Comprehensive Study 1 Up to Date Content
Arkansas boiler test Latest
Questions and Graded Answers
Which valves are located between the boiler and feedwater
pump?
Ans: Feed water stop valve and feedwater check
valve
What is the function of the check valve?
Ans: To prevent the boiler pressure from forcing the
boiler water back into the feedwater tank.(Allows flow
in one direction)
Four safety features required on the steam boiler are:
Ans: Low water-cut-off, Pressure gauge, Safety relief
valve, and Blow-down valve
Safety valves should be set by:
Ans: A qualified safety technician or representative
of manufacturer
Which pressure is considered to be that of a low-pressure
boiler?
Ans: 0-15 PSI MAWP
What could happen if a steam valve is opened quickly?
Ans: Boiler water can be siphoned out of the boiler
resulting in water hammer to the steam lines and
equipment.
Up to Date Content
,Comprehensive Study 2 Up to Date Content
No valve should be placed between the safety relief valve or
valves and the boiler.
Ans: True
A high-pressure boiler is one which generates steam or
vapor at a pressure of above?
Ans: Above 15 PSI
How may the water-gauge glass on a boiler indicate a false
water level?
Ans: There may be an obstructions in water gauge
fixture, water column or gauge glass valves are
closed.
What condition will cause smoke or soot resulting in a loss of
heat transfer efficiency?
Ans: Incomplete combustion
What is the purpose of a Refractory Shelf or a baffle wall in a
boiler?
Ans: To cause multiple passes in a firetube boiler for
efficiency and to distribute flame evenly in a
generation section of a watertube boiler for better
heat transfer
A Residue formed in a boiler by adding feedwater chemicals
to the boiler water to prevent the scale from forming on the
tubes and turn the scale forming salts
Ans: Into a Non-Adhering Sludge
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, Comprehensive Study 3 Up to Date Content
High-Pressure Steam Boilers must be inspected internally
and externally at least once each year. The inspection should
be made during the same calendar month each year if
possible.
Ans: True
A boiler operator operating a boiler without a license shall
be guilty of a misdemeanor and upon conviction thereof shall
be punished by a fine of not less than $25.00 and not more
than $100.00, and in addition may be imprisoned for not
more than 2 years, or both.
Ans: True
A Boiler Operator must have _________ on-the-job training
and pass the State of Arkansas Boiler Operators Examination,
before receiving the Arkansas Boiler Operator's License.
Ans: 6 months
Water boils at what temperature at sea level?
Ans: 212ºF
If you went into a boiler room and the burner was firing, and
there was no water visible in the gauge glass, you should
immediately add water to the boiler.
Ans: False
In a firetube boiler the gases of combustion flow through the
tubes and the boiler water:
Ans: surrounds the tubes
Up to Date Content
Arkansas boiler test Latest
Questions and Graded Answers
Which valves are located between the boiler and feedwater
pump?
Ans: Feed water stop valve and feedwater check
valve
What is the function of the check valve?
Ans: To prevent the boiler pressure from forcing the
boiler water back into the feedwater tank.(Allows flow
in one direction)
Four safety features required on the steam boiler are:
Ans: Low water-cut-off, Pressure gauge, Safety relief
valve, and Blow-down valve
Safety valves should be set by:
Ans: A qualified safety technician or representative
of manufacturer
Which pressure is considered to be that of a low-pressure
boiler?
Ans: 0-15 PSI MAWP
What could happen if a steam valve is opened quickly?
Ans: Boiler water can be siphoned out of the boiler
resulting in water hammer to the steam lines and
equipment.
Up to Date Content
,Comprehensive Study 2 Up to Date Content
No valve should be placed between the safety relief valve or
valves and the boiler.
Ans: True
A high-pressure boiler is one which generates steam or
vapor at a pressure of above?
Ans: Above 15 PSI
How may the water-gauge glass on a boiler indicate a false
water level?
Ans: There may be an obstructions in water gauge
fixture, water column or gauge glass valves are
closed.
What condition will cause smoke or soot resulting in a loss of
heat transfer efficiency?
Ans: Incomplete combustion
What is the purpose of a Refractory Shelf or a baffle wall in a
boiler?
Ans: To cause multiple passes in a firetube boiler for
efficiency and to distribute flame evenly in a
generation section of a watertube boiler for better
heat transfer
A Residue formed in a boiler by adding feedwater chemicals
to the boiler water to prevent the scale from forming on the
tubes and turn the scale forming salts
Ans: Into a Non-Adhering Sludge
Up to Date Content
, Comprehensive Study 3 Up to Date Content
High-Pressure Steam Boilers must be inspected internally
and externally at least once each year. The inspection should
be made during the same calendar month each year if
possible.
Ans: True
A boiler operator operating a boiler without a license shall
be guilty of a misdemeanor and upon conviction thereof shall
be punished by a fine of not less than $25.00 and not more
than $100.00, and in addition may be imprisoned for not
more than 2 years, or both.
Ans: True
A Boiler Operator must have _________ on-the-job training
and pass the State of Arkansas Boiler Operators Examination,
before receiving the Arkansas Boiler Operator's License.
Ans: 6 months
Water boils at what temperature at sea level?
Ans: 212ºF
If you went into a boiler room and the burner was firing, and
there was no water visible in the gauge glass, you should
immediately add water to the boiler.
Ans: False
In a firetube boiler the gases of combustion flow through the
tubes and the boiler water:
Ans: surrounds the tubes
Up to Date Content
