Home

NEW FEATURES

Contents

1. DATE 03 10 97 DIAGRAMME ELECTRIQUE VISTA 2 NT ELECTRICAL DIAGRAM 2AE 03 10 97 FUSE BOX OPTION DOOR HOT BLACK o ME 120 GROUND GREEN VAC RETURN _ Q5 58 54 24 TELEPHONE BLUE n5 BLUE J4 E TEE CHANGER HARNESS z 7 L C D AUX wp ES 2 FRONT oy BOARD n NN HEATER RELAY HM lr 2 29 P10 Sp RS 232 RELAY PHONE CONNECTOR x JACKS 23507 wr 7 TANK Jl u dee en Eu cuoco HICH POWER 127 m 4 POL 45 11 WATER c Ho 10 32 RETURN 1 9 WHIPPER UE AUX 7 CHOCO PUMP 63 x GENERAL J2 HEATER ELEMENT HERMO CUT OFF B POL 7 6 e 54 WATER TEMP TANK UD fs J m wn gt 9 E COFFEE TEMP PROBE l Np wn c OPTION sb RAR ip 99 BOARD SS 5 NO CONNECTION x i d GREEN J12 DATALINK THERMOSTAT 5 WATER TANK POL 2 2 si POL 3 7 WATER LEVEL SW 2 WATER TANK 6 Rl SS eg Ses YELLOW J10 5 CHOCO PUMP HOME SWITCH POL 25 FILTER PAPER SW 2 3 BREWER 1 O O 2 POL 16 BREWER HOME SW 1 RED J9 7 Jes ae OVERFLOW 6 POL 5 7 5 M 3 BREWER UB 4 BREWER 1 HIGH POWER 3 2 5 TANK TRAY C
2. Number of Chocolate Pump Cycles Double Cup Custom Message Language Press Hold Hot Water Temperature Water Level Probe Post Mx Brewer Selection Locking the Counters Force Vend Feature haare Vista NT Operation amp Service 02 2012 Page 3 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL OPERATION NM el tig e M 39 Resetting Coffee and Chocolate Refill Messages 39 Priming the Chocolate Pump System Status Indicators sse nennt nene Chocolate Rinse Cycle esent tentem tnnt nnne tenir feti Brewer Rinse GC d DOWNLOADING SOFTWARE AND TRANSFERRING 43 Downloading Software Updales acne irati aieiai 43 Transferring Settings from One Unit to Another sse 45 GENERAL INFOBBATION oer riesen trina itte ion debetis iecit 47 INDICATOR MESSAGES M P 48 H commotum T Dm 51 BREWERS Plecoing Papel Su EGER RA ERR p R
3. Do Brewer Wheels Work Properly NO YES Is Rewind Spool Properly Aligned NO YES Adjust Yoke Assembly Re Align Replace Filter Paper Roll Rewind Spool Replace Brewer Vista NT Operation amp Service 02 2012 Page 59 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL BREWER PAPER TRAVELS TOO FAR NOT FAR ENOUGH Is Lift Bar Still There NO YES Travels Too Far or Not Far Enough Replace Lift TOO FAR NOT FAR ENOUGH Bar Bend End of Lift Bar NO Are Brewer Wheels Intact YES Upwards Replace Brewer NO Is Rewind Spool Too Loose YES Wheels Bend End of Lift Bar Tighten Nut on Tape Rewind Downwards Page 60 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL BREWER PAPER NOT REWINDING PROPERLY Is Filter Paper Threaded roperly NO YES Re Thread NO Are Brewer YES Wheels Intact Paper Replace Brewer NO Is Brewer Chain Intact YES Wheels Is Rewind Spool Too Loose Replace Fix NO YES Chain Replace Clutch Tighten Nut on Tape Rewind Washer Vista NT Operation amp Service 02 2012 Page 61 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL COFFEE NO PRODUCT DISPENSED Are Product
4. h i Vista NT Operation amp Service 02 2012 Page 23 of 102 VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL PRODUCT off This feature allows you to run a complete coffee or hot chocolate cycle including the two pauses without any product being dispensed no coffee or chocolate This will allow you to manually test brew different coffee blends for the customer to taste The customer can then decide which blend he prefers To use it as a test brew cycle simply weigh and manually pour the coffee grounds into the brew chamber and press the START button This procedure can be repeated if you need to test brew another blend 1 To switch the product OFF press the UP button on the hidden menu scroll buttons and scroll until the following message appears em PRODUCT on off gt Note PRESS START If the product is switched OFF it remains off until a Press the START button to enter set mode you enter the SET UP mode to ird aun b Switch the product OFF or ON by using the hidden setting adjustment make sure it is buttons Press the UP button to toggle it OFF or switched ON before you leave the account c To exit the PRODUCT on off mode and proceed to the next setting press the hidden UP or DOWN scroll buttons SETTING PRODUCTS 1 To adjust product settings press the UP button on the hidden menu scroll buttons and scroll until the followin
5. cette te torpet Fuse Box Hatte eere tir teri tree re ere ran Fa cra RE Fon vn General Harness ena Water Tank Harness cccccssscssecscesstecsceseressceseecnecsescstscseesenessesseseaeesseseaeecsesestecsusensesees Thermostat FIBER ice rer n reve ec retro nha eripe rre nera dere ern aere rocas Vista NT Operation amp Service 02 2012 Page 5 of 102 VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL OVERVIEW OF VISTA 3 COMPONENTS Chocolate Bottle Chocolate Base Chocolate Base Support Brewer Motor amp Bracket Assembly Brewer Spout Brewer Spout Extension Chocolate Whipper Motor Assembly Ingredient Dispenser Chocolate Pump Fuse Box alld i S H Z ZA 1 f Rear Circuit Y Board A H ad gt Door ais a gt T ae Lock j AS ex 4 X NU i wA r e ss 6 41 x pa s 7 1 H Waste Container Water Tank Assembly Inlet Water Floor Base Valve Brewer Water Tank lt Access Panel ES Machine Le Cabinet Front Door Cup Stand amp Carafe ILS Tray Grill Cup Stand Carafe Tray Coin Changer Circuit Board OVERVIEW OF VISTA 2 NT FRONT DOOR COMPONENTS M EN bine paki ey SRM U le vi Front Board n N Coin Chute Y ie Door Tubes S lt Door Fan Page 6 of 102 i
6. Check Fuse Box and Wiring Vista NT Operation amp Service 02 2012 NO Is Heater Relay Defective Replace Faulty Component Is Element Shorted or Damaged Check Fuse Box and Wiring Page 71 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL ON POWER UP Disconnect Rear Fan Still Blows NO YES Replace Rear Fan Disconnect Changer Board Still Blows Replace Changer Board Disconnect Front Board Still Blows Replace Front Board Inspect Wiring to Fan Changer Board amp Front Board Check Rear Board Page 72 of 102 FUSE AMP BLOWIN 5 START PRESSED Blows COFFEE when Coffee or Chocolate Blows on Power up or When START Pressed CHOCOLATE Check Light Bulb and Socket Disconnect Coffee Valve Still Blows YES Disconnect Whipper Motor Still Blows YES Replace Coffee Valve Replace Whipper Motor Disconnect Product Motor Still Blows YES Disconnect Choco Pump ill Blows Replace Still Blows Product Motor Replace Chocolate Pump Disconnect Brewer Motor Still Blows NO Disconnect Choco Valve Still Blows NO Replace Brewer Repl Motor Pass Chocolate Valve Disconnect Inlet Valve Still Blows YES Inspect Wiring to Component
7. 10 Switch the coffee maker ON 02 2012 Vista NT Operation amp Service VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL REMOVING THE VISTA 2 NT FRONT BOARD 1 2 3 9 Open and remove the inner door Disconnect the front board cable s Release the wiring from the retaining bracket on the coin chute a The wires are attached to the retaining bracket by a clip Remove the coin reject mechanism a Push the reject button upwards b Using vise grips clamp onto the head of the coin return button and unscrew to remove Remove the coin chute a Remove the two screws securing it in position Remove the junction box a Secured by a screw beneath the box Remove the coin changer harness connection Remove the front board cover a Remove the five screws securing the board cover Remove the four hexagonal stand offs using a 1 4 nut driver 10 Lift out the front board INSTALLING THE VISTA 2 NT FRONT BOARD 1 2 3 8 9 Vista NT Operation amp Service Place the front board onto the four stand offs protruding from the door Carefully replace the four hexagonal stand offs that were removed Replace the front board cover a Fasten with the five screws Connect the coin changer harness to the front board Replace the junction box a Fasten with a screw Replace the coin chute Replace the coin reject mechanism a Tighten the reject button with vise gr
8. REMOVING THE OUTLET VALVES 1 2 Turn off the water supply to the machine Switch off the power to the machine Drain the water tank to a level below the valves a Remove the top clip from the drain plug then push it up to open Remove the valve cover a Remove the screws that secure it in place Disconnect the wires from the valve you wish to remove a Coffee valve wires are numbered 3 and 1 8 Hot water valve wires are numbered 2 and 1 7 Chocolate valve wires are numbered 4 and 1 6 The green ground wires also need to be disconnected Pull the valve s out towards you CAUTION Water coming out of the water tank may be extremely hot Use caution when removing the outlet valves INSTALLING THE OUTLET VALVES 1 Vista NT Operation amp Service Immerse the valve seal support in warm water and insert it into the tank outlet tube Insert the valve into the appropriate outlet of the hot water tank a The top outlet is for chocolate the center is for hot water and the lower is for coffee water Re connect the valve wires a Coffee valve wires are numbered 3 and 1 8 Hot water valve wires are numbered 2 and 1 7 Chocolate valve wires are numbered 4 and 1 6 The green ground wires also need to be disconnected Attach the hoses a The brown hose goes onto the coffee valve the hose to the whipper goes onto the chocolate valve and the other hose goes to the hot water valve Position the
