Necta Koro Espresso Installation, Use And Maintenance Manual

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Necta Koro Espresso Installation, Use And Maintenance Manual Manual pdf 16 page image

12© by N&W GLOBAL VENDING SpA 0512 264 - 00INITIALISINGWhen the “Initialise” function is displayed the vendingmachine can be initialised restoring all default data.This function should be used the first time the machine isswitched on and in the event of a memory data error orreprogramming of the board.All statistic information will be reset.Press confirm button “ ” and the display will indicate themessage “Confirm?”. Press button “ ” again to display thefirst variable parameter to define the machine configuration.The available options (blinking) can be scrolled with the “ ”and “ ” buttons, the selection is confirmed with button “ ”and the next parameter is presented. When pressing button“ ” after the last parameter the display will show themessage “Working” for a few seconds and the machine isinitialised.The parameters are as follows:“Country” Type of doses to beused for the selections“Layout” Layout of containers andselection menu from theavailable ones“Tank” Water supply from the mainsor from a tankN.B.: When the machine is switched on for the first time orin any case after initialising, as well as the list of controlsto be performed, also the language used for the messageson the display is proposed.The available languages can be scrolled with the “ ” and “ ”buttons, and the selection is confirmed with button “ ”.Unless the machine is initialised, the language request isnot made again.In any case it will be possible to change it through thespecific function in the “Technician” menu.FILLING THE WATER SYSTEMIf the machine is connected to the water mains, when it isswitched on the conditions of air-break (full or empty), pumpand boiler priming (pressure) are checked.If required by the conditions, the machine will automaticallystart an installation cycle, and namely:- the message “Installation” will be shown on the displayfor the entire duration of the cycle;- the water mains solenoid valve is opened or the pumpis started to fill the air-break;- the milk solenoid valve is opened so that the air maybe bled from the boiler and from the hydraulic system,and 400 cc. of water filled.N.B.: If there is no water flow from the mains during the installationcycle, the machine will stop until water is resumed or the machineis switched off.IMPORTANT NOTICE!!!If a considerable amount of air bubbles is formed in thewater system, for example during maintenance, it is possi-ble that an installation cycle is automatically started whenthe machine is switched on.Versions with internal tankFor models with an internal tank, when the machine isfirst switched on, the installation procedure MUST BEcarried out manually (see relevant chapter).