Steam Boilers Their Management And Working On Land And Sea
The book Steam Boilers Their Management And Working On Land And Sea was written by author Beattie James Here you can read free online of Steam Boilers Their Management And Working On Land And Sea book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Steam Boilers Their Management And Working On Land And Sea a good or bad book?
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This practice also keeps the cock free, but for partially changing the water, termed " freshening," this cock must on no account be used. The changing of water must be done by the bottom cock, except in cases of acidity (§ 183). Too much use of either of these cocks subverts the purpose for which they are intended. One important Digitized by VjOOQ IC Blowing Practices. 95 matter is, that they be kept tight as well as free, that is, that they do not leak. They should be cleaned and ground freque...ntly; an occasional " crack ! crack ! " from these pipes indicates they are leaking. Blowing Practices. 162. There is much conflict of practice in using these cocks owing to conflict of teachings One school says, "Blow not a boiler"; another school says, " Blow away while you can." Another school works on with a leaf out of two books — a reconcilia- tion of the irreconcilable (§§ 72-5). 163. Now by neither is a word said atout the feed- pump, or valves, or leakage of glands, or pipes on deck.
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