Valves are an important piece of a hot water heating system. Which of the types of valves below would best be described as the self-actuating valves that control heat transmission unit flow in a hot water heating system?
There are a wide variety of terms that are associated with boilers. Which of the answers below is the correct valve style to be used in a PRV?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "1 Btu is equal to how many joules?"
Boilers have several distinct ways that they are rated. Which of the answers below can best be defined as "The remainder of the heat after losses in the chimney and through the jacket."?
The terms used for describing heat transfer are used frequently within the steamfitter trade. Which of the terms below would best be described as the total transfer of heat through the fabric of a building from inside to the outside?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "The resultant of when a vapor is cooled and/or compressed."?
In any Heating or cooling system, various valves are used. Which of the valves below would best be used when closing a high pressure line?
Temperature control systems are used to provide a comfortable temperature. Which of the systems below would best be used in a system that has the need for a balancing cock installed in the heating circuit?
Valves are an integral part of any heating system. Which of the valve types below would be best used as an isolation valve?
One of the categories of pumps is the positive displacement pump. Which of the pumps below works with this principle?
When sizing any heating system, several factors are taken into account. Which of the answers below correctly identifies the term used to express head pressure?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "When liquid is formed from a gas."?
Heating boilers have three common ratings. Which of the answers below would best be described as "The measurement of the amount of fuel the boiler will burn."?
There are many problems that arise when dealing with boilers. Which of the answers below can best be described as "Minimal heat delivered to the radiators, while a large amount of fuel is used."?
The earliest hot water heating systems relied on gravity to circulate the water. Which of the answers below correctly identifies a major flaw of these systems?
There are a variety of codes that are associated with boilers. Which of the answers below correctly identifies the proper ASME code section for the care and operation of heating boilers?
Heating boilers have three common ratings. Which of the answers below would best be described as "The amount of heat energy actually available to heat the water during steady state operation."?
A tube bender has several parts that the user needs to be familiar with. Which of the answers below is best described as "The area that the tube to be bent is placed."?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "Two metals of different coefficients of expansion welded together so that it bends on heating."?
There are a wide variety of terms that are associated with boilers. Which of the answers below would have no interaction between the atmosphere and the medium being circulated in it?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "a type of chimney through which combustion product gases called flue gases are exhausted to the outside air."?
There are a wide variety of terms that are associated with boilers. Which of the answers below would be best described as " are . If the pressure exceeds a defined threshold, the valve activates by upstream pressure and automatically releases the pressure."?
Pressure control is vital for a well run hot water system. Which of the pressures below correctly identifies the minimum pressure at the top of a hot water heating system?
Understanding the way certain boilers operate and the limitations of those boilers is key. Which of the boiler types below would have the liquid in the shell of the exchanger?
Variable displacement pumps come in 4 different types. Which of the types below would most commonly be employed for large volume water flows?
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