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Figure 1-36.—Acid cleaning by fill-and-soak method | Up
Utilitiesman Basic Volume 02 - Manual for electric, plumbing, water and other utilities | Next
Chapter 2 Boiler Maintenance |
Then clean the interior of all tubes, using the approved
style of boiler tube cleaning brushes.
You should operate all cleaners in the same way.
After cleaning all the tubes, follow up by blowing them
out thoroughly with a strong air jet. Then inspect to see if
replacement of any of the tubes is necessary.
Q27. What are the four methods used to clean boiler
firesides?
Q28. What pressure range should steam be for effective
wet-steam lancing?
Q29. What conditions are considered waterside
corrosion?
Q30. What acids are used for cleaning boiler
watersides?
Q31. What are the two methods of acid cleaning?
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