User’s Manual CLAS B CLAS B Premium GAS BOILER WITH STORAGE CONDENSING BOILER WITH STORAGE CLAS B 25 CF CLAS B 25 FF CLAS B 30 FF CLAS B Premium 25 CLAS B Premium 35
manuale d’uso Dear Customer, Thank you for choosing an ARISTON boiler. We guarantee that your boiler is a reliable and technically sound product. This manual provides detailed instructions and recommendations for proper installation, use and maintenance. Remember to keep this manual in a safe place for future reference i.e. by the gas meter. Your local ARISTON Servicing Centre is at your complete disposal for all requirements.
manuale d’uso WARNING Installation, first ignition and maintenance work must be performed by qualified personnel only, in accordance with the instructions provided. Incorrect installation may harm individuals, animals or property; the manufacturer will not be held responsible for any damage caused as a result. Control Panel 1 17 2 16 15 3 14 4 13 5 12 6 11 10 7 8 9 Legend: 1. 2. 3. 4. 5. 6.
manuale d’uso Initial operating procedures If the boiler is installed inside the apartment, make sure that all provisions relating to the air inlet and room ventilation (in compliance with current legislation) are respected. Check the water pressure on the display regularly and make sure that the figure is between 0.6 and1.5 bar when the system is cold. If the pressure is just under the minimum restablish the correct pressure by open the valve under the boiler.
manuale d’uso Turning Off the Heating To turn off the heating, turn the selector knob “6” to ““ ””. The boiler will still provide domestic hot water. Switching off the boiler To switch off the boiler press the ON/OFF button, the display will switch off. Switch off the boiler completely by switching the external electrical switch to the OFF position. Shut off the gas valve.
manuale d’uso Appliance shut-off conditions The boiler is protected from malfunctions by means of internal checks performed by the electronic P.C.B., which stops the boiler from operating if necessary. In the event of the boiler being shut off in this manner, a code appears on the control panel display which refers to the type of shut-off and the reason behind it.
manuale d’uso Auto button - Temperature adjustment activation The AUTO function enables boiler operation to be adapted to external environmental conditions and to the type of system it is installed in. Comfortable temperature is reached inside the room in the quickest way possible, without wasting money, energy or efficiency, while substantially reducing the amount of wear experienced by the components.
Ariston Thermo SpA Viale A. Merloni, 45 60044 Fabriano (AN) www.aristonthermo.it info.it@aristonthermo.