9. amp VISTA 3 OPERATION amp SERVICE MANUAL RUNNING COPPER TUBING If the position of the coffee maker is near the water source by far the simplest route for the tubing is along the baseboard or straight down the wall In both cases the tubing should be secured to the wall with self adhesive or nail on tubing clips In other cases it may be practical to run tubing over the top of suspended ceilings This helps to run the water longer distances up to 200 feet with no tube showing Running tubing inside walls should be completely avoided It is difficult and time consuming and does not appreciably improve the appearance of the installation Please note however that neatness and the appearance of the installation should be a top priority When it is necessary to make a hole in the wallboard make it with a Phillips screwdriver rather than an electric drill This will prevent hitting electrical wiring telephone wiring or a water supply If you must use a drill be certain of what is on the other side of the wall then proceed 1 Connect the tubing to the inlet of the water filter a Most filters have an arrow to indicate the direction of the water flow 2 Connect a section of tubing to the water filter outlet and run it to the inlet of the machine a Insert the tubing into the outlet side of the water filter and secure b Coil an extra 18 inches 45 centimeters of tubing behind the coffee maker to allow for repositioning
10. Hopper s Is Temperature Low Increase Coffee Setting YES Too Low NOT SURE Is Coffee Good Grind Too Coarse Too Old or Blend Too Stale Mild Replace Coffee Page 64 of 102 02 2012 Increase Temperature to 195 F Is ingredient dispenser properly coupled with motors Is agitator wire caught in auger Can TOP PAUSE be increased Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL COFFEE TOO STRONG OR BITTER Is Filter Paper Threaded roperly YES Re Thread Filter Paper Is Coffee Setting Too High YES s Pause Top Pause Set Too High NO Decrease Setting Is Brewer Dirty NOT SURE YES Clean Brewer Is Coffee Good Is Paper Advancing Properly YES Too Old or Blend Too Stale Strong Check Lift Bar and Rewind Spool brewer Replace Delime Water Replace Coffee Tank Water Filter Vista NT Operation amp Service 02 2012 Page 65 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL COFFEE WATER NOT BEING DISPENSED Is Hose Installed Inside Funnel NO Re Position Hose in Brewer Funnel Is Power Getting To Valve YES Check Wiring Replace Valve Check NO Settings
11. Any product requiring coffee or decaf will be disabled 9 The TANK IS FILLING message appears immediately when the unit is powered up if tank is not full The CHECK WATER SOURCE message appears if the tank has not been completely filled after five minutes There are two fuses in the fuse box The 5 amp fuse protects electronics motors and valves The 15 amp fuse protects the heater circuit There is only one limit switch for the brewer motor This switch controls both the pause and the home position If the brewer does not read the home position it will run a dry cycle no water or product and stop once it reads the home position If the home position is not found within 24 seconds the brewer motor will stop and an error message will appear f the chocolate pump falls out of the home position it will automatically cycle until it reads the home position and then it will stop If the home position is not found within 8 seconds the pump will stop and an error message will appear f any blue component harness is not connected to the rear board message will appear advising you of the problem The system will be disabled until the harness is re connected with the main power off The water tank does not have a heater safety switch A relay is used instead If the tank does not fill to the proper level within 30 seconds after a cup has been brewed the relay will switch the heater off until tank is full
12. HOT 250 MALE STUD 250 FEMALE TAB TO 15 AMP FUSE 250 FEMALE TAB TO 5 AMP FUSE WHITE 18 G MAIN SW utum cu ime 3 1 GREEN WIRE TO GROUND STUD FUSE BOX BLUE 16 GA WHITE SEW 16 GA 250 MALE STUD TO WATER TANK HARNESS WIRE 11 250 MALE STUD TO GENERAL HARNESS WIRE 12 3 NO CONNECTIONS LEAVE IN AS PLUG ONLY 250 MALE STUD TO GENERAL HARNESS WIRE 10 1 250 FEMALE TAB TO 5 AMP FUSE 250 FEMALE 2 RING TERMINAL TO GROUND STUD FUSE BOX TO TOP GROUND STUD BOARD COVER WHITE SEW d 16 GA 250 N P TO STUD 3 250 FEMALE TAB TO 15 AMP FUSE 093 PIN TO POSITION 2 RING TERMINAL TO GROUND STUD FUSE BOX FUSE BOX 093 PIN WHITE TO POSITION 1 6 2 250 FEMALE TAB TO INLET VALVE 250 MALE STUD TO WATER TANK HARNESS WIRE 6 093 PIN BLUE 7 2 250 FEMALE TAB TO INLET VALVE Vista NT Operation amp Service m MALE STUD TO WATER TANK HARNESS WIRE 1 2 02 2012 TO POSITION 3 OF CONNECTOR 3 POS OF TANK RELAY OF CONNECTOR 3 POS AUX CONN 3 POS E 20 OF CONNECTOR 3 POS Z100304C Page 101 of 102 VISTA 2 NT amp VISTA 3 OPERATION am
13. Hoppers Empty NO YES Refill Product Hopper s and Reset Hopper Counter s s Product on off Menu Set to OFF NO YES Switch Product ON Is Agitator Wire Caught in Auger YES NO Release Is Wiring Agitator Wire ne to Motors YES From Auger Connected Connect Wiring to Motor s NO Is Dispenser Coupled to Motors YES Push Dispenser Back to Properly Couple With Motors Are Product YES Settings OK Set Product Levels Replace Rear Board Page 62 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL COFFEE DISPENSES SHORT CUPS Are Water YES Settings Set Properly Adjust Water NO Settings NO YES s Water Filter Clogged NO Replace YES Water Filter NO Self Piercing Valve Used Valve May Have Obstruction Main Water Pressure Too Low Close amp Open Valve Vista NT Operation amp Service 02 2012 s Water Line Clogged or Kinked s Tank Filling After Every Cup YES YES Check Coffee Valve amp Brew Hose Fix Main Water Line Page 63 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL COFFEE TOO WEAK Are Coffee YES Hoppers Full Re Fill Coffee Is Coffee Setting Too
14. On initial power up with an empty tank the heater will be switched off until tank is full Note Updatesto this The customer s change will be returned at the beginning of the vend after information will the START button is pressed be issued as soon ee LE After a chocolate pump cycle is complete the valve will open for 0 2 implemented into seconds to rinse the chocolate components the programming As a safety feature if the START button gets jammed while pressed error message appears and the unit will not continuously brew cups Page 48 of 102 02 2012 Vista NT Operation amp Service VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL INDICATOR MESSAGES in alphabetical order MESSAGE BREWER HOME ERR PRESS lt START gt CALL KEY OPERATOR CHECK CHOCOLATE HARNESS SETTINGS CHECK CHOCO CHECK FOR A JAMMED BUTTON COIN CHANGER NOT INSTALLED DEFECTIVE COIN CHANGER SENSOR EMPTY GROUNDS CONTAINER RERLL CHOCOLATE BOTTLE EMPTY REALL LARGE SMALL HOPPER Vista NT Operation amp Service POSSIBLE CAUSE The brewer is notin the home or starting position The cashbox has accumulated 220 or more and needs to be emptied The chocolate harness is not connected to the rear board Chocolate pump cannot find the home position START button or WATER button is stuck pressed down The system is set to co
15. d Front y g Door y p Fascia Support Bubble Front Panels 02 2012 The only difference between the Vista 2 NT and Vista 3 models is the front door All the components inside the machine cabinet identical as both models share the same platform Also note that both models operate with Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL SELECTION PANELS amp INTERIOR DOOR PANELS VISTA 3 MODEL i x 0rurR SET UP Provides access to f NW TAPE C A reser the programming and to the seu C PRODUCT configuration of the machine FREEICOIN 2 RINSE gt 2 FREE COIN Toggles the oCOFFEE 5080 CDECAF machine from FREE mode to f coiN mode Red indicator G wr OM J LED will be lit when the MOKA WATER PA TM M machine is in FREE mode Vista 3 Interior Door Panel MILD MEDIUN I STRONG LOAD FALTER TAPE RESET PRODUCT This button is red to simplify identification for the caretaker Opens the brewer to replace the filter paper or to perform eta maintenance Hidden buttons for Hidden buttons for scrolling from adjusting settings RINSE CYCLE Provides access ODE START J to the rinse cycles for the brewer and chocolate components Vista 3 Selection Panel VISTA 2 NT MODEL 1
16. NO Replace Brewer 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL BREWER NOISY WHILE OPERATING Was Brewer Just Cleaned NO YES Brew Several Cups to Lubricate YES Brewer Brew Chamber Too Tight NO Loosen Brewer Nuts and Re Jam Is Brewer Fan Touching Anything NO YES Adjust Fan Position NO Is Bag Caught In Brewer YES Replace Brewer and or Remove Bag or Replace Motor Brewer Vista NT Operation amp Service 02 2012 Page 57 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL BREWER PAPER NOT BEING PULLED EVENLY Check Adjust YES Paper Guide Is Paper Threaded Properly Bar Re thread Filter Paper Brewer Wheels Coming Down NO Adjust Yoke Assembly By Is Rewind Bending It Pulling Paper Evenly Adjust Rewind Replace Assembly Brewer Page 58 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL BREWER PAPER IS TEARING Is Filter Paper Threaded roperly NO YES Is Rewind Re Thread NO YES Spool Too Tight Filter Paper Is Back of Rewind Spool Scored NO Replace or Smoothen Rewind Spool Loosen Nut on Tape Rewind Remove Nut and Clean Rewind Assy
