Master Oil Burner TEST STUDY GUIDE
2025/2026 ACCURATE QUESTIONS AND
CORRECT DETAILED ANSWERS WITH
RATIONALES || 100% GUARANTEED PASS
<NEWEST VERSION>
1. The continued use of an existing connection of a solid fuel burning
appliance to a chimney flue to which another appliance burning oil or solid
fuel is connected for any chimney existing and in use before feb 2, 1998
shall be permitted assuming... - ANSWER ✓ Sufficent draft for each
appliance, the chimney is lined and structuraly intact, a carbon monoxide
detector is installed near a bedroom
2. The connection of a solid fuel burning appliance to a chimney flue to which
another appliance burning oil or solid fuel is connected for any chimney
existing and in use on or after February 2, 1998 shall be permitted as long
as... - ANSWER ✓ Sufficient draft is available for each appliance, the
chimney is lined and structurally intact, a carbon monoxide detector installed
near a bedroom, the solid fuel appliance has been listed by an independent
nationally recognized testing lab approved by the board, the solid fuel
burning appliance is installed in accordance with manufacturers specs.
3. Fuel oil licenses expire... - ANSWER ✓ Every 2 years
4. If the owner, occupant of any building or an installer neglects or refuses
without justification for more than ____ days to comply with any order of a
state fuel inspector, the person commits a civil violation for a fine of $100
each day neglected - ANSWER ✓ 10
5. A person ordered by a state fuel inspector to correct a deficiency or to vacate
a building or structure may appeal the order by filling a written notice of
appeal with the board within ____ days after receipt of the order - ANSWER
✓ 30
,6. An apprentice oil burner technician may assist in making oil installations
and repairing/servicing of oil burning equipment under the ____________ of
a master or journeyman oil tech who holds the same or higher authority -
ANSWER ✓ Direct supervision
7. an apprentice oil burner tech may - ANSWER ✓ Bleed an oil burner without
direct supervision
8. For a waste oil system, the minimum vent piping size is required to be ___
inches - ANSWER ✓ 1 1/4 inches
9. The minimum wall thickness for an outside rank is ___ gauge - ANSWER ✓
12 gauge
10.The oil supply tank shall be mounted on steel pipe legs not exceeding ____
inches in height - ANSWER ✓ 12 inches
11.Manhole covers of 16 inches in diameter or larger shall be installed in the
top of fuel oil tanks that have a capacity of _____ gallons or more -
ANSWER ✓ 5000 gallons
12.A leaking oil tank may be temporarily repaired with a tank patch and any
tank so repaired must be replaced within ____ days of the repair - ANSWER
✓ 30 days
13.The minimum oil tank size inside a building that requires a vent alarm is
____ gallons - ANSWER ✓ 11 gallons
14.Where a tank or tank system is not located in a dedicated room or enclosure,
the maximum capacity in the building shall not exceed ____ gallons -
ANSWER ✓ 1,320 gallons
15.An auxiliary rank shall be located at a level ____ of the supply tank from
which it is filled - ANSWER ✓ Above the top
16.Plugs for oil tanks shall be constructed of - ANSWER ✓ Threaded steel
,17.The concrete pad supporting an outside vertical oil tank shall rest on a bed of
compacted gravel of ____ inches minimum - ANSWER ✓ 6 inches
18.The vent and fill pipe connecting to an oil tank must terminate at least __
feet from a window - ANSWER ✓ 2 feet
19.The overflow pipe on an auxiliary tank shall - ANSWER ✓ Not have any
valve or an obstruction
20.The fuel oil tank must be pitched - ANSWER ✓ Toward the opening with a
slope no less than 1/4" per foot
21.Two oil tanks connect with seperste fulls and one common vent, the
common vent shall be - ANSWER ✓ Same size as largest individual tank
