1. How do you start a turbine driven feed water pump?
2. How do you prepare a boiler for internal inspection?
3. What are these stamps S,M,L,V ?
4. Explain a single pipe heating system and a two pipe heating system?
5. List four reasons why a radiator would fail to heat up properly?
6. Are there more than one type of fusible plug? If so explain the difference.
7. Set the valves of a duplex pump. (in detail)
8. Figure the area of a piston on a duplex pump with a six inch diameter. show all work and would the other side of the piston have the exact same area?
9. What is a Hartford Loop?
What you should know about the Hartford Loop
10. What is? A:) corrosion B.) Erosion?
11. What is? A.) Pitting and cause B.) Foaming and cause?
12. What is combustion and what elements in fuel are combustible ?
13. How do you know you have enough air going into your furnace?
14. Why would you use a vacuum pump in a heating system ?
15. What is pH explain in detail. What is a good boiler pH?
16. What is an economizer and where is it located ?
17. How do you take a boiler off line?
18. What information is on the tag of a safety valve?
19. Why are hand holes and manholes oval ?
20. What can you do with this license ?