17. NT coffee maker to one or several other Vista NT coffee makers For example if a customer requests three Vista NT coffee makers with the exact same settings only one needs to be set up Once the first unit is programmed the settings can be loaded into the Data Link then downloaded from the Data Link to the other two units This will eliminate the need to repeatedly program multiple units with the same settings All the settings in the SET UP mode will be transferred with the exception of the counters To transfer settings from one Vista NT coffee maker to another the procedure outlined below must be performed This needs to be done with the power to the coffee machine ON STEP 1 TRANSFERRING SETTINGS TO THE DATA LINK DEVICE 1 Disconnect the coin changer phone jack harness from the front board 2 Connect the Data Link phone jack harness to the free connector on the back of the front board 3 Press the SET UP button on the back of the front board a The following message will appear on the display COPY DATA LINK TO SET UP 4 Press the bottom scroll button to the right of the START button a The following message will appear on the display COPY SET UP TO DATA LINK 5 Press the START button on the Vista NT front selection panel a The settings in the Vista NT SET UP will now be transferred to the Data Link device 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp
18. PLACE CUP 2 SELECTION 3 PRESS START HOT WATER PRESS CARAFE PRESS FOR EACH CUP SET UP Provides access to the programming and to the configuration of the machine FREE COIN Toggles the machine from FREE mode to COIN mode Red indicator LED will be lit when the machine is in FREE mode LOAD FILTER TAPE RESET PRODUCT This button is red to simplify identification for the caretaker Opens the brewer to replace the filter paper or to perform maintenance RINSE CYCLE Provides access to the rinse cycles for the brewer and chocolate components Vista 2 NT Interior Door Panel Vista NT Operation amp Service 02 2012 Page 7 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL UNPACKING amp SETTING UP THE EQUIPMENT UNPACKING THE EQUIPMENT Prior to signing for any type of delivery itis recommended you check all packages for shipping related damage Carefully turn box onto it s side with Open bottom of box fold flaps back Check the shipping carton for shipping damage prior to signing for the delivery If any damage is evident indicate the damage on the delivery slip before signing Make certain that the driver signs in recognition of the damage The carton left the factory free from damage If there is damage the claim is to be made with the carrier and not with VKI Technologies 1 Remove the coffee maker from its shipping carton a Lay the coffee
19. RELAY T AE 187 TERMINAL FEM 187 2 OF TANK RELAY 250 TERMINAL NICKEL TO HEATING ELEMENT 250 FEMALE TAB RETURN NEUTRAL 11 a 250 FEMALE TAB TO COFFEE VALVE 250 FEMALE TAB GROUND STUD 250 FEMALE TAB TO GROUND STUD 77 250 FEMALE TAB TO HOT WATER VALVE LJ 10 CHOCOLATE VALVE 1 8 250 FEMALE TAB TO FUSE BOX HARNESS WIRE 3 2 250 FEMALE TAB TO GROUND STUD TANK 250 FEMALE TAB BOARD COVER THERMO CUT OFF ARNA VISTA NT CONNECTOR 7 POS 250 FEMALE TAB TO GROUND STUD WHIPPER 250 TERMINAL NICKEL TO STUD 4 OF TANK RELAY zIDO310C UN Pio G410159 RING TERMINAL USE TEMP PROBE PROVIDED TO LEFT HAND SIDE THERMOSTAT OTHERWISE LEAVE INSULATED TO WATER TANK ON REAR BOARD 4 2 7 RING TERMINAL 187 FEMALE TERMINAL Page 102 of 102 TO FLOAT SWITCH 4 TO RIGHT HAND SIDE THERMOSTAT 02 2012 ZI00308C Vista NT Operation amp Service
20. Tank Overfilling YES Lower Water Temperature Temperature Cannot Be Lowered Check Thermostat 02 2012 YES Adjust Water Level Switch Inlet Valve May Be Leaking Replace Thermostat Covered With Lime Delime Tank Page 79 of 102 VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL REPLACING MAJOR COMPONENTS REMOVING THE BREWER 1 Press the red LOAD FILTER TAPE button a The brewer motor will cycle and stop with the chamber in the open position 2 Release the brewer lock pin a Lower the lock pin by pulling it down all the way b Turn the pin to the left until it is directly below the flange and release 3 Remove the brewer from the brewer bracket a Gently grasp the brewer with one hand on the top and the other hand on the bottom b Pull the brewer towards you until it is free from the bracket Brewer lock pin INSTALLING THE BREWER 1 Press the red LOAD FILTER TAPE button a The brewer motor will cycle and stop in a position where it will accept the brewer with the chamber open 2 Place the brewer onto the brewer bracket a Make sure that the brew chamber is open b Gently grasp the brewer with one hand on the top and the other hand on the bottom c Align the top edge of the brewer with the locating flanges on the brewer bracket One flange is at the left side of the bracket and the other is at the back of the bracket d P
21. all types of plumbing you will encounter at a new account PLACEMENT OF THE EQUIPMENT The location of the coffee maker placement at an account is a decision that is made with the contact person at that account This decision is usually made in advance by your company s representative It is important to remember that the coffee maker gets placed in an easily accessible and highly visible area for the majority of its customers and that it is easily accessible for any service that may be required It is also important to consider height The person who will be filling the ingredient dispensers must be able to easily reach the top of the coffee maker There must be adequate room to lift the lid on top of the coffee maker and to open the front door The tables below outline the clearances needed for the area in which the coffee maker is installed Installation Dimensions Vista 2 NT Vista 3 Height 41linches 104 5 cm 41 inches 104 5 cm Depth 26 inches 66 cm 28 inches 71 5 cm Width 22 5 inches 57 cm 22 5 inches 57 cm 45 inches 114 5 cm 45 inches 114 5 cm Extension Width with cup holder 26 5 inches 67 5 cm Width with A P P unit 32 5 inches 82 5 cm 32 5 inches 82 5 cm or bill acceptor unit or condiment stand WATER FILTER We recommend the use of a high quality water filter such as Everpure Filters Filters will eliminate most odors present in water and will reduce the amount of particles enter
22. available on the front selection panel the 50 50 button or the lower 3 Press the CARAFE button on the front selection panel of the coffee right scroll button maker and switch the power to the coffee maker ON you must keep d E vs pP the CARAFE button pressed throughout the whole procedure until the the downloading display reads DATA LINK procedure Page 44 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL DOWNLOADING SOFTWARE UPDATES USING THE VKI DATA LINK continued 4 Select the function required on the Data Link a When first powered up both the DOWNLOAD PROGRAM and DOWNLOAD FACTORY SETTINGS LED s will be lit indicating that both these functions will be active b For downloading the program without changing the software settings press the DOWNLOAD FACTORY SETTINGS button to switch off it s LED disabling this function At this point only the power LED and the DOWNLOAD PROGRAM LED should be lit on the Data Link Once activated the Data Link will only update the software leaving the product settings water settings pricing etc unchanged from what was previously programmed c To download the software update and change all the values to factory settings both the DOWNLOAD PROGRAM and DOWNLOAD FACTORY SETTINGS LED s should be lit indicating that both of these functions are active 5 Press the START butto
23. coffee hose brown into the brewer funnel Turn on the water supply to the machine and switch the power on Check for leaks Allow the water tank to fill and test all valves Replace the valve cover 02 2012 Page 83 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL REMOVING THE WATER TANK ASSEMBLY 1 Switch the coffee maker 2 Drain the water tank a Place a full size waste container beneath the water tank DO NOT USE A WASTE CONTAINER FROM A 9 OZ CHOCOLATE MACHINE AS IT IS NOT CAPABLE OF HANDLING HOT WATER b Remove the top clip on the drain plug and push the drain plug upwards The bottom clip will act as a stopper CAUTION Water coming out of the water tank may be extremely hot Use caution when removing the outlet valves 3 Remove the brewer 4 Disconnect the inlet hose a Remove the hose clamp securing the inlet hose to the inlet fitting 5 Remove the valve cover on the water tank 6 Remove the hose from the hot water valve 7 Remove the hose fitting from the whipper motor if installed 8 Disconnect the water tank harness from the rear board 9 Disconnect the temperature probe harness from the rear board 10 Disconnect the wires identified in the table below WIRE CONNECTED TO Whipper Motor Whipper Motor Wire 3 2 on Fuse Box Harness For more information about wiring consult the wiring section of this manual 11 Carefully slide the water tank forwar
