Boiler questions

 1.Why is Boiler water treatment required?

2. What is the allowed chloride content?
3. Why is the boiler water circulating pump required for EGB?
4. How does a bourbon pressure gauge work?
5. How do you blow through a boiler gauge glass?
6. Why is a ball given in the gauge glass?
7. How do you tighten a gauge glass after assembly?
8. What is the setting of a boiler safety valve?
9. What is the normally allowed chloride content in a water tube boiler?
10. How do you blow down a boiler and inspect it?
11. Why is pre purging necessary before firing boilers?
12. How does flame failure alarm come?
13. Type of boiler burner on last ship
14. What is the voltage used for the ignitor?
15. How will you know EGB is leaking?
16. How will you stop the leak?
17. What is the purpose of soot blowing?
18. When do you start the circulating pump?
19. What is the temperature of steam in the boiler?
20. What is meant by superheated steam?
21. How is a boiler safety valve set?
22. What is the setting?
23. What is the meaning of accumulation of pressure test?
24. How do you blow down a boiler and inspect?
25. How do you repair leaks?
26. How do you blow through gauge glasses?
27. What is the safety mechanism in case the glass breaks?
28. Which part of a ship's boiler has a higher safety valve setting? EGB or auxiliary?
29. When is the pressure testing of boilers done? How is it done?