vent
22.When converting fuel but leaving the oil tank for future use, what must be
done - ANSWER ✓ The vent piping must remain intact and open to house,
the full pipe must be removed completely/ plugged at the tank, the burner
supply line must be removed and the valves on tank/burner must be capped
or plugged
23.An _____ is to be installed between the outlet of the tank and the burner -
ANSWER ✓ Oil filter, and two thermal shutoff valves ( one at tank one at
burner)
24.Copper oil supply and return lines installed under cement, sub floors, or
beneath any surface, shall be e faded in conduit a minimum of ____ pipe
sizes larger than the oil supply and return lines - ANSWER ✓ 1 pipe size
larger
25.The maine fuel board rules lists two types of thermally activated supply oil
shut off valves as wheel and - ANSWER ✓ Lever
26.When inside tanks are used and the oil supply tank is installed in a seperate
room a ____ must be installed where the line enters the room where
appliance is located - ANSWER ✓ Thermally operated shutoff valve
, 27.In a centralized oil distribution system, a readily accessible and labeled
_____ shall be installed either inside or outside the structure in each branch
supply pipeline that enters a building or other structure - ANSWER ✓
Manually operated shutoff valve
28.A centralized oil distribution system with a vacuum reading in excess of
10hg at the burger requires a - ANSWER ✓ Transfer pump
29.A check valve for an oil like can not be installed in - ANSWER ✓ The
return piping of a two pipe system
30.What gets oil from the tank to the burner - ANSWER ✓ Fuel unit (pump)
31.An _____ is used to prevent air particles from entering the return air supply -
ANSWER ✓ Air filter
32.Cracks in the heat exchanger may be sealed for a maximum of ___ days with
furnace cement or other materials (obsolete) - ANSWER ✓ 45 days
33.A service disconnect switch for the control of the burner while observing the
flame shall be placed at the unit, within ________ - ANSWER ✓ Within
arms reach of the technician
34.The low water control may be installed in the boiler at the level
reccommended by the boiler manufacturer but in no case shall the low water
control be installed - ANSWER ✓ Below the crown sheet
35.The emergency switch shall be located ______ of and adjacent to the
entrance to the room where the appliance is located - ANSWER ✓ Outside
36.Hot water boilers installed or converted after January 1st 1996 must be
provided with a - ANSWER ✓ Low water cutoff control
37.The settings on a fan control for a hot air furnace are - ANSWER ✓ High
limit, blower (on), and blower (off)
2025/2026 ACCURATE QUESTIONS AND
CORRECT DETAILED ANSWERS WITH
RATIONALES || 100% GUARANTEED PASS
<NEWEST VERSION>
1. The continued use of an existing connection of a solid fuel burning
appliance to a chimney flue to which another appliance burning oil or solid
fuel is connected for any chimney existing and in use before feb 2, 1998
shall be permitted assuming... - ANSWER ✓ Sufficent draft for each
appliance, the chimney is lined and structuraly intact, a carbon monoxide
detector is installed near a bedroom
2. The connection of a solid fuel burning appliance to a chimney flue to which
another appliance burning oil or solid fuel is connected for any chimney
existing and in use on or after February 2, 1998 shall be permitted as long
as... - ANSWER ✓ Sufficient draft is available for each appliance, the
chimney is lined and structurally intact, a carbon monoxide detector installed
near a bedroom, the solid fuel appliance has been listed by an independent
nationally recognized testing lab approved by the board, the solid fuel
burning appliance is installed in accordance with manufacturers specs.
