Special Boiler License Practice Exam Minnesota || Get it Correct.
How many way can heat be transferred? correct answers Three (Conduction -- Convection --
Radiation)
How may types of low pressure are there? correct answers Three
Boiler and boiler fitting used in the state of Minnesota must be constructed to what code? correct
answers A.S.M.E
What controls the starting ans stopping of the burner by sending the temperature of the water in a
hot water boiler? correct answers Aqua Stat
When a hydrostatic test of a boiler exceeds the maximum allowed working pressure each safety
valve, if left attached to the boiler, should: correct answers Have its valve disc held to its seat by
means of testing clamp or "gag"
Heat can be transferred in three ways and they are: correct answers Conduction --Convection -
Radiation
The first sequence in the series of automatic burner control is: correct answers Purging
Can a low water low water condition i a hot water heating type boiler? correct answers Yes, for
numerous reasons
Other than a safety relieve valve what other safety device should be installed on a hot water
heating boiler? correct answers Low water cut off
Each boiler in a battery (pipe together sharing the same common header) must have: correct
answers A main stem stop
, what removes air from a hot water boiler system? correct answers Air Control
In a stem boiler system, the unit that turns be burner on and off based on steam pressure is the:
correct answers Pressure Control
If water in the gauge is not visible because of failure of the feed water supply, what should be
done? correct answers Shut off the fuel to the burner and secure the boiler.
What conditions are necessary to cause a furnace explosion? correct answers Accumulation of
unburned fuel, oxygen and an ignition source
The LWCO should be tested: correct answers Daily
Gauge pressure plus 14.7 psi is called what? correct answers Absolute pressure
The evaporation of 34.5 ponds of water per hour from and at a temperature of 212 degrees
Fahrenheit is defined as: correct answers One boiler horsepower
When a safety valve opens and closes rapidly it is referred to as correct answers Chattering
Furnace explosions are caused by a buildup of combustible gases, or vapors in the combustion
chamber, what is the term used to remedy this condition? correct answers Purging
Why is a pigtail or siphon required in steam pressure gauge lines? correct answers to protect the
gauge from a high temperature.
In a stem boiler system, what is the term used for replacing the water that has been lost by
blowing down the boiler through leaks in the system? correct answers A make up water
How many way can heat be transferred? correct answers Three (Conduction -- Convection --
Radiation)
How may types of low pressure are there? correct answers Three
Boiler and boiler fitting used in the state of Minnesota must be constructed to what code? correct
answers A.S.M.E
What controls the starting ans stopping of the burner by sending the temperature of the water in a
hot water boiler? correct answers Aqua Stat
When a hydrostatic test of a boiler exceeds the maximum allowed working pressure each safety
valve, if left attached to the boiler, should: correct answers Have its valve disc held to its seat by
means of testing clamp or "gag"
Heat can be transferred in three ways and they are: correct answers Conduction --Convection -
Radiation
The first sequence in the series of automatic burner control is: correct answers Purging
Can a low water low water condition i a hot water heating type boiler? correct answers Yes, for
numerous reasons
Other than a safety relieve valve what other safety device should be installed on a hot water
heating boiler? correct answers Low water cut off
Each boiler in a battery (pipe together sharing the same common header) must have: correct
answers A main stem stop
, what removes air from a hot water boiler system? correct answers Air Control
In a stem boiler system, the unit that turns be burner on and off based on steam pressure is the:
correct answers Pressure Control
If water in the gauge is not visible because of failure of the feed water supply, what should be
done? correct answers Shut off the fuel to the burner and secure the boiler.
What conditions are necessary to cause a furnace explosion? correct answers Accumulation of
unburned fuel, oxygen and an ignition source
The LWCO should be tested: correct answers Daily
Gauge pressure plus 14.7 psi is called what? correct answers Absolute pressure
The evaporation of 34.5 ponds of water per hour from and at a temperature of 212 degrees
Fahrenheit is defined as: correct answers One boiler horsepower
When a safety valve opens and closes rapidly it is referred to as correct answers Chattering
Furnace explosions are caused by a buildup of combustible gases, or vapors in the combustion
chamber, what is the term used to remedy this condition? correct answers Purging
Why is a pigtail or siphon required in steam pressure gauge lines? correct answers to protect the
gauge from a high temperature.
In a stem boiler system, what is the term used for replacing the water that has been lost by
blowing down the boiler through leaks in the system? correct answers A make up water