24. in the Programming Replace Rear Board Page 66 of 102 02 2012 Is Valve Working Is Water Tank YES Full Dis Assemble and Rebuild Coffee Valve Is Inlet Valve Working Check Main Water Supply Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL COIN CHANGER NO POWER Red LED OFF Machine in COIN Press the Free Coin Are All the Button Connections Good YES Fix Connections Replace the Or Replace Harness es Coin Changer COIN CHANGER ACCEPTS BUT NO CREDIT OR COIN RETURN Are All Connections Good Re Connect Harness es Are Coins Jammed in Changer YES Remove All Jammed Coins Replace Coin Changer Unit Vista NT Operation amp Service 02 2012 Page 67 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL COIN CHANGER REJECTS INSERTED COINS NO Is Problem YES Intermittent Are All Clean NO Connections YES Acceptor Unit Good Re Connect db oa NO Ae YES Re Tune Coin or Board Dipswitches Set OK Changer Is Red Changer LED Lit Set Dipswitches YES Replace Changer Replace Changer Check Boards In Unit Check Wiring Harnesses Page 68 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL FILTER PAPER CHECK
25. maker on its side b Cut the tape on the bottom of the carton c Fold the flaps outwards and cut off the bottom flap d Remove the polystyrene foam packing material and cut the plastic bag with scissors as indicated in figure 3 e Turn coffee maker upright and lift off the carton f Remove the remaining polystyrene packing and the plastic bag g Remove the decal package and set it aside for the moment Cut plastic bag with scissors and bottom facing towards you and remove the bottom flap fold back the four flaps FIGURE 1 FIGURE 4 Page 8 of 102 FIGURE 2 FIGURE 3 Lift off polystyrene packing then Turn box upright Lift the box off the unit remove the clear plastic bag FIGURE 5 FIGURE 6 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL REMOVING SHIPPING MATERIALS 2 Lift and place the coffee maker onto your workbench WARNING Never lift the machine by placing your hand underneath the front door It is not designed to support the weight of the machine and serious personal injury and or damage to the unit may occur 3 Open the outer and inner doors a There are two sets of keys attached to an envelope on the service cord The keys numbered 8625 are for the outer door The keys numbered 8645 are for the inner door 4 Remove all the shipping tape a Shipping tape is found in the following areas Valve cover Service cord Br
26. necessary to enter the SET c Increase or decrease the number of pump cycles Maximum is 8 for hot UP moce to chocolate and 3 for cafe mocha adjust the product and d set press either one of two hidden menu scroll buttons SETTING THE DOUBLE CUP Any one of the three cup sizes can be programmed to dispense a double cup two consecutive cups of coffee or cafe mocha using this feature For example if you would like to brew a 20 oz cup of coffee it is possible to set a 10 oz large cup to brew a gt Note double cup Once a cup size Isi op 1 To program a cup to be a double cup press the UP button on the cup it will no hidden menu scroll buttons until the following message appears longer brewa Single cup DOUBLE CUP PRESS lt START gt a Press the START button to enter the set mode b On the front selection panel press the cup size that needs to be gt Note programmed to become a double cup The LED that corresponds to that m mt cup size will illuminate as an indication that it has been programmed as a available for hot double cup chocolate For hot chocolate increase the c To program back to single cup repeat the above procedure Pressing the cup size will switch the LED off which indicates the double cup feature chocolate pump ae cycles is disabled for that cup size Vista NT Operation amp Service 02 2012 Page 33 of 102 VISTA 2 am
27. of the coffee maker c Do not connect to the machine at this point 3 Turn off the valve on the water filter head a Some water filters may not be equipped with an inline valve If this is the case it is recommended that one be installed prior to continuing 4 Open the valve at the main water source 5 Bleed the water lines a Turn on the valve at the water filter and catch the first gallon 4 liters of water This will remove any stagnant water and air from the line 6 Turn off the valve on the water filter head 7 Connect and secure the tubing to the inlet fitting of the machine a Apply a fitting to the inlet at the rear of the coffee maker using Teflon tape Keep in mind that Teflon tape should be applied in a clockwise direction 8 Test for any leaks a Plug in the machine and switch the power ON b Listen for the sound of the tank filling c Check all fittings for any leaks and tighten where necessary Page 18 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL FINISHING TOUCHES 1 Position the carafe tray grill and the cup tray grill on the coffee maker 2 Follow this checklist before leaving the account y Fill the ingredient dispensers with coffee Reset the coffee indicator messages if used x Fill the chocolate container with syrup Reset the indicator message if used Thread the filter tape if a paper brewer is bein
28. tank lid with the two 11 16 brass nuts 3 Replace thermal shut off plate clamp and probe 4 Replace the lid assembly a Refer to the Installing the Water Tank Lid instructions in this manual 5 Replace the water tank a Refer to the Installing the Water Tank instructions in this manual REMOVING THE DRAIN VALVE To remove the drain valve on a plastic water tank it will be necessary to drain and completely remove the tank from the coffee maker The drain plug can only be removed from the interior of the water tank 1 Remove the water tank a Refer to the Removing the Water Tank instructions in this manual WARNING To avoid severe burns make absolutely certain that the heater element is not hot before proceeding 2 Remove the drain valve a Remove the upper and lower clips on the drain plug b Push drain plug upwards until it goes through the bottom of the tank to the inside c Remove the tank lid d Reach inside the tank and remove drain plug INSTALLING THE DRAIN VALVE 1 Install the drain valve a Remove tank lid b Add new o rings to the drain valve at the bottom of the tank isfor the c From the top of the tank push the drain valve through the bottom front water inlet hose tube fitting and the rear tube is not d Install the clips The smaller clip goes on the top slot and the larger goes the bottom slot of the drain valve Vista NT Operation amp Service
29. to enter the set mode b Atthis point you can now select the cup size and product by pressing the appropriate buttons on the selection panel The BOTTOM PAUSE setting displayed will correspond to the LED s that are illuminated UD Using the hidden setting adjustment buttons increase or decrease the adjust a separate timing for the BOTTOM PAUSE BOTTOM PAUSE for both coffee and I decaf if needed d To exit the SET BOTTOM PAUSE mode and proceed to the next setting US press the UP or DOWN scroll buttons Page 28 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL SETTING THE MAXIMUM NUMBER OF CUPS PER CARAFE This feature allows you to set the maximum number of cups to be brewed in a carafe cycle When the carafe feature is selected it will start at the maximum number of cups set in this menu and decrement by one cup every time the carafe button is pressed 1 set the maximum number of cups for a carafe press the UP button on the hidden menu scroll buttons and scroll until the following message appears MAX CUPS CARAFE PRESS lt START gt a Press the START button to enter the set mode b Using the hidden setting adjustment buttons increase or decrease the maximum number of cups that need to be set for the carafe The maximum number of cups that can be programmed for c To exit the MAX CUPS CARAFE m
30. to the upper half of the decal from the center outwards ne sh A 13 Apply the Diagram decal a Peelthe backing from the decal b Align the decal below the inner door grounds deflector c When satisfied with the alignment apply pressure to the decal INSTALLING THE CARAFE TRAY amp CUP STAND 14 Install the carafe tray amp cup stand a Install the Vista 2 NT carafe tray as illustrated below Once done install the cup stand on top of the carafe tray b Install the Vista 3 carafe tray and cup stand as illustrated below Vista 2 Carafe Tray Installation Vista 3 Carafe Tray amp Cup Stand Page 14 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL WATER CONNECTION For initial water connection at your shop we recommend using 1 4 polytubing and an instant quick connect fitting This will simplify water hook up For field installation we recommend copper tubing from the source all the way to the coffee maker 15 Connect the water supply to the coffee maker a b d Apply Teflon tape to a 3 8 plumbing fitting If 1 4 line is being used you will then need a 1 4 X 3 8 fitting Teflon tape should be applied by holding the end of the fitting in your left hand with the threads out towards the right side Apply tape in a clockwse direction so that you
