All the dispensing keys andare equipped with a self-learning memory.Once they are programmed, they supply the same drink quantityat every subsequent command.Their programming is obtained as follows:- machine on and ready for use;- container positioned under the dispenser;- press and hold down the key to be programmed (or re-pro-grammed) until the drink reaches the desired level;- the display will show "PROGRAMMING";N.B.: The message displaying is accompanied by the sound ofan, intermittent buzzer.- release the key to automatically set the dosage dispensed;- a subsequent short pressing of the key (less than 1 sec.)allows the dispensing of the programmed dose.The programming of the keys implies at east one dispensing in-stance for each machine key.N.B.: The programming of key is obtained through function"HOT WATER PROGRAMM." in "ON" mode (see "6.14 Menu-programmable functions").6.12 Grinder adjustmentGrinding adjustment changes according to the Country inwhich the machine is utilized and according to the coffeeblend utilized. It is a most important operation to obtain thecorrect density and cream quantity in the drink dispensed.The grinding has been set during the testing phase accordingto standard values, but adjustment modification is possible inany case.- Open the front door (ref. 13, fig. 1-10), rotate the knob(ref. 18, fig. 10) anti-clockwise to obtain finer grinding (theindex moves towards a lower value), or clockwise to turnto a coarser solution (the index moves to a higher value).ImportantDepending on the coffee blend utilized, fine grinding(index on low values) increases the density andcreaminess of the drink and the connected dispensingtime; vice versa a coarser grinding (index on highvalues) decreases density, creaminess and dispensingtime.DangerDo not rotate the knob (ref. 18, fig. 10) anti-clockwise tothe limit stop; this operation causes the jamming of thegrinders and the machine blockage.N.B.: The button can be programmed by pressing the jugbutton first and then by pressing (and keeping pressed) thebutton till the beverage reaches the desired level.ImportantEven if the machine is cut out, it keeps the programmeddata in memory.12ImportantShould the grinders jam due to the presence offoreign bodies in the bean blend, the machine locksshowing message "GRINDER ERROR" on display.It will then be necessary to place a call with theAUTHORISED SERVICE CENTRE (see "7.3 Jammingof the coffee grinder unit").English6.11 Programming of dispensing keys