Installation Manual - Unical Lattner Condensing Hot Water Boilers

Instructions for the installer3INSTRUCTIONS FORTHE INSTALLER3.1 - GENERAL WARNINGSWARNING!This boiler has to be destined for the use forwhich it has been expressively designed for.Any other use shall be considered improperand therefore dangerous.This boiler is designed to heat water at atemperature inferior to boiling point at anatmospheric pressure.WARNING!These appliances are exclusively designedto be installed inside adequate boiler rooms.Therefore these appliances must not beinstalled and operated externally. An outdoorinstallation could cause malfunctioning andcould be dangerous. For externalinstallations, it is recommended to useappliances which are specifically designedand predisposed for this purpose.Before installing the boiler the following pointshave to be carried out by a competent engineer:a) The whole system should be thoroughlyflushed in order to remove any residual dirt orgrime which could compromise the correctboiler operation.b) Check that the boiler has been preset foroperating with the gas type available.This is verifiable via the indication on thepackaging and on the data badge;c) Check that the chimney/flue pipe has anadequate draught,does not have anyconstrictions, and that no other appliance’sflue outlets have been fitted, unless the chimneyis serving more than one heating appliance,according to the specific standards andregulations in force.The connection between the boiler andchimney/flue outlet can be made onlyafter thisverification has been carried out.WARNING!In rooms where there is the presence ofaggressive vapours or dust the appliancemust operate independently from the airpresent in the boiler’s location room!WARNING!The appliance must be installed by a qualifiedengineer, who complies to the technicalprofessionalrequirements according to thelaw 46/90 and whom, under his ownresponsibility, guarantees the compliance ofthe standards according to the latestregulations.WARNING!The appliance must be installed only on aclosed, vertical flat wall, made of noncombustible material.The appliance must be positioned so that atleast the minimum operational and servicingclearances are provided.The boiler must be connected to a heatingsystem which is compatible to its performanceand output.14