2nd Class Fireman's Exam 01/27/2004

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1) Give 3 reasons for a boiler to smoke.

 

2) Describe 3 ways of atomization.

 

3) Describe how a burner atomizes oil.

 

4) Multiple choice - causes of a pump vapor lock.

 

5) Definition questions:    Economizer - feedwater heater

 

6) Describe how a bucket trap works.

 

7) How do you test the low water cut-off?

 

8) How do  you replace a broken gauge glass?

 

9) How do you start a duplex pump?

 

 

10) Describe the difference between a watertube and firetube boiler.

 

11) Why is a syphon used before a steam pressure gauge?

 

12) What are the elements or products of fuel?

 

13) Describe the combustion process.

 

14) How can you tell if a stay bolt breaks.

 

15) What do you do with a high and low water level condition in a boiler?

 

16) Name three benefits of an open feedwater heater?

 

17) With a 150 psi safety valve, what pressure should  you have when hand testing it?

 

18) Describe the difference between a globe and a gate valve.

 

19) Describe the term heating surface.

 

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