Download Ariston E-System 24 Technical information
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installation Connecting the Flue Flue System The provision for satisfactory flue termination must be made as described in BS 5440-1. The appliance must be installed so that the flue terminal is exposed to outdoor air. The terminal must not discharge into another room or space such as an outhouse or lean-to. It is important that the position of the terminal allows a free passage of air across it at all times. The terminal should be located with due regard for the damage or discolouration that might occur on buildings in the vicinity, it must also be located in a place not likely to cause nuisance. In cold or humid weather water vapour may condense on leaving the flue terminal. The effect of such “steaming” must be considered. If the terminal is less than 2 metres above a balcony, above ground or above a flat roof to which people have access, then a suitable stainless steel terminal guard must be fitted. The minimum acceptable spacing from the terminal to obstructions and ventilation openings are specified in Fig. 1. Where 2 or more vertical fanned draught chimney configurations teminate in close proximity at the same height they shall be separated by at least 300mm. Where any 1 vertical outlet is more than 300mm above the other, then they shall be separated by at least 1500mm. Fig. 1 - A Directly below an opening, window, etc - B Horizontally to an opening, window, etc - C Below gutters, soils pipes or drain pipes - D Below eaves - E From vertical drain pipe or soil pipe - F From internal or external corner - G Above ground, roof or balcony level - H From a surface facing the terminal - I From a terminal facing a terminal - J Vertically from a terminal on the same wall - K Horizontally from an terminal on the same wall - L Fixed by vertical flue terminal 300 mm 300 mm 75 mm 200 mm 75 mm 300 mm 300 mm 600 mm 1200 mm 1500 mm 300 mm See table 118180 mm 118 mm See table on page 22 4 Fig. 2 Warning The exhaust gas ducts must not be in contact with or close to inflammable material and must not pass through building structures or walls made of inflammable material. When replacing an old appliance, the flue system must be changed. 18 Important Ensure that the flue is not blocked. Ensure that the flue is supported and assembled in accordance with these instructions.