31. 012 Vista NT Operation amp Service VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL CANCELING MESSAGES MESSAGES ON OFF or ACTIVE The following is a list of all the cancelable messages in this version of software Most of these messages can also be programmed to be active meaning they will disable the unit until the message has been cleared Use this chart as a quick reference The upper half of the display indicates which message isto be canceled and the lower half of the display indicates the status of the message PASSIVE on ACTIVE on or OFF All new units are factory set with every message set to PASSIVE on Each of the messagesin the table can be individually set to ACTIVE on Please be aware that if a message is set to ACTIVE on the function corresponding to that message will be disabled when the message appears Make sure to inform the caretaker of the proper procedure required to clear Vista NT Operation amp Service To cancel one of the passive messages or to make the message active press the UP button on the hidden menu scroll buttons until the following message appears MESSAGES ON OFF PRESS lt START gt a b c d Press the START button to enter the set mode Scroll through the messages by pressing the START button To cancel a message or to make it ACTIVE once it is displayed on the LCD press either one of
32. 02 2012 Page 87 of 102 VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL REMOVING THE INGREDIENT DISPENSER 1 Switch off the power to the machine 2 Remove the filter paper roll if applicable 3 Remove the tape post bracket if applicable a Loosen the screw and lift the tape post bracket clear of the key hole slot and mounting joggle 4 Remove the brewer 5 a Slide the water tank outward The water tank wrap supports the right side of the ingredient dispenser base OR 5 b Remove the metal lock rod applicable to older models a Loosen the wing nut and pull the rod forward b Remove the rod from the bracket inside the top of the cabinet 6 Release the ingredient dispenser bracket support on the left wall of the cabinet a Remove the screw securing the bracket to the left wall of the cabinet b Rotate the support backwards until it is horizontal The ingredient dispenser will now drop 7 Raise the ingredient dispenser lid on top of the coffee maker 8 Remove the ingredient dispenser Page 88 of 102 02 2012 Vista NT Operation amp Service VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL INSTALLING THE INGREDIENT DISPENSER 1 Position the drive pins of the motor so they are all vertical 2 Position the drive couplings of the ingredient dispenser so that they are vertical 3 Place the ingredient dispenser on the ingredient dispenser bracket a Make sure the ingredi
33. 2 2012 Page 77 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL WATER TANK DOES NOT HEAT For NT Only If Status amp 1 Then Replace Thermostat Is Rear Overflow Catch Full Is 15 Amp Fuse Blown Clean amp Dry s Thermal Amp Fuse Catch NO Cutoff Switch Tripped Reset Thermal Cutoff Did Fuse Blow Again YES Is There Power to the Element Check Water Replace Tank Wiring Heater Element Did Cutoff Trip Again Check Fuse s there Power to B ox Wirin the Cutoff Heater Replace Replace Thermal Thermal Cutoff Cutoff Switch or Heater Check Safety Switch Heater Element NO D or G SERIES NT SERIES What Type of Unit Is There Power to the Heater Relay Is There Power to the Thermosta YES Check Thermostat or Temperature Probe Check Rear Replace Board Thermostat Check Wiring and Rear Board Replace Heater Relay Page 78 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL NO Unit May Have Been Moved or Bumped Inform Caretaker on How to Clean Overflows Check Water Tank Wiring Vista NT Operation amp Service WATER TANK BOILING FILLING REAR OVERFLOW CATCH Clean amp Dry Overflow Catch Is Water
34. 4 INSTALLATION AT AN ACCOUNT eene nenne U nnum ur u u nha nn uuu uuu a amano u u J Placement of the Eq ipirent uuu u UU ese nette e eer rit Dc envie on lorc E Connecting to a Water Supply T Fiunnimg Copper TUDNO s aces ecrire i ente eth Ft creda Finis bng TOUCHES l tect ees easton hee de PROGRAMMING THE EQUIPMENT mna uu uu uu uu unte aria canc COUNTERS Viewing and Resetting Counters U Coin Dispense sese Total per Selection Counter Total Counter Total Counter Reset Access Code SET UP MODE Set Up Mode 8 Access Code sees tt te tenete teta ta tetas stan 22 eT 23 Setting ProdUGiS iai erret iere Pe Ree ct 23 Setting Water SERI PEIBBE rere rero rct eer etre ii uere ra misuse sr en eret Enabling SGleg Canceling Individual Selections uu arcuzlu5m Eig o ER Bottom Pause 15 Maximum Number of Cups per 28 Frequency OF Messages 28 Service Counter Botton Pause Delay T Ganceling Free Vend Key Switch Set Up Rewind Message
35. EPT FOR PUMP s Pump Getting Power YES Check Wiring From Board to Pump Check or Install Check Replace Chocolate Poppet Rear Board Pump Spacer Valves Check or Replace Choco Pump Vista NT Operation amp Service 02 2012 Page 75 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL NO OVERFLOW CUPTRAY OVERFLOW ERROR DISPLAYED Is Front Overflow YES Check for Water Under Plastic Base Check for Wet Overflow Harness Rear Board May be Wet Page 76 of 102 atch Full Clean amp Dry Overflow Catch Inform Caretaker on How to Clean Overflows 02 2012 Replace Valve Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL OVERFLOW WATER TANK OVERFLOW ERROR DISPLAYED Is Rear Overflow YES NO Check for Water Under Plastic Base Check for Wet Overflow Harness Rear Board May be Wet Vista NT Operation amp Service Catch Full Clean amp Dry Overflow Catch Is Water Tank YES Overfilling Adjust Water YES Level Switch Inlet Valve May Be Leaking Replace Unit May Have Been Moved or Bumped Lower Water Temperature Inform Caretaker on How to Clean Temperature Cannot Be Lowered Overflows Thermostat Check Water Check Covered With Tank Wiring Lime Delime Tank Thermostat 0
36. FILTER PAPER ERROR DISPLAYED Has Filter Paper Run Out NO YES Replace Filter Paper s Paper Rol Seated roperly Roll Re Install Is Tape Safety Switch Working YES Replace Check Tape Tape Safety Safety Switch Switch Wiring Check Rear Board Vista NT Operation amp Service 02 2012 Page 69 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL FILTER PAPER BACKING UP AT BREWER Was ita Caretaker Problem NO YES Clean Brewer Are Brewer amp Re Thread Wheels YES Intact Paper Replace Brewer Wheels Adjust Rewind Check Paper and or Replace Path for Clutch Washer Obstruction Page 70 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL FUSE 15 AMP FUSE BLOWING Is Water Tank Wired Properly YES Re Wire NO Water Tank Are All Terminals Tightly Connected YES Tighten and Re Connect Terminals Is Unit D G Series or D G SERIES Are Terminals or Wires Burnt or Damaged YES Repair or Replace Wairing Harness NT SERIES NT Series Is Heater Safety Switch Defective YES Is Thermostat Defective NO Replace Faulty Component Is Element Shorted or Damaged NO
37. G AND RESETTING COUNTERS 1 Enter the SET UP mode m MUT a Press the SET UP mode button on the interior door panel The display Note will now read The VEND TOTAL counter can only CASH BOX be reset by performing a TOTAL XXXX XX TOTAL COUNTER RESET 21 b To reset the CASHBOX TOTAL press the START button To scroll to the next counter press the UP button on the hidden menu scroll buttons Tip c The next counter is the VEND TOTAL counter This counter can only be The VEND TOTAL viewed and it is not possible to reset it at this point To scroll to the next counter can also counter press the UP button on the hidden menu scroll buttons be viewed by pressing the ber z ien d d The next counter to be displayed is the RESETTABLE VEND TOTAL buttons counter Repeat the resetting procedure for this counter if needed simultaneously It will appear i ni immediately after e Using the hidden UP button scroll to the remaining counters and follow EMO the same resetting procedure if needed Page 20 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL When accessed this counter will default to illuminating the COFFEE button all cup sizesand all strengths to give a vend reading for the total cups of coffee Pressing the START button while in this mode will reset all the cup an
