The aim of these programmes is to make some data available, to allow the quick and easy checking of the efficiency of the various parts of the machine. In the DISPLAY version machine, the selection is made as follows: • To access the service programme hold down the “enter” button for five seconds; • After approx. 10 seconds of stand-by in this configuration, the machine will automatically return to its operating mode; • Use the “Arrow up” and “Arrow down” keys to move the cursor; • Select the “service” programme