Name: 
 

Chapter 17



True/False
Indicate whether the sentence or statement is true or false.
 

 1. 

As water is heated, the volume of the water is decreased.
 

 2. 

A circulator pump should always be installed so that the water is pumped away from the expansion tank.
 

 3. 

In a series loop system, the last heater in the circuit will be the warmest.
 

 4. 

In a one-pipe system, the same pipe that carries the supply water from the boiler also carries the return water back to the boiler.
 

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 5. 

Under normal conditions, the human body produces approximately ____ btus.
a.
200
c.
500
b.
350
d.
1000
 

 6. 

Radiant heating systems typically heat the water in the ____ degree range.
a.
110
c.
180
b.
140
d.
200
 

 7. 

The majority of radiant heating piping systems are located in the ____.
a.
ceiling
c.
floors
b.
walls
d.
all of the above
 

 8. 

When troubleshooting a hydronic heating system, the technician notices the circulator pump running and the burner firing , but no hot water is flowing through the system, what is the most likely problem?
a.
defective circulator pump
c.
air in the system
b.
defective room thermostat
d.
high limit open
 

Completion
Complete each sentence or statement.
 

 9. 

A reset control will adjust the water temperature of the boiler according to the _______________ temperature.
 

 

Short Answer
 

 10. 

Name four different methods for heating water in a boiler heating system.
 



 
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