11Fill with softened water (the capacity of the jacket is stated in the “Technical data” section).When water starts to pour out of the level tap, close tap and replace safety cap.3.2.2 DETAILS REGARDING OPERATION WITH PRESSURE KETTLEBefore turning unit on, close lid firmly and lock 4 screw clamps.Check relief valve is in rest position.Start cooking at full power. When steam starts to emit from valve, reduce heating power.Steam emitting from valve must be constant and light.Pressure inside pan may reach a maximum of 0.05 bar. Upon request, appliance can be supplied witha pressure gauge to indicate pressure inside pan.Turn appliance off after cooking.Before opening lid, release all pressure from pan by lifting relief valve lever (see figure “Controls”).Check that valve lever is still "ON" and undo screw clamps.3.2.3 SWITCHING ON, START COOKING AND SWITCHING OFFFill pan with hot or cold water, according to need, using tap that appliance is equipped with.The unit has a three‐position selector to start cooking functions (see figure “Controls" on Page).Here is a list of the procedures for a safe and correct use of the appliance.Energising the unit:Turn ON appliance at main switch.Start of cooking:Turn control from position “0” to required heating position according to cooking requirements.Green neon will light.Cooking is generally started with control set to position “2”; when pan reaches cooking temperature,turn control to “1” to maintain this.Set operating thermostat knob to desired temperature between 40 and 100°C.Heating will start and orange neon will light automatically.Orange neon will go out as soon as set temperature is reached.To make water boil quickly, set control to a temperature of 100°C.Heating elements operate continuously.By turning selector from Position “2” to “1”, it is possible to keep water boiling using less power.3.3 CLEANING AND CARE OF THE APPLIANCEDo not use aggressive substances or abrasive detergents when cleaning stainless steel components.Avoid using metal pads on steel parts as these may cause rust. For the same reason, avoid contactwith materials containing iron.Do not use sandpaper or abrasive paper for cleaning; in special cases use a powder pumice stone.In case of particularly resistant dirt, it is advisable to use abrasive sponges (e.g. Scotch‐Brite).It is only advisable to clean the appliance only when it has cooled down.3.3.1 DAILY CLEANINGWarning! : When cleaning appliance, never use a direct jet of water to prevent infiltration of theliquid and damage to components.Clean pan with water and a detergent, rinse thoroughly and dry well with a soft cloth.External surfaces should be washed down using a sponge and hot water with a suitable proprietarycleaner addend.Always rinse thoroughly and dry with a soft cloth.Notes regarding pressure kettles:Do not use detergents containing high percentages of ammonia and sodium to clean lid gasket,as this may cause damage and affect the seal.