. The Country gentleman's magazine. Agriculture; Agriculture -- Great Britain. The Construction of Boilers 'â S7 of this class should not, however, be trusted to alone as indicative of the condition of the water in the boiler, but a special indicator should be fitted to every boiler. A very. F,g. 14. common one is shewn in fig. 14, where the rod a a is connected with a float which rises or falls with the varying level of the water in the boiler. This is connected at its upper end with a chain which passes over a wheel b, and is supplied at its other extremity with a counterpoise weight c. As t
. The Country gentleman's magazine. Agriculture; Agriculture -- Great Britain. The Construction of Boilers 'â S7 of this class should not, however, be trusted to alone as indicative of the condition of the water in the boiler, but a special indicator should be fitted to every boiler. A very. F,g. 14. common one is shewn in fig. 14, where the rod a a is connected with a float which rises or falls with the varying level of the water in the boiler. This is connected at its upper end with a chain which passes over a wheel b, and is supplied at its other extremity with a counterpoise weight c. As the wheel moves partially round, its index or finger point d shews how the water level is in the boiler. This apparatus, however simple, is not to be relied upon at all times, as the rod is apt to stick in the stufiing-box e. We know of no form of water-indicator so efficient as that ^^5tc^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original London, S. Marshall & Co
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