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?