Boiler Operator Study Guide –
Arkansas questions with answers
Which valves are located between the boiler and the
feedwater pump? - CORRECT ANSWERS ✔✔Feedwater
Stop Valve and Feedwater Check Valve
What is the function of the Check Valve? - CORRECT
ANSWERS ✔✔To prevent the boiler pressure from forcing
the boiler water back into a feedwater tank or deaerator
when the pump shuts off. (Allows flow in only one
direction)
The 4 safety features required on a steam boiler is: -
CORRECT ANSWERS ✔✔Safety Relief Valve, Blow Down
Valve, Low Water Cut-off, Pressure Gauge
Safety Relief Valves should be set by a: - CORRECT
ANSWERS ✔✔Qualified Safety Valve Technician/Firm
Which pressure is considered to be that of a low-pressure
boiler? - CORRECT ANSWERS ✔✔0-15 PSI-MAWP
,What could happen if a steam valve is opened quickly? -
CORRECT ANSWERS ✔✔Carryover and Priming of the
boiler water, causing the boiler water to be siphoned out
of the boiler resulting in water hammer to the steam lines
and equipment.
No valve of any description shall be placed between the
required safety relief valve or valves and the boiler, or on
the discharge pipe between the safety valve and the
atmosphere! (True or False) - CORRECT ANSWERS ✔✔True
A high pressure boiler is one which generates steam or
vapor at a pressure of above: - CORRECT ANSWERS ✔✔15
PSI
How may the water-gauge glass on a boiler indicate a
false water level? - CORRECT ANSWERS ✔✔There may be
an obstruction(s) in the water gauge fixture, water
column, or the piping connecting the column to the boiler
proper or the gauge glass valves are closed!
What condition will cause smoke and soot resulting in a
loss of heat transfer efficiency and the creation of
dangerous carbon monoxide gases? - CORRECT ANSWERS
✔✔Incomplete Combustion
,What is the purpose of a Refractory Shelf or Baffle Wall in
a boiler? - CORRECT ANSWERS ✔✔To cause multiple
passes in a fire tube boiler for efficiency and to distribute
flame evenly in a generation section of a water tube
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
_______________________? - CORRECT ANSWERS ✔✔Into a
non-adhering sludge
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. (True or False) - CORRECT ANSWERS
✔✔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 and not
more than $100, in addition may be imprisoned for not
more than 2 years, or both. (True or False) - CORRECT
ANSWERS ✔✔True
A boiler operator must have ___________ on-the-job
training and pass the State of Arkansas boiler operators
, examination, before receiving the Arkansas Boilers
Operators license. - CORRECT ANSWERS ✔✔6 Months
Water boils at what temperature? - CORRECT ANSWERS
✔✔212 Degrees F
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. (True or
False) - CORRECT ANSWERS ✔✔False
In a fire tube boiler the gases of combustion flow through
the tubes and the boiler water _________? - CORRECT
ANSWERS ✔✔Surrounds the tubes
In a water tube boiler the water passes through the tubes
and the fire is on __________? - CORRECT ANSWERS ✔✔the
outside of the tubes
High Stack Temperature could be an indication of scale or
soot? (True or False) - CORRECT ANSWERS ✔✔True
A gauge glass allows you to see the water level in the
boiler. If the boiler is equipped with only one gauge glass
and if that gauge glass is broken and there are no Try
Arkansas questions with answers
Which valves are located between the boiler and the
feedwater pump? - CORRECT ANSWERS ✔✔Feedwater
Stop Valve and Feedwater Check Valve
What is the function of the Check Valve? - CORRECT
ANSWERS ✔✔To prevent the boiler pressure from forcing
the boiler water back into a feedwater tank or deaerator
when the pump shuts off. (Allows flow in only one
direction)
The 4 safety features required on a steam boiler is: -
CORRECT ANSWERS ✔✔Safety Relief Valve, Blow Down
Valve, Low Water Cut-off, Pressure Gauge
Safety Relief Valves should be set by a: - CORRECT
ANSWERS ✔✔Qualified Safety Valve Technician/Firm
Which pressure is considered to be that of a low-pressure
boiler? - CORRECT ANSWERS ✔✔0-15 PSI-MAWP
,What could happen if a steam valve is opened quickly? -
CORRECT ANSWERS ✔✔Carryover and Priming of the
boiler water, causing the boiler water to be siphoned out
of the boiler resulting in water hammer to the steam lines
and equipment.
No valve of any description shall be placed between the
required safety relief valve or valves and the boiler, or on
the discharge pipe between the safety valve and the
atmosphere! (True or False) - CORRECT ANSWERS ✔✔True
A high pressure boiler is one which generates steam or
vapor at a pressure of above: - CORRECT ANSWERS ✔✔15
PSI
How may the water-gauge glass on a boiler indicate a
false water level? - CORRECT ANSWERS ✔✔There may be
an obstruction(s) in the water gauge fixture, water
column, or the piping connecting the column to the boiler
proper or the gauge glass valves are closed!
What condition will cause smoke and soot resulting in a
loss of heat transfer efficiency and the creation of
dangerous carbon monoxide gases? - CORRECT ANSWERS
✔✔Incomplete Combustion
,What is the purpose of a Refractory Shelf or Baffle Wall in
a boiler? - CORRECT ANSWERS ✔✔To cause multiple
passes in a fire tube boiler for efficiency and to distribute
flame evenly in a generation section of a water tube
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
_______________________? - CORRECT ANSWERS ✔✔Into a
non-adhering sludge
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. (True or False) - CORRECT ANSWERS
✔✔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 and not
more than $100, in addition may be imprisoned for not
more than 2 years, or both. (True or False) - CORRECT
ANSWERS ✔✔True
A boiler operator must have ___________ on-the-job
training and pass the State of Arkansas boiler operators
, examination, before receiving the Arkansas Boilers
Operators license. - CORRECT ANSWERS ✔✔6 Months
Water boils at what temperature? - CORRECT ANSWERS
✔✔212 Degrees F
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. (True or
False) - CORRECT ANSWERS ✔✔False
In a fire tube boiler the gases of combustion flow through
the tubes and the boiler water _________? - CORRECT
ANSWERS ✔✔Surrounds the tubes
In a water tube boiler the water passes through the tubes
and the fire is on __________? - CORRECT ANSWERS ✔✔the
outside of the tubes
High Stack Temperature could be an indication of scale or
soot? (True or False) - CORRECT ANSWERS ✔✔True
A gauge glass allows you to see the water level in the
boiler. If the boiler is equipped with only one gauge glass
and if that gauge glass is broken and there are no Try