38. H 3 LARGECUP 4 MEDIUMCUP 5 SMALLCUP Once the access code has been entered a counter will appear on the top left of the display and will quickly decrement from 255 to 0 Once this is complete the brewer will then cycle once to re establish its home position When the reset is complete the unit will automatically exit to the standby mode and the internal light will remain a Page 22 of 102 02 2012 Vista NT Operation amp Service VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL SET UP MODE amp ACCESS CODE After scrolling past all of the counters an access code is required to get into the SET Up section of the software This section allows changes to be made to the computer M programming The procedures are outlined below To bypass the counters and go directly to the 1 Enter the factory pre set access code access code menu a Factory pre set access code press the following in the sequence outlined press the hidden below DOWN menu 1 COFFEE 2 5050 3 4 scroll button after pressing the SET UP button DECAF HOT WATER b The message on the display will now read PRODUCT on off PRESS lt START gt 2 The SET UP mode has now been accessed and changes can be made a The following is the sequence of the settings that appear when you scroll through the SET UP mode SET REWIND
39. ICE MANUAL INSTALLING THE WATER TANK LID ASSEMBLY 1 Lower the lid assembly into the water tank a Slide the back of the lid into the tank first then push the front down until the latch engages 2 Connect wires 9 and the wire from the thermal cut off switch to the heater element 3 Connect the 3 position wiring receptacle to the water level switch 4 Connect wire 14 to thermal cut off switch 5 Re install the water tank a Refer to the Installing the Water Tank instructions found in this manual REMOVING THE HEATER ELEMENT 1 Remove the water tank a Refer to the Removing the Water Tank instructions in this manual 2 Remove the lid assembly a Refer to the Removing the Water Tank Lid instructions in this manual WARNING To avoid severe burns make absolutely certain that the heater element is not hot before proceeding 3 Remove the two 11 16 brass nuts securing the heater element to the lid 4 Remove the heater element 5 Detach the thermal cut off probe from the heater element a Remove plate clamp securing the thermal cut off probe to the element Page 86 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL The center tube INSTALLING THE HEATER ELEMENT 1 Position the heater element into the tank lid a The curve at the bottom of the heater element should point towards the rear of the tank 2 Secure the element to the
40. LT SETTINGS or enable the switch the unit is using as the default 2 Filter paper roll is finished Replace with a new roll gt The filter paper roll is not properly seated on the tape post gt The filter paper switch may be defective or needs to be re adjusted gt Connect the overflow harness to the rear board gt Connect the water tank harness to the rear board gt Atthis point the water tank is not full and this message has to be reset To resetit switch the power off and on gt Ifthe problem persists check all components on the water line water filter tubing fittings etc 2 Check inlet valve to make certain it is functioning properly gt Inthe case of a temporary disruption with the water supply the coffee maker will reset itself after every hour gt Remove the used paper Pressing the LOAD FILTER TAPE button to open the brew chamber will clear this message gt Pressed the LOAD FILTER TAPE button once more to close the brewer and exit gt Atthis point pressing the appropriate buttons on the front selection panel will reset the product counters 2 Check the ENABLE SWITCHES menu to see if product has been canceled gt Check the price of the selection to make certain ithas not been disabled set below zero Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL MESSAGE POSSIBLE CAUSE CORRECTIVE ACTION SELECT THEN Coffee maker i
41. OR 7 POS TO OVERFLOW 5235 REAR BOARD RING TERMINAL TO TANK OVERFLOW RING TERMINAL TO CUP TRAY ZI00305C ARNAIS VENTILATEUR PORTE DOOR FAN HARNESS VISTA 2 NT G210206 250 MALE STUD TO WHITE WIRE 10 2 250 MALE STUD TO BLUE WIRE 1 5 TO DOOR FAN CONNECTOR 3 POS CONNECTOR 3 POS gt qa 250 FEMALE TAB COIN CHANGER AC POWER GD en R 250 FEMALE qo BROM COIN CHANGER AC POWER UT White wire from General Harness to a Blue wire from General Harness to TE VI01229C Page 100 of 102 02 2012 Vista NT Operation amp Service ASSEMBLER HI Ista NI HARNAIS I VISTA NI u DE IEMPEERATUEKE TEMPERATURE PI SE MBLY 12l A MP H ARNE PUMI TERMINAL FEMALE L TI ECEFTACLE To HOME SWITCH INAL FEMALE BOX BO SERVICE CORD BLACK WRE by TO la MAIN SW
42. SERVICE MANUAL STEP 2 TRANSFERRING SETTINGS FROM THE DATA LINK 1 2 DEVICE TO A VISTANT Disconnect the coin changer phone jack harness from the front board Connect the Data Link phone jack harness to the free connector on the back of the front board Press the SET UP button on the back of the front board a The following message will appear on the display COPY DATA LINK TO SET UP Press the START button on the Vista NT front selection panel a A list of options to be transferred will then appear on the display The first option defaulted to YES will transfer ALL the settings If the UP button is pressed NO will appear Press START to get to the next option and repeat as necessary We recommend that the ALL option be used to prevent any possible conflicts in the set up STEP 3 TRANSFERRING CUSTOM MESSAGES TO A VISTA NT may not be required If multiple Vista NT coffee makers require the same custom message to be displayed this too can be transferred from one unit to several others Simply program the custom message on the first unit and perform STEP 1 on the previous page Transferring Settings to the Data Link Device Once done follow the procedure outlined below This procedure will transfer ONLY the custom message Please note however that performing STEP 2 above will transfer all settings including custom messages 1 2 Vista NT Operation amp Servic
43. UP TRAY Page 98 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL EI mE HITE THE T OFF INLET FFEE ELECTRONI THERMOSTAT POLORIZEI Vista NT Operation amp Service 02 2012 Page 99 of 102 VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL VISTA NT G310249 250 FEMALE TAB 250 FEMALE TAB TO GROUND BOARD COVER TO GROUND STUD BREWER BRKT CONNECTOR 3 POS 250 FEMALE Tap BREWER TO BREWER HIGH POWER ON REAR BOARD 250 FEMALE TAB MOTOR 187 TERMINAL FEMALE TO BREWER HOME SWITCH CONNECTOR 7 POS TO BREWER LOW POWER ON REAR BOARD 187 TERMINAL FEMALE TO FILTER TAPE SWITCH ZI00306C ARNAIS DEBORDEMENT OVERFLOW HARNESS VISTA NT G310253 RING TERMINAL TO CUP TRAY RING TERMINAL TO TANK OVERFLOW CONNECT
44. VISTA NT HOT BEVERAGE SYSTEMS VISTA 2 NT AND VISTA 3 Operation and Service Manual TECHNOLOGIES INC Subsidiery of GMCR Canada Holding Inc Filiale de Holding GMCR Canada Inc Instruction P N N016566 February 2012 HL VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL Page 2 of 102 02 2012 Vista NT Operation amp Service VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL TABLE OF CONTENTS This table contains integrated hyperlinks identified in blue or purple If viewing this file on a computer click on the section you would like to see and you will be linked there automatically SELECTION PANEL amp INTERIOR DOOR PANELS Vista 3 Selection Panel amp Interior Door Panel eene Vista 2 NT Selection Panel amp Interior Door Panel UNPACKING AND SET TING UP U nien nu u u u u u uuu u Unpacking the Equipment IU u u u u u uuu Removing ontpping Wate Mal u L u a Connections and Adjustments iu Hi Applying th Fascia Vista 2T uunc ttiotne centre tueur keen 11 Bpphang the Fascia Vista M esee tere e rte eb Applying the Inner Door Decals s bis Installing the Carafe Tray amp Cup Stand ance 13 Water Connection isiad sninn iaaa aaaeaii nns 1
45. are already full the caretaker may have forgotten to reset the message s Page 49 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL MESSAGE PLEASE CALL FOR ROUTINE SERVICE PLEASE CHECK BREWER HARNESS PLEASE CHECK DEFAULT SETTINGS PLEASE CHECK FALTER PAPER PLEASE CHECK OVERFLOW HARNESS PLEASE CHECK TANK HARNESS PLEASE CHECK WATER SOURCE PLEASE REMOVE SPENT PAPER PRESS PRODUCT TO RESET MESSAGE NOT AVAILABLE Page 50 of 102 POSSIBLE CAUSE This message is a reminder that regular maintenance may be due and will not stop the operation of the coffee maker The brewer harness is not connected to the rear board Aconflict is present between the default settings and the enable switch settings The filter paper safety switch has been activated Overflow harness is not connected to the rear board The water tank harness is not connected to the rear board Indicates a problem with the main water supply not getting to the water tank Used filter tape must be removed from brewer take up reel The LOAD FILTER TAPE button has been pressed Product selected may be disabled 02 2012 CORRECTIVE ACTION gt coffee maker is due for routine maintenance gt Toresetthe message enter the SET UP and reset the service counter 2 Connect the brewer harness to the rear board gt The system may be defaulted to a canceled switch Change the DEFAU
