Necta Brio 250 Installation, Use And Maintenance Manual

Necta Brio 250 Installation, Use And Maintenance Manual Manual pdf 21 page image

17© by NECTA VENDING SOLUTIONS SpA 0301 162-00BOILER FAILUREThe machine will lock if the boiler fails to reach theoperating temperature after 10 minutes (Espresso mod-els) or 20 minutes (Instant models) of heating from themachine start, or from the last selection.COIN MECHANISM FAILUREThe machine will lock if none of the MDB payment systemscommunicates with the C.P.U.RAM DATA FAILUREData contained in the EEprom (i.e. the chip that stores thesetting variations) is wrong and must be retrieved from theEprom, whereas all statistics information will be lost.Also the machine configuration is by default and willhave to be reconfigured.The default configuration is automatic machine with watersupply from the mains.WATER FAILUREIf the air-break microswitch is closed for approximately oneminute, the water inlet solenoid valve will stay triggereduntil water is resumed.CUP FAILUREWhen the empty cup dispenser microswitch opens, thecolumn shift motor is activated. If after one full turn of thecup dispenser the microswitch is not closed the machinelocks.LIQUID WASTE CONTAINER FULLThis occurs after the liquid waste container float triggers asignal (if fitted).ROTOR FAILUREFailed computation of the volumetric counter within a max.given time.COFFEE UNIT FAILUREThis failure is due to a mechanical blockage of the unit orwhen the unit is not present. The machine will not lock butall coffee or decaf based selections are disabled.COFFEE FAILUREIf after a period of 15 seconds of grinding coffee a dose isnot obtained, all coffee-based selections are disabled; thedecaffeinated selections will continue working.COFFEE RELEASE FAILUREIf after releasing the ground coffee dose the microswitch ofthe coffee doser unit indicates the presence of coffee in thedoser chamber, all coffee based selections are disabled;the decaffeinated selections will continue working.CHANGER FAILUREThe change-giver coin mechanism is not working or doesnot communicate.BILL VALIDATOR FAILUREThe bill accepter is not working or does not communicate.CASHLESS FAILUREThe key device or the magnetic card is not working or doesnot communicate.SETTING THE WATERAND POWDER DOSESWhen either the "Water dose" or the "Powd. dose" func-tions are displayed the doses can be varied from the"programming" menu.The various doses are identified with a dose code, whichis displayed each time.The dose code locates the water and powder doses relatedto a given selection; changing the doses of a selection willhave effect also on composed selections where the dosecode is used.The dose codes for the various selections are indicated inthe selection dose table supplied with the machine.The values of the doses displayed are expressed in:- tenths of a second for powder;- tenths of a second for water in instant models;- number of pulses of the volumetric counter for water inespresso models.Press the confirm button “ ” from the “programming” menuto access the dose code list, which can be scrolled with the“ ” and “ ” buttons.When pressing the change button “ ”, this value startsblinking and can be modified as necessary.SETTING THE PRICESWhen the "Set Prices" function of the "programming" menuis displayed, the 8 sales prices stored can be changed.Press the confirm button “ ” from the "programming" menuto access the price list, which can be scrolled with the “ ”and “ ” buttons.When pressing the change button “ ”, this value startsblinking and can be modified as necessary.SETTING THE PRICESAND THE SELECTION STATUSWhen the "Set Prices/Selec." (price combination) functionof the "programming" menu is displayed, the combinationof the selection to one of the stored prices and/or to thestatus of a selection can be changed.Press the confirm button “ ” from the "programming" menuto access the price list, which can be scrolled with the “ ”and “ ” buttons.When pressing the change button “ ” the selection statusstarts blinking.Using the “ ” and “ ” buttons the selection status can bechanged from (enabled) to (disabled).Press the confirm button “ ” again to display the pricenumber referred to in the price table.When pressing the change button “ ”, this value startsblinking and can be modified as necessary.