MAINE FUEL BOARD TANK SETTER EXAM
SCRIPT 2026 QUESTIONS WITH ANSWERS
GRADED A+
◉ What must be done when performing an annual tune-up on a heating
system? Answer: A combustion efficiency test and a copy must be
posted on site
◉ Whenever a furnace, direct fired hot water heater, or boiler is installed
the total installation must be brought into compliance with what
requirements BEFORE appliance can be fired? Answer: NFPA 31
◉ When an emergency arises that does not allow adequate time to get a
chimney lined/and or repaired before installing the new heating
appliance the licensee may defer the required repairs for how long?
Answer: 90 days
◉ What must be performed before a new installation? Answer: A heat
loss system design and load calculation. A copy must be retained to be
presented upon request of board inspector
◉ All oil fired BOILERS must be provided with a properly installed and
operating what? Answer: Low Water cut off
,◉ Where shall a low water cutoff be installed? Answer: At the level
recommended by the manufacture, but in no case below the crown sheet
◉ If the low water cut off is not installed directly in the boiler where
may it be installed? Answer: Main supply line (vertical riser) as close to
boiler as possible, or in a water column of continuous piping attached
directly to the boiler
◉ A listed lever or wheel thermally operated oil shut off valve must be
installed where? Answer: At the burner and the oil supply tank
◉ When outside tanks are used a thermally operated shut off valve must
be installed where? Answer: The supply line enters the inside of the
building and where the oil line enters the room where the appliance is
located
◉ When inside tanks are used and the oil supply tank is installed in a
separate room, a thermally shutoff valve must be installed where?
Answer: Where the line enters the room where the appliance is located
◉ Whenever the oil supply is taken from the top of an oil tank a
thermally operated wheel or lever type shut-off valve must be installed
where? Answer: At the tank and at the burner
, ◉ What may be installed in the supply line but not a return line?
Answer: A check valve
◉ All copper oil supply and return lines must be encased in a continuous
piece of no metallic liquid tight conduit such as PVC, ENT, coated
copper tubing. The end of the conduit shall not exceed how far from any
connection except the connection at fuel tank? Answer: 2 inches
◉ In order to avoid undetected oil leaks under floors, the conduit must
be how much bigger than the supply and return lines? Answer: One pipe
size larger
◉ An oil supply line that penetrates a foundation wall must be what?
Answer: Sealed
◉ What must coated copper tubing have installed at the tank when used
underground? Answer: Oils Safety Valve or PRV
◉ When an oil filter or other accessory equipment is connected to a
copper piping smaller than 3/4 "and is not directly connected to the oil
tank or burner the filter or other device must be what? Answer: Rigidly
supported by wall or floor mounted brackets
◉ What must supply and return lines be connected with? Answer: Flare
fittings
SCRIPT 2026 QUESTIONS WITH ANSWERS
GRADED A+
◉ What must be done when performing an annual tune-up on a heating
system? Answer: A combustion efficiency test and a copy must be
posted on site
◉ Whenever a furnace, direct fired hot water heater, or boiler is installed
the total installation must be brought into compliance with what
requirements BEFORE appliance can be fired? Answer: NFPA 31
◉ When an emergency arises that does not allow adequate time to get a
chimney lined/and or repaired before installing the new heating
appliance the licensee may defer the required repairs for how long?
Answer: 90 days
◉ What must be performed before a new installation? Answer: A heat
loss system design and load calculation. A copy must be retained to be
presented upon request of board inspector
◉ All oil fired BOILERS must be provided with a properly installed and
operating what? Answer: Low Water cut off
,◉ Where shall a low water cutoff be installed? Answer: At the level
recommended by the manufacture, but in no case below the crown sheet
◉ If the low water cut off is not installed directly in the boiler where
may it be installed? Answer: Main supply line (vertical riser) as close to
boiler as possible, or in a water column of continuous piping attached
directly to the boiler
◉ A listed lever or wheel thermally operated oil shut off valve must be
installed where? Answer: At the burner and the oil supply tank
◉ When outside tanks are used a thermally operated shut off valve must
be installed where? Answer: The supply line enters the inside of the
building and where the oil line enters the room where the appliance is
located
◉ When inside tanks are used and the oil supply tank is installed in a
separate room, a thermally shutoff valve must be installed where?
Answer: Where the line enters the room where the appliance is located
◉ Whenever the oil supply is taken from the top of an oil tank a
thermally operated wheel or lever type shut-off valve must be installed
where? Answer: At the tank and at the burner
, ◉ What may be installed in the supply line but not a return line?
Answer: A check valve
◉ All copper oil supply and return lines must be encased in a continuous
piece of no metallic liquid tight conduit such as PVC, ENT, coated
copper tubing. The end of the conduit shall not exceed how far from any
connection except the connection at fuel tank? Answer: 2 inches
◉ In order to avoid undetected oil leaks under floors, the conduit must
be how much bigger than the supply and return lines? Answer: One pipe
size larger
◉ An oil supply line that penetrates a foundation wall must be what?
Answer: Sealed
◉ What must coated copper tubing have installed at the tank when used
underground? Answer: Oils Safety Valve or PRV
◉ When an oil filter or other accessory equipment is connected to a
copper piping smaller than 3/4 "and is not directly connected to the oil
tank or burner the filter or other device must be what? Answer: Rigidly
supported by wall or floor mounted brackets
◉ What must supply and return lines be connected with? Answer: Flare
fittings