46. are going wth the threads and not against them when tightening 2 Thread the fitting into the inlet valve at the back of the coffee maker Tighten with a wrench Connect the water line to the fitting Turn the water on at the source Plug the coffee maker into the wall outlet 16 Switch the coffee maker ON a b c d The main power switch is found on the back of the coffee maker When the power is switched ON you should hear the coffee maker filling with water Check the plumbing for leaks and correct them if necessary Check the display for any messages and take the indicated action 17 Fill the ingredient dispenser with coffee a b d Vista NT Operation amp Service Open the front door of the coffee maker Lift the lid on top of the coffee maker One section of the ingredient dispenser is larger than the other The large section is intended for the coffee that is expected to have higher consumption The smaller is for decaffeinated or lower consumption blends Fill the ingredient dispensers only half full by pouring coffee through the opening in the lid 02 2012 Page 15 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL INSTALLATION AT AN ACCOUNT Page 16 of 102 This section will assist you with the initial installation taking into account several possible circumstances While not all can be described here this information can be used in nearly
47. ature setting Press the UP button to increase the temperature setting or press the DOWN button to decrease the setting When programmed this will be the maximum temperature to which the water will heat Once the water has reached this temperature the heater will switch off SETTING THE Low TEMPERATURE WARNING MESSAGE a b Vista NT Operation amp Service Press the START button to get back to the main menu and scroll to the MESSAGES on off menu Press START to enter this menu and scroll to the TEMP IS TOO LOW message by pressing the start button This message can be set to ACTIVE ON PASSIVE ON or OFF If the message is set to ACTIVE ON the TEMP IS TOO LOW message will appear after the temperature in the tank drops about 20 F and the unit will no longer function until the temperature gets back to its proper operating range Set to PASSIVE ON the message will appear on the display but the unit will continue to function normally 02 2012 Page 35 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL SETTING THE WATER LEVEL PROBE When scrolling through the SET UP mode you will notice a setting in the menu that reads SET WATER LEVEL PRESS lt START gt 1 Press START to access this menu At this point a CONSULT MANUAL message will be displayed 2 Press the red LOAD FILTER TAPE button and this will allow you to enter this m
48. conds and the maximum is 8 0 seconds for a coffee water and 20 0 seconds for DATEN m b Atthis point you can now select the water settings for any cup size and product by pressing the appropriate buttons on the selection panel The time setting displayed will correspond to the cup size LED s that are Illuminated Press the START button to enter the set mode When adjusting c Increase or decrease the water timing by using the hidden setting water tevel adjustment buttons Press UP to increase and DOWN to decrease for the CAFE MOCHA only the chocolate valve aju yia d To exit the SET WATER mode and proceed to the next setting press the coffee valve UP or DOWN scroll buttons timing remains unchanged asit iscalculated by tha WARNING Do not press the START button to exit this mode as it will do a test cycle and dispense product This does not apply to CAFE MOCHA as there is no test cycle for this product While in the SET PRODUCT or SET WATER menus you can test the product and water quantities by pressing the START button The product or water tested will correspond to the LED s illuminated on the front selection panel Make certain you have something ready to catch the coffee grounds or water that will be Vista NT Operation amp Service 02 2012 Page 25 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL SETTING PRICES The maximu
49. counters press the UP button on the hidden menu scroll buttons and scroll until the following message appears LOCK COUNTERS PRESS lt START gt a Press the START button to enter the set mode b Using the hidden setting adjustment buttons select ON to lock the counters or OFF to unlock them c To exit the LOCK COUNTERS mode and proceed to another setting press the UP or DOWN scroll buttons 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL SETTING THE FORCE VEND FEATURE There are three different settings that can be programmed for this particular feature This feature can be set in the SET UP mode 1 To set the FORCE VEND feature press the UP button on the hidden menu scroll buttons and scroll until the following message appears FORCE VEND PRESS lt START gt gt Note a Press the START button to enter the set mode This feature is intended mainly SS dian b Using the hidden setting adjustment buttons select one of the following prevents people settings from using Vista equipment asa 55 change maker ON NORMAL the coin return feature on the Coinco is usually done by completely disabled regardless of what coins are inserted inserting a 1 or 2 coin then e ON SMART the coin return feature is disabled only when a 1 pressing the coin ENE lun a sa or 2 coin is inserted get chang
50. d product counters to zero It isnot possible to individually reset any of these counters Keep the corresponding button pressed while dispensing and the coin changer will dispense three coins per second to help empty the coin tubes more TOTAL PER SELECTION COUNTER When scrolling through the counters you will see a counter that is called the TOTAL SELECTION counter This counter will display the number of cups brewed for the selection that corresponds to the LED s that are illuminated on the selection panel To get a counter reading press the buttons that would correspond to the counter you need to access At this point the LED s for your selection will be illuminated EXAMPLE If you need to know how many MEDIUM cups of DECAF STRONG strength have been brewed press the DECAF STRONG and MEDIUM CUP buttons The LED s will illuminate and the display will show how many cups of this particular selection were brewed To check any other selection press the corresponding buttons on the selection panel As previously stated the counter reading on the display corresponds directly to the LED s illuminated on the selection panel This allows for many counter combinations again depending on what is pressed and which LED s are illuminated on the selection panel To switch an LED off again press the corresponding button a second time COIN DISPENSE The COIN DISPENSE mode will only appear and function if the coffee maker
51. d and out of the machine Page 84 of 102 02 2012 Vista NT Operation amp Service VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL INSTALLING THE WATER TANK 1 Align the water tank assembly on its mounting rail 2 Slide the assembly into the cabinet 3 Connect the water tank harness to the rear board 4 Connect the temperature probe harness to the rear board 5 Connect the wires identified in the table below WIRE CONNECTED TO Whipper Motor Whipper Motor Wire 3 2 on Fuse Box Harness 13 1 ground wire For more information about wiring consult the wiring section of this manual Connect the inlet valve hose to the bottom of the tank using a hose clamp Connect the hot water hose to the hot water valve Connect the chocolate hose fitting to the whipper assembly Install the valve cover REMOVING THE WATER TANK LID ASSEMBLY 1 Vista NT Operation amp Service Remove the water tank from the coffee maker a Refer to the Removing The Water Tank Assembly in this manual Disconnect wires 9 and the wire from the thermal cut off switch going to the heater element Disconnect the 3 position wiring receptacle from the water level switch Disconnect wire 14 going to thermal cut off switch Remove the lid assembly a Press the lock latch on the lid to free it b Lift the assembly up and out of the water tank 02 2012 Page 85 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERV
52. dry overnight Vista NT Operation amp Service 02 2012 Page 51 of 102 VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL TROUBLESHOOTING FLOWCHARTS BREWER 9 oz Paper FLOODING Is Cup Full After Brewer Floods NO Water Set Too High Lower Water Setting Is Pause Setting Too Low NO Increase Pause Setting Is Coffee Quantity Too High NO Lower Coffee Setting ls Water Temp Into Brew er Over 195 F NO Lower Water Temperature Are Spring Pins on Sides of Brew Chamber Broken YES Replace Spring Pins NO YES Brewer Losing Vacuum Replace Coffee Screen and Seal May Be Worn Brew Chamber May Be Cracked Replace Filter Paper Roll Cylinder May Be Scored or Cracked Teflon Seal May Be Worn Water May Be Too Soft Page 52 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL BREWER ZUMA FLOODING Is Cup Full After Brewer Floods NO YE Water Set Too High Lower YES Water Setting Is Pause Setting Too Low NO Increase Pause Setting Is Coffee Quantity Too High NO Lower Coffee Setting ls Water Temp Into Brew er Over 195 Lower Water Is Screen Temperature Assembly Dirty Or Clogged NO YES Replace Scree
