JOURNEYMAN OIL MAINE FUEL
BOARD RULES QUESTIONAS &
ANSWERS(RATED A+)
What must you do if you notice code violations in a homeowners house? -
ANSWERNotify them and recommend ways to address them
What must be done when performing an annual tune-up on a heating system? -
ANSWERA 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? - ANSWERNFPA 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? - ANSWER90 days
What must be performed before a new installation? - ANSWERA 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?
- ANSWERLow Water cut off
Where shall a low water cutoff be installed? - ANSWERAt 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?
- ANSWERMain 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?
- ANSWERAt the burner and the oil supply tank
When outside tanks are used a thermally operated shut off valve must be installed
where? - ANSWERThe 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? - ANSWERWhere 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? - ANSWERAt the tank
and at the burner
, What may be installed in the supply line but not a return line? - ANSWERA 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? - ANSWER2 inches
In order to avoid undetected oil leaks under floors, the conduit must be how much
bigger than the supply and return lines? - ANSWEROne pipe size larger
An oil supply line that penetrates a foundation wall must be what? - ANSWERSealed
What must coated copper tubing have installed at the tank when used underground?
- ANSWEROils 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? - ANSWERRigidly supported by wall or floor mounted
brackets
If the entrance to the boiler room is only accessible from outside where will the
emergency switch be placed? - ANSWERInside the room not more than a foot
beyond the door opening. Never placed outside a building
Where will emergency switch be placed for commercial and industrial equipment? -
ANSWEROutside the entrance to the room containing the appliances
For steam safety or pressure relief valves which terminate inside the structure must
terminate how far above the floor? - ANSWER6 to 12 inches
Steam safety and pressure relief valves on boilers must be installed with the spindle
in what position? - ANSWERUpright vertical
What must supply and return lines be connected with? - ANSWERFlare fittings
What fittings shall not be used unless for introduction of lines at top of the tank with a
single or double tap bushing? - ANSWERCompression fittings
All connections of supply or return oil lines located outside must be made with what?
- ANSWERFlare frost fittings
Manholes 16 inches in diameter or larger must be installed in the top of all tanks over
what? - ANSWER5,000 gallons or more
All fuel oil supply tanks must be a minimum of how many feet from any gas or solid
fuel burning appliance? - ANSWER5 feet
BOARD RULES QUESTIONAS &
ANSWERS(RATED A+)
What must you do if you notice code violations in a homeowners house? -
ANSWERNotify them and recommend ways to address them
What must be done when performing an annual tune-up on a heating system? -
ANSWERA 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? - ANSWERNFPA 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? - ANSWER90 days
What must be performed before a new installation? - ANSWERA 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?
- ANSWERLow Water cut off
Where shall a low water cutoff be installed? - ANSWERAt 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?
- ANSWERMain 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?
- ANSWERAt the burner and the oil supply tank
When outside tanks are used a thermally operated shut off valve must be installed
where? - ANSWERThe 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? - ANSWERWhere 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? - ANSWERAt the tank
and at the burner
, What may be installed in the supply line but not a return line? - ANSWERA 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? - ANSWER2 inches
In order to avoid undetected oil leaks under floors, the conduit must be how much
bigger than the supply and return lines? - ANSWEROne pipe size larger
An oil supply line that penetrates a foundation wall must be what? - ANSWERSealed
What must coated copper tubing have installed at the tank when used underground?
- ANSWEROils 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? - ANSWERRigidly supported by wall or floor mounted
brackets
If the entrance to the boiler room is only accessible from outside where will the
emergency switch be placed? - ANSWERInside the room not more than a foot
beyond the door opening. Never placed outside a building
Where will emergency switch be placed for commercial and industrial equipment? -
ANSWEROutside the entrance to the room containing the appliances
For steam safety or pressure relief valves which terminate inside the structure must
terminate how far above the floor? - ANSWER6 to 12 inches
Steam safety and pressure relief valves on boilers must be installed with the spindle
in what position? - ANSWERUpright vertical
What must supply and return lines be connected with? - ANSWERFlare fittings
What fittings shall not be used unless for introduction of lines at top of the tank with a
single or double tap bushing? - ANSWERCompression fittings
All connections of supply or return oil lines located outside must be made with what?
- ANSWERFlare frost fittings
Manholes 16 inches in diameter or larger must be installed in the top of all tanks over
what? - ANSWER5,000 gallons or more
All fuel oil supply tanks must be a minimum of how many feet from any gas or solid
fuel burning appliance? - ANSWER5 feet
