26UKGENERAL STANDARDSThis manual is an integral and essential part of the product and must be given to theinstaller.Read the warnings given in this manual as they supply important indications regardinginstallation, use and maintenance safety.Keep this manual carefully for future reference. The burner must be installed in com-pliance with the Standards in force, according to the manufacturer’s instructions andby qualified staff Incorrect installation can cause injury/damage to persons, animals orobjects, for which the manufacturer cannot be held responsible.This appliance must only be destined for the use for which it was expressly declared.Any other use must be considered improper and therefore dangerous.The manufacturer is not liable for any damage caused by improper, incorrect or unre-asonable use.Before carrying out any cleaning or maintenance, disconnect the appliance from themains power supply by acting on the system switch or via the relevant shut-off ele-ments.In the case of breakdown and/or bad functioning of the appliance, deactivate it and donot attempt repairs or direct interventions.Only contact qualified professional staff.Any product repairs must only be performedby an after-sales centre authorised by the manufacturer, using original spare parts.Failure to comply with the above can compromise appliance safety.In order to guarantee the efficiency of the appliance and its correct functioning, it isindispensable to follow the manufacturer’s indications.Have qualified professional staff perform periodic maintenance of the appliance.Whe-never the appliance is no longer to be used, the parts that may become a potentialsource of danger must be made harmless.Before commissioning the burner, have qualified staff check:a) that the plate data are those requested by the gas electricity mains supplies;b) that burner calibration is compatible with boiler power;c) that the flow of combustion agent air and the evacuation of flue gases take placecorrectly according to Standards in force;d) that aeration and normal maintenance of the burner are guaranteed.Before performing any intervention that envisions disassembly of the burner or ope-ning of the inspection access points, disconnect the electric current.Do not deposit containers of inflammable substances in the room where the burner issituated.