18START TIME 00:00• Press the button to set the auto-start time. (If you hold the button down, the time ischanged rapidly).• Press the button to confirm the value;• Press once and the appliance displays the message:AUTO-START NOPress the button to modify the function (the appliance displays: AUTO-START Yes)• Press the button to activate auto-start;NOTE: when the appliance is turned off and auto-start time is set, the symbol appears alongside thetime on the unlit display.• Press the button to exit programming mode or to change other parameters.16.3 DescaleOver time, the continuous heating up of the water used to make the coffee leads to lime scale building up inthe inner circuits of the appliance.When the appliance displays the message:DESCALEyou should perform the descale cycle.Proceed as follows:• make sure the appliance is ready.• press the button (the light over the button comes on) then press the button repeatedly untilthe appliance displays:DESCALE No• Press and the appliance displays the message:DESCALE Yes• Press the button to start the descale program.• Empty the tank and pour in the contents of one bottle (125 ml) of DURGOL descaler plus 34 oz. of water.For subsequent descaling operations, descaling solution can be purchased from authorized technical ser-vice centers.Note: Make sure splashes of descaler do not fall onto surfaces sensitive to acid such as marble, limesto-ne and glaze.• Place a plastic or glass container with a minimum capacity of 1.5 litres under the hot water spout (Fig.3);• press the [OK ] button. Descaler runs off from the hot water spout into the container below. The applian-ce displays:APPLIANCE IN DESCALE• the descale program automatically performs a series of run offs and pauses to remove lime scale depo-sits from inside the coffee maker.• After about 30 minutes, the appliance displays:RINSING FILL TANKThe appliance must now be rinsed through to eliminate residues of descaling solution from inside the applian-ce. Proceed as follows:• empty the water tank, rinse and fill with clean water.• Reposition the tank.