251 2 3In case of conflict, priority must be given to what is indicated in the operation and maintenancemanual over the instructions provided on separately sold accessories and materials.To carry out an automatic descaling cycle. Descaling should be performed every 1-2 months, when watercomes out more slowly than usual or when the machine displays the relevant message. The machine mustbe on and controls the distribution of the descaling solution automatically.Warning! Never drink the descaling solution or any products dispensed until the cycle hasbeen carried out to the end. Never use vinegar as a descaling solution.When descaling is performed, someone must be present during the entire process (approx. 40minutes).Use the Saeco descaling solution only, specially designed to comply with the technicalspecifications of the machine, to ensure the machine performance will not decreaseover time, and to guarantee a safe and risk-free use. The descaling solution must bedisposed of according to the manufacturer’s instructions and/or applicable regulationsin the country of use.Note. Before starting a descaling cycle make sure that:1. A large enough container is positioned under the water wand;2. THE "INTENZA" WATER FILTER HAS BEEN REMOVED.Descaling cycle> maintenance > descaling > execute nowMAINTENANCEDescaling is performed at a controlled temperature. If the machine is cold, you must wait until it has reached theright temperature; otherwise you must cool the boiler as follows:If the boiler needs to warm up, the machine does so automatically. When the heating phase is complete, the“open water/steam knob” message appears. Then proceed as described in step 5.3 maintenance 3.2 descaling 3.2.2 descalingexecute now1. 1. 1.2.2.2.