Boilers have several distinct ways that they are rated. Which of the answers below can best be defined as "The amount of heat that the fire is putting into the boiler."?
There are 4 different classifications of forced hot water heating systems. Which of the systems below would monoflow tees on the main?
Annealed copper, carbon steel and stainless steel are all materials that can be used in heat tracing. Which of the cooper grades below is the lowest that can be used for heat tracing?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "Equal to one kilowatt."?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "The measured amount of fuel that an appliance will burn, stated in kW."?
It is important to know the materials that a boiler is made from. Which of the materials below would have the highest rate of heat conduction?
Understanding the way certain boilers operate and the limitations of those boilers is key. Which of the boiler types below would be considered a high mass boiler?
One of the categories of pumps is the positive displacement pump. Which of the pumps below works with this principle?
A 3-way valve can control fin coils or coils. Which of the items below usually operates this valve is this arrangement?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "A back draft prevention device for an appliances combustion chamber."?
There are a variety of codes that are associated with boilers. Which of the answers below correctly identifies the definition of a "code" with respect to boilers?
One of the categories of pumps is the positive displacement pump. Which of the pumps below works with this principle?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "Having a different maximum working pressure in a low temperature hot water system."?
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."?
A tube bender has several parts that the user needs to be familiar with. Which of the answers below is best described as "The part of a bender that anchors the tube while it is being bent."?
There are a variety of codes that are associated with boilers. Which of the answers below correctly identifies the definition of a "code" with respect to boilers?
There are four standard types of hot water heating systems. Which of the answers below would also be described as a "direct return system"?
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."?
There are a variety of types and styles of boilers. Which one of the boiler types below would be used for both domestic hot water and heating?
Air can be trapped in a hot water heating system. Which of the air elimination devices below would make use of a dip tube?
Efficiency is an important part in selecting a boiler. Which of the answers below is the correct efficiency rating for a boiler with an input of 456 Btuh and a gross output of 371 Btuh?
When the discussion of pump sizing is had, there are several terms that you must be familiar with. Which of the terms below would best be described as "The amount of force exerted per area..
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "A boiler that has the option of either being water tube or fire tube."?
The performance of a low pressure boiler is rated in Btu/hr or EDR. Which of the answers below would be equal to the evaporation of 34.5 ponds of water per hour?
When the discussion of pump sizing is had, there are several terms that you must be familiar with. Which of the terms below would best be described as "formation of vapour bubbles within a liquid at low-pressure."?
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