3. Fuel oil licenses expire... - ANSWER ✓ Every 2 years
4. If the owner, occupant of any building or an installer neglects or refuses
without justification for more than ____ days to comply with any order of a
state fuel inspector, the person commits a civil violation for a fine of $100
each day neglected - ANSWER ✓ 10
5. A person ordered by a state fuel inspector to correct a deficiency or to vacate
a building or structure may appeal the order by filling a written notice of
appeal with the board within ____ days after receipt of the order - ANSWER
✓ 30
,6. An apprentice oil burner technician may assist in making oil installations
and repairing/servicing of oil burning equipment under the ____________ of
a master or journeyman oil tech who holds the same or higher authority -
ANSWER ✓ Direct supervision
7. an apprentice oil burner tech may - ANSWER ✓ Bleed an oil burner without
direct supervision
8. For a waste oil system, the minimum vent piping size is required to be ___
inches - ANSWER ✓ 1 1/4 inches
9. The minimum wall thickness for an outside rank is ___ gauge - ANSWER ✓
12 gauge
10.The oil supply tank shall be mounted on steel pipe legs not exceeding ____
inches in height - ANSWER ✓ 12 inches
11.Manhole covers of 16 inches in diameter or larger shall be installed in the
top of fuel oil tanks that have a capacity of _____ gallons or more -
ANSWER ✓ 5000 gallons
12.A leaking oil tank may be temporarily repaired with a tank patch and any
tank so repaired must be replaced within ____ days of the repair - ANSWER
✓ 30 days
13.The minimum oil tank size inside a building that requires a vent alarm is
____ gallons - ANSWER ✓ 11 gallons
14.Where a tank or tank system is not located in a dedicated room or enclosure,
the maximum capacity in the building shall not exceed ____ gallons -
ANSWER ✓ 1,320 gallons
15.An auxiliary rank shall be located at a level ____ of the supply tank from
which it is filled - ANSWER ✓ Above the top
16.Plugs for oil tanks shall be constructed of - ANSWER ✓ Threaded steel
,17.The concrete pad supporting an outside vertical oil tank shall rest on a bed of
compacted gravel of ____ inches minimum - ANSWER ✓ 6 inches
18.The vent and fill pipe connecting to an oil tank must terminate at least __
feet from a window - ANSWER ✓ 2 feet
19.The overflow pipe on an auxiliary tank shall - ANSWER ✓ Not have any
valve or an obstruction
20.The fuel oil tank must be pitched - ANSWER ✓ Toward the opening with a
slope no less than 1/4" per foot
21.Two oil tanks connect with seperste fulls and one common vent, the
common vent shall be - ANSWER ✓ Same size as largest individual tank
vent
22.When converting fuel but leaving the oil tank for future use, what must be
done - ANSWER ✓ The vent piping must remain intact and open to house,
the full pipe must be removed completely/ plugged at the tank, the burner
supply line must be removed and the valves on tank/burner must be capped
or plugged
23.An _____ is to be installed between the outlet of the tank and the burner -
ANSWER ✓ Oil filter, and two thermal shutoff valves ( one at tank one at
burner)
24.Copper oil supply and return lines installed under cement, sub floors, or
beneath any surface, shall be e faded in conduit a minimum of ____ pipe
sizes larger than the oil supply and return lines - ANSWER ✓ 1 pipe size
larger
25.The maine fuel board rules lists two types of thermally activated supply oil
shut off valves as wheel and - ANSWER ✓ Lever
26.When inside tanks are used and the oil supply tank is installed in a seperate
room a ____ must be installed where the line enters the room where
appliance is located - ANSWER ✓ Thermally operated shutoff valve
, 27.In a centralized oil distribution system, a readily accessible and labeled
_____ shall be installed either inside or outside the structure in each branch
supply pipeline that enters a building or other structure - ANSWER ✓
Manually operated shutoff valve
28.A centralized oil distribution system with a vacuum reading in excess of
10hg at the burger requires a - ANSWER ✓ Transfer pump
29.A check valve for an oil like can not be installed in - ANSWER ✓ The
return piping of a two pipe system
30.What gets oil from the tank to the burner - ANSWER ✓ Fuel unit (pump)
31.An _____ is used to prevent air particles from entering the return air supply -
ANSWER ✓ Air filter
32.Cracks in the heat exchanger may be sealed for a maximum of ___ days with
furnace cement or other materials (obsolete) - ANSWER ✓ 45 days
33.A service disconnect switch for the control of the burner while observing the
flame shall be placed at the unit, within ________ - ANSWER ✓ Within
arms reach of the technician
34.The low water control may be installed in the boiler at the level
reccommended by the boiler manufacturer but in no case shall the low water
control be installed - ANSWER ✓ Below the crown sheet
35.The emergency switch shall be located ______ of and adjacent to the
entrance to the room where the appliance is located - ANSWER ✓ Outside
36.Hot water boilers installed or converted after January 1st 1996 must be
provided with a - ANSWER ✓ Low water cutoff control
37.The settings on a fan control for a hot air furnace are - ANSWER ✓ High
limit, blower (on), and blower (off)
