
than - Answer- 15 seconds
What type of boiler must be equipped with low water cut off - Answer- Water boilers over 400,000 BTU, all steam boiler
What device must be equipped with air proving switch - Answer- A draft inducer
New burner controls must be - Answer- Interrupted ignition

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