53. e Disconnect the coin changer phone jack harness from the front board Connect the Data Link phone jack harness to the free connector on the front board Press the SET UP button on the back of the front board a The following message will appear on the display COPY DATA LINK TO SET UP Press the bottom scroll button to the right of the START button twice a The following message will appear on the display COPY CUSTOM MSG TO SET UP Press the START button on the Vista NT front selection panel a The custom message in the Data Link device will now be transferred to the Vista NT SET UP 02 2012 Page 47 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL GENERAL INFORMATION IMPORTANT INFORMATION TO BE AWARE OF There are several features with this version of software that you should be aware of and these features are outlined below Tf an overflow occurs during a hot chocolate cycle the machine will stop immediately anywhere in mid cycle If an overflow occurs during a coffee vend the cycle will be completed and then the unit will stop A rear overflow will shut everything off including the heater element A front overflow will shut off all motors and valves but will leave the heater element active until the water level drops Only then will it shut off the element f the unit runs out of filter paper it is still possible to make a cup of hot water or hot chocolate
54. e in the SET WATER mode is dispensed However if this feature is switched to ON and hot water is selected hot water will only be dispensed as long as the hot water button is kept pressed Releasing the button will stop the flow of hot water If this setting is switched it is not possible to set a price for hot water If switched OFF a price can be set 1 To set the PRESS HOLD HOT WATER setting press the UP button on the hidden menu scroll buttons and scroll until the following message appears PRESS HOLD WATER PRESS lt START gt a Press the START button to enter the set mode b Using the DOWN hidden setting adjustment button ONLY select ON or OFF SETTING THE TEMPERATURE 1 To set or adjust the temperature of the water in the tank scroll the menu that reads This feature only functions on NT2 equipment using an electronic temperature Tip To toggle between Fahrenheit and Celsius press the CARAFE button while in the SET TEMPERATURE If a rear board set for the electronic temperature probe isinstalled into a machine equipped with a regular thermostat simply go to this menu and press the START button The LCD will blink and the software will automatically switch to mechanical a b SET TEMPERATURE PRESS lt START gt Press the START button The bottom row of the display will now indicate the currently programmed temper
55. e for the Vista NT the 9 oz paper brewer the 12 oz paper brewer and the Zuma brewer Each type of brewer requires a unique brew cycle which increases performance and extraction levels The brewer type used in the equipment can be selected in the SET UP mode 1 To set the brewer type press the UP button on the hidden menu scroll buttons and scroll until the following message appears BREWER SELECTION PRESS lt START gt a Press the START button to enter the set mode b Using the hidden setting adjustment buttons select ZUMA if using a Zuma brewer 9 OZ PAPER if a 9 oz paper brewer 12 OZ PAPER if a 12 oz paper brewer is used c To exit the BREWER SELECTION menu and proceed to another setting press the UP or DOWN scroll buttons LOCKING THE COUNTERS This feature will allow you to lock the counters preventing the caretaker from resetting them With this lock enabled it will not be possible to reset any of the counters when in the COUNTER mode If the counters need to be reset it will be necessary to go to this menu to unlock them first This obviously requires the SET UP mode access code limiting the number of people that can go into the programming to unlock the counters Once they are unlocked they can be reset using the normal counter resetting procedures outlined in this manual Please note that this feature is disabled when the equipment is shipped from the factory 1 To lock all the
56. e in quarters e OFF the force vend feature is disabled and the unit will function normally c To exit this menu and proceed to another menu press the UP or DOWN scroll buttons Vista NT Operation amp Service 02 2012 Page 39 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL OPERATION INFORMATION Tip The VEND TOTAL counter will be displayed immediately after the product status message is displayed Page 40 of 102 RESETTING HOPPER AND CHOCOLATE REFILL MESSAGES 1 To reset the REFILL HOPPER or REFILL CHOCOLATE messages a b d g Press the red LOAD FILTER TAPE button on the inside door panel The brewer will cycle and stop with the brew chamber in the raised position At this point fill the coffee hoppers and the chocolate syrup container Press the COFFEE button on the front selection panel of the coffee maker to reset the coffee message counter Press the DECAF button on the front selection panel of the coffee maker to reset the decaf message counter Press the HOT CHOCOLATE button on the front selection panel of the coffee maker to reset the chocolate message counter Remove the used filter tape and thread clean filter tape on the brewer if this is applicable Press the red LOAD FILTER TAPE button to cycle the brewer back to the home position If the counters have been properly reset when the hoppers and chocolate contai
57. e until it pierces a hole in the pipe The water will not start flowing at this point 3 Attach your tubing to the outlet of the saddle valve a Use the insert and the ferrule provided with the valve b Tighten the nut CAUTION There are potential problems when using a self piercing saddle valve It is important when clamping the valve to the pipe that it remains straight When you tighten the nut on the outlet tubing make sure the valve remains stationary on the pipe Movement of the valve will cause the needle to move creating an oversized hole in the pipe resulting in a leak PLUMBING T and Reducing T Fittings 1 Remove a 1 2 5 cm section of pipe being tapped with a tubing cutter ig 2 Insert a T in the space created Note A T fitting is a Usea 1 4 x 1 4 x 3 8 or a 3 8 x 3 8 x 3 8 or a 1 2 x 1 2 x 3 8 depending used when on the size of the piece of pipe that has been cut out If using 1 4 tubing tapping pipes commonly used the last measurement of the above three descriptions should be 1 4 at the sink stand pipe or drinking fountain Ced Secure the fittings a Using T s and reducing T s insert the compression ferrules b Carefully tighten the nuts 4 Attach and secure the tubing a Insert the tubing into the T with a compression ferrule b Tighten the compression nut Vista NT Operation amp Service 02 2012 Page 17 of 102 VISTA 2
58. eed to the next character space press the START button and the line will move underneath the next character d Repeat these procedures until your custom message is complete To set press either one of the two hidden menu scroll buttons SETTING LANGUAGE If ENGLISH 4 FRENCH is selected the messages on the display will continuously toggle from English to French approximately every three seconds Page 34 of 102 The messages that appear on the LCD can be displayed in either English or French Please note that the coffee maker will be shipped from the factory with the messages set to English 1 To set the language press the UP button on the hidden menu scroll buttons and scroll until the following message appears SET LANGUAGE PRESS START a Press the START button to enter the set mode b Using the hidden setting adjustment buttons select ENGLISH or FRENCH or ENGLISH FRENCH c Press the hidden UP scroll button to proceed to the next settings 02 2012 Vista NT Operation amp Service VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL PRESS HOLD HOT WATER SETTING Hot water can be programmed to be dispensed in one of two ways With this feature set to OFF if hot water is selected and the START button is pressed the cup will completely fill with hot water For example if a large cup of hot water is selected the quantity of hot water programmed for that cup siz
59. ent lid is up and the ingredient dispenser couplings and motor drive pins mate 4 a Slide the water tank forward The water tank wrap supports the right side of the ingredient dispenser base OR 4 b Install the metal lock rod applicable to older models b Hook the lock rod into the bracket on the ceiling of the machine c Secure to the ingredient dispenser bracket with the wing 5 Secure the bracket support on the left wall of the cabinet a Rotate the bracket support on the left wall of the cabinet forward so that it lifts the ingredient dispenser base and secure with a screw 6 Reposition the tape post bracket if applicable a Align the tab with the mounting joggle b Position the key hole slot over the screw on the cabinet wall c Lower into position 7 Replace the brewer 8 Replace the filter paper roll if applicable 9 Switch the coffee maker ON 10 Close the ingredient dispenser lid Vista NT Operation amp Service 02 2012 Page 89 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL REMOVING AN INGREDIENT DISPENSER MOTOR Remove the ingredient dispenser a Refer to the