1
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Massachusetts Oil burner Practice
Questions and Answers (100% Correct
Answers) Already Graded A+
The cross connection between two supply tanks shall not
exceed?— Ans: 660 gallons
When is an automatic draft control not required?— Ans: When
the equipment is designed to control the draft.
© 2025 Assignment Expert
Combustion performance testing can indicate:— Ans: Improper
air oil mixture, too much combustion air, and low pump pressure.
If a second oil-burning appliance is installed in a single chimney,
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you must insure:— Ans: Sufficient draft is available for safe
operation of all connected equipment.
Delayed ignition can be caused by:— Ans: Weak ignition
transformer
You should replace the oil burner nozzle with:— Ans: The
manufacturers recommended nozzle spray pattern and spray
angle.
Viscosity problems can be corrected by:— Ans: Decreasing the
nozzle size and increasing the pump pressure accordingly
The minimum operating pressure of an oil pump is:— Ans: 100 PSI
If a stack relay fails you, must?— Ans: Replace it with an
approved type controller
Aquastats are normally found on what type of heating systems?—
Ans: Hydronic
Airstats are found on what type of heating systems?— Ans:
Forced warm air systems
Under sized returns on a warm air system can result in what?—
Ans: Short cycling of the oil burner
, 2
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Incorrect nozzle selection in regards to gallon per hour, can result
in what problems in a steam system?— Ans: Some radiators not
heating quickly enough
Low boiler water temperature in a hydronic hot water system may
be caused by?— Ans: Undersized oil burner nozzles
Delayed opening oil valves are used to?— Ans: Allow oil pump to
come up to speed
If a steam boiler is to be installed with an automatic feeder it must
also have:— Ans: A backflow prevention device
How can a damaged heat exchanger be detected on a forced
warm air system?— Ans: With a smoke trace candle
© 2025 Assignment Expert
If a high limit is installed to prevent high boiler water temperature,
what is the function of the low limit?— Ans: To maintain
temperature for domestic hot water
Guru01 - Stuvia
On a steam system, a plugged siphon loop can have what affect
on the heating system?— Ans: Insufficient heat in the living space
On a triple acting aquastat a minimum of 20 degrees is
recommend between the high and low limit, this will prevent?—
Ans: The boiler going off on high limit before reaching the
minimum circulator temperature
An advantage of flame retention burner is— Ans: Their high static
pressure enables boilers and furnaces with tighter more efficient
heat exchange passages
The key final adjustment for most oil burners is— Ans: Combustion
air
Dirt or lint buildup in the bevel of the burner fan blades will— Ans:
Reduce the amount of combustion air
To change the air ratio for different firing rates with an adjustable
head burner you— Ans: Adjust the position of the drawer
assembly in the Air tube
All petroleum products are chemical compounds of— Ans:
Hydrogen and carbon
For Expert help and assignment solutions, +254707240657
Massachusetts Oil burner Practice
Questions and Answers (100% Correct
Answers) Already Graded A+
The cross connection between two supply tanks shall not
exceed?— Ans: 660 gallons
When is an automatic draft control not required?— Ans: When
the equipment is designed to control the draft.
© 2025 Assignment Expert
Combustion performance testing can indicate:— Ans: Improper
air oil mixture, too much combustion air, and low pump pressure.
If a second oil-burning appliance is installed in a single chimney,
Guru01 - Stuvia
you must insure:— Ans: Sufficient draft is available for safe
operation of all connected equipment.
Delayed ignition can be caused by:— Ans: Weak ignition
transformer
You should replace the oil burner nozzle with:— Ans: The
manufacturers recommended nozzle spray pattern and spray
angle.
Viscosity problems can be corrected by:— Ans: Decreasing the
nozzle size and increasing the pump pressure accordingly
The minimum operating pressure of an oil pump is:— Ans: 100 PSI
If a stack relay fails you, must?— Ans: Replace it with an
approved type controller
Aquastats are normally found on what type of heating systems?—
Ans: Hydronic
Airstats are found on what type of heating systems?— Ans:
Forced warm air systems
Under sized returns on a warm air system can result in what?—
Ans: Short cycling of the oil burner
, 2
For Expert help and assignment solutions, +254707240657
Incorrect nozzle selection in regards to gallon per hour, can result
in what problems in a steam system?— Ans: Some radiators not
heating quickly enough
Low boiler water temperature in a hydronic hot water system may
be caused by?— Ans: Undersized oil burner nozzles
Delayed opening oil valves are used to?— Ans: Allow oil pump to
come up to speed
If a steam boiler is to be installed with an automatic feeder it must
also have:— Ans: A backflow prevention device
How can a damaged heat exchanger be detected on a forced
warm air system?— Ans: With a smoke trace candle
© 2025 Assignment Expert
If a high limit is installed to prevent high boiler water temperature,
what is the function of the low limit?— Ans: To maintain
temperature for domestic hot water
Guru01 - Stuvia
On a steam system, a plugged siphon loop can have what affect
on the heating system?— Ans: Insufficient heat in the living space
On a triple acting aquastat a minimum of 20 degrees is
recommend between the high and low limit, this will prevent?—
Ans: The boiler going off on high limit before reaching the
minimum circulator temperature
An advantage of flame retention burner is— Ans: Their high static
pressure enables boilers and furnaces with tighter more efficient
heat exchange passages
The key final adjustment for most oil burners is— Ans: Combustion
air
Dirt or lint buildup in the bevel of the burner fan blades will— Ans:
Reduce the amount of combustion air
To change the air ratio for different firing rates with an adjustable
head burner you— Ans: Adjust the position of the drawer
assembly in the Air tube
All petroleum products are chemical compounds of— Ans:
Hydrogen and carbon
