N&W Global Vending Colibri UL 120V Use And Installation Manual
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21© by N&W GLOBAL VENDING SpA 02-2007 266 00MANUAL INSTALLATION (direct function)Press the installation button “3” to fill the hydraulic system,even with the air-break full.RESETTING FAILURES (direct function)Press the failure reset button “8”; the message “Running”is displayed for a few seconds and all present failures arereset.DISPLAYING THE CURRENT FAILURESWhen the “Present failure” function from the “program-ming” menu is displayed, press the confirm button “ ” todisplay the error code of the current failure;then each time button “ ” is pressed the error code of thenext failure is displayed (if present). If no failures arepresent, when pressing the confirm button “ ” the mes-sage “No Failure” is displayed.The possible failures are indicated in the following cases:AIR-BREAKThe machine will lock if after dispensing water correspond-ing to 150 pulses of the volumetric counter the micro-switch has not signalled the lack of water.BOILERThe machine will lock if after 10 minutes of heating from themachine start, or from the last selection, the boiler fails toreach the operating temperature.COIN MECHANISMThe machine will lock if it receives an impulse longer than2 seconds on a validator line or there is no communicationwith the serial coin mechanism for more than 30 seconds.RAM DATAThe data in the EEprom (i.e. the chip that stores the settingvariations) contains errors and must be retrieved from theEprom, thus losing all statistics information.The message “INITIALISE” will be shown on the display.WATER FAILUREModels with water supply from the mainsThe machine locks if the air-break micro-switch is closedfor more than 10 seconds. When pressing a selectionbutton the water inlet solenoid valve is triggered to checkthe water flow from the mains.Models with water supply from the tankThe machine locks if the water level in the tank falls tobelow approximately 300 cc.CUP FAILURE (for automatic models only)When the empty cup column micro-switch opens, thecolumn shift motor is activated. If after one full turn, themicro-switch is not closed the message “Cup failure” isdisplayed and the machine locks.WATER LEAKIf water is requested by the air-break without having beenused (selections, washing, etc.) the machine will blockfurther water requests.IMPELLER FAILUREFailed computation of the volumetric counter within a max.given time.COFFEE UNIT FAILUREDue to mechanical blocking of the unit.The machine is not locked, but all coffee-based selectionsare disabled.COFFEE FAILUREIf after a period of 15 seconds of grinding coffee a dose isnot obtained, all coffee-based selections are disabled.WASTE CONTAINER FAILUREIf the machine is equipped with a liquid waste container(housed in the base cabinet) and the overflow warningdevice is triggered, the machine locks.COFFEE RELEASE FAILUREIf after releasing the ground coffee dose the micro-switchof the coffee doser unit indicates the presence of coffee inthe dosing chamber, all coffee-based selections are disa-bled.CUP RELEASE FAILURE (for automatic models only)If after releasing one cup the positioning micro-switch isnot triggered the control software disconnects the powerfrom the release motor and the machine locks.WATER FAILUREThe machine locks if the air-break micro-switch is closedfor more than 10 seconds.When pressing a selection button the water inlet solenoidvalve is triggered to check the water flow from the mains.If the failure is not reset automatically, it will be necessaryto restart the machine to be able to reset the failure againby pressing a selection button.CHANGER FAILURE (MDB only)The change-giver coin mechanism is not working or doesnot communicate.BILL VALIDATOR FAILURE (MDB only)The bill accepter is not working or does not communicate.CASHLESS FAILURE (MDB only)The key or magnetic card reader is not working or does notcommunicate. |
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