TECHNICAL CHARACTERISTCS1BOILER OPERATING INSTRUCTIONSMake sure that the authorised technician who tested the boiler has stamped the guarantee booklet.The installation, first start-up, regulation and maintenance operations must be carried out exclusively byqualified personnel (e.g. Radiant authorised Service Centres). Incorrect installation can cause damage toproperty and injury to persons or animals, for which the manufacturer will not be held responsible.During the installation, the technician must carry out the following checks:■ The data on the data plate must correspond to that of the mains supply networks (gas, electricity, water).■ The boiler must be regulated according to its designed use and performance.■ The flue gas exhaust and combustion air intake system must be correctly installed and operational.■ The exhaust gas discharge and ventilation systems must comply with the requirements of national and localstandards regardless of whether the boiler is installed indoors, outdoors or in its own cabinet (see section“Reference standards”.General warnings If there is any doubt as to whether the appliance has been tested by an authorised technician, do not attemptto start it. All maintenance and gas conversion operations MUST BE CARRIED OUT BY PROFESSIONALLYQUALIFIED PERSONNEL, registered in accordance with current legislation. Make sure that the requirements relating to the air intake and ventilation of the room in which theboiler is to be installed have been complied with. The boilers can be installed outdoors in a partially protected location, in accordance with currentstandards and where the minimum external temperature does not fall below –10°C. The manufacturerwill not be held responsible for installation in locations where the temperature falls to below –10°C. The boiler is fitted with an antifreeze system. If the boiler is installed in a location where there is a risk offreezing, the anti-freeze system will only come into operation if the power is on and the gas supply valve isopen (the frost protection is active even with the ON/OFF switch in OFF position). The manufacturer will notbe held responsible for damage to the boiler caused by non-compliance with this instruction. Should any part of the boiler freeze-up, do not attempt to light it under any circumstances, but instead call theService Centre immediately. The Benchmark Book is an integral part of an installation. The Benchmark handbook should be filled-in eachtime a boiler is installed. In addition to checking the combustion, all ordinary and extraordinary maintenanceoperations must be reported in the booklet together with the name of the person carrying out the maintenanceand, where applicable, his company. The appliance’s combustion system must be checked every two years. This check includes testing theefficiency of the boiler and must be carried out by authorised personnel possessing the qualifications asrequired by current law. Do not obstruct the ventilation openings in rooms where there are gas-burning appliances installed (boiler,cooker, etc.).If you smell gas … DO NOT ACTIVATE ANY ELECTRIC SWITCHES, TELEPHONES OR ANY OTHER DEVICE THAT MAYGENERATE ELECTRICAL DISCHARGES OR SPARKS. OPEN DOORS AND WINDOWS IMMEDIATELY TO CREATE A CURRENT OF AIR THAT WILL RAPIDLYCLEAR THE ROOM. CLOSE ALL GAS TAPS AND VALVES. CALL FOR PROFESSIONALLY QUALIFIED PERSONNEL.