Special Boiler License Practice Exam Minnesota_ Complete 2023 Answered.
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Special Boiler License Practice
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Special Boiler License Practice
Special Boiler License Practice Exam Minnesota_ Complete 2023 Answered.
How many way can heat be transferred?
Three (Conduction -- Convection -- Radiation)
How may types of low pressure are there?
Three
Boiler and boiler fitting used in the state of Minnesota must be constructed to what co...
Special Boiler License Practice Exam Minnesota_
Complete 2023 Answered.
How many way can heat be transferred?
Three (Conduction -- Convection -- Radiation)
How may types of low pressure are there?
Three
Boiler and boiler fitting used in the state of Minnesota must be constructed to what code?
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?
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:
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:
Conduction --Convection - Radiation
The first sequence in the series of automatic burner control is:
Purging
Can a low water low water condition i a hot water heating type boiler?
Yes, for numerous reasons
Other than a safety relieve valve what other safety device should be installed on a hot water heating
boiler?
Low water cut off
Each boiler in a battery (pipe together sharing the same common header) must have:
A main stem stop
what removes air from a hot water boiler system?
, Air Control
In a stem boiler system, the unit that turns be burner on and off based on steam pressure is the:
Pressure Control
If water in the gauge is not visible because of failure of the feed water supply, what should be done?
Shut off the fuel to the burner and secure the boiler.
What conditions are necessary to cause a furnace explosion?
Accumulation of unburned fuel, oxygen and an ignition source
The LWCO should be tested:
Daily
Gauge pressure plus 14.7 psi is called what?
Absolute pressure
The evaporation of 34.5 ponds of water per hour from and at a temperature of 212 degrees
Fahrenheit is defined as:
One boiler horsepower
When a safety valve opens and closes rapidly it is referred to as
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?
Purging
Why is a pigtail or siphon required in steam pressure gauge lines?
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?
A make up water
On steam boiler system, why are bottom blow down valves installed at the lowest point of the
waterside of boilers?
To remove sludge and sediment.
Boiler heating is defining as :
Water on one side hot gases on the other side.
In a fire tube boiler, the water
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