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How a boiler works A guide to your gas boiler | Viessmann

How a boiler works A guide to your gas boiler | Viessmann

Boiler, central heating and hot water cylinder controls. The controls fitted to a domestic boiler and wet central heating system should allow you to control when your home (and hot water if appropriate) is heated and the temperature it is heated to. Using the controls effectively will improve the energy efficiency and minimise running costs without affecting comfort.

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10. Central heating controls Controls are the brain of the central heating system, with sensors and valves, the controls come together to make the system work. 11. Boiler thermostat A boiler will usually have a dial on it, marked in numbers or from Min to Max. This sets the temperature

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To sustain high-purity feedwater and make-up water flow, an optimum boiler water treatment system primarily consists of pressure filter, softening plant, reverse osmosis unit and thermal deaerator. The use of common hard mains water as make-up water for a steam boiler will cause precipitation of lime stone on the boiler heat area.

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UNDERSTANDING CENTRAL HEATING SYSTEMS Dec13

Combination Boilers. These are the simplest systems, as the only controls are those for central heating. Principle of operation. A combination boiler, or combi, is a boiler which heats hot water on demand, and additionally can function as a normal boiler to heat hot water for radiators.