Mass oil burner / NFPA 31 &
NORA Exam/ Questions and well
Solved Answers/ 100% Correct
Cast iron fittings can be used in heating fuel systems? - -False
Tank vent shall terminate - -Within 12 feet of the fill and visible from
the fill
Tanks exceeding 330 gallons must have - -Top supply connection
Fuel return piping from an appliance shall - -Enter the top of the tank
Oil appliances burning used oil shall only be installed - -In commercial
or industrial occupancies
Technician must be present for filling of new oil tank - -False
A common tank vent pipe shall be - -One pipe size larger than the
largest individual vent pipe connected to it
If oil supply piping is not visible for inspection you must - -Pressure or
vacuum test the line
Installation instructions for the care and operation of the appliance
must be posted - -True
Oil burning appliances shall have - -Limit control for pressure in steam,
temperature in water boiler, and temperature in furnace
Above ground tank installed inside must be pitched - -Torwards the
supply at a pitch of 1/4 inch per foot
Outdoor tanks must be located - -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 - -1/4 inch per foot
Minimal gauge thickness for steel flue pipe connectors less than nine
inches in diameter - -26 gauge
Oil fired water heater must be equipped with water temp, pressure, and
vacuum relief device - -True
Tank vent piping shall be - -Pitched forward tank, terminate two feet
minimum from building openings, corrosion resistant weatherproof cap
, Direct vent systems shall terminate - -4 feet horizontally from a building
opening
Fuel can be transferred from tank to appliance by pressurizing the tank
- -False
Fusible link safety shutoff valves shall be located - -Within six inches of
the filter between the tank and filter
Before installation of new oil burner you are required to - -Inspect the
combustion chamber
A crankcase oil burner can be installed in any location where a standard
oil burner was located - -False
Can tanks be installed in garages - -Yes, if protected from vehicle
impacts by barriers
Teflon tape can be used on oil lines - -False
The trial for ignition period for oil burners less than 20 GPM is? - -15
seconds
Fusible switches shall operate at a temp of - -165F
A masonry chimney needs a metal liner - -False
Any valves used on oil burner installation must be a - -Fusible valve
What form is used to pull an oil burner permit - -Form 1
What size pipe is used to cross connect tank outlet piping - -1/2 inch
What is an oil safety valve required - -On existing installations when a
burner, boiler, furnace or tank is replaced
When must you install a draft regulator - -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 - -15 seconds
What type of boiler must be equipped with low water cut off - -Water
boilers over 400,000 BTU, all steam boiler
What device must be equipped with air proving switch - -A draft inducer
New burner controls must be - -Interrupted ignition
NORA Exam/ Questions and well
Solved Answers/ 100% Correct
Cast iron fittings can be used in heating fuel systems? - -False
Tank vent shall terminate - -Within 12 feet of the fill and visible from
the fill
Tanks exceeding 330 gallons must have - -Top supply connection
Fuel return piping from an appliance shall - -Enter the top of the tank
Oil appliances burning used oil shall only be installed - -In commercial
or industrial occupancies
Technician must be present for filling of new oil tank - -False
A common tank vent pipe shall be - -One pipe size larger than the
largest individual vent pipe connected to it
If oil supply piping is not visible for inspection you must - -Pressure or
vacuum test the line
Installation instructions for the care and operation of the appliance
must be posted - -True
Oil burning appliances shall have - -Limit control for pressure in steam,
temperature in water boiler, and temperature in furnace
Above ground tank installed inside must be pitched - -Torwards the
supply at a pitch of 1/4 inch per foot
Outdoor tanks must be located - -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 - -1/4 inch per foot
Minimal gauge thickness for steel flue pipe connectors less than nine
inches in diameter - -26 gauge
Oil fired water heater must be equipped with water temp, pressure, and
vacuum relief device - -True
Tank vent piping shall be - -Pitched forward tank, terminate two feet
minimum from building openings, corrosion resistant weatherproof cap
, Direct vent systems shall terminate - -4 feet horizontally from a building
opening
Fuel can be transferred from tank to appliance by pressurizing the tank
- -False
Fusible link safety shutoff valves shall be located - -Within six inches of
the filter between the tank and filter
Before installation of new oil burner you are required to - -Inspect the
combustion chamber
A crankcase oil burner can be installed in any location where a standard
oil burner was located - -False
Can tanks be installed in garages - -Yes, if protected from vehicle
impacts by barriers
Teflon tape can be used on oil lines - -False
The trial for ignition period for oil burners less than 20 GPM is? - -15
seconds
Fusible switches shall operate at a temp of - -165F
A masonry chimney needs a metal liner - -False
Any valves used on oil burner installation must be a - -Fusible valve
What form is used to pull an oil burner permit - -Form 1
What size pipe is used to cross connect tank outlet piping - -1/2 inch
What is an oil safety valve required - -On existing installations when a
burner, boiler, furnace or tank is replaced
When must you install a draft regulator - -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 - -15 seconds
What type of boiler must be equipped with low water cut off - -Water
boilers over 400,000 BTU, all steam boiler
What device must be equipped with air proving switch - -A draft inducer
New burner controls must be - -Interrupted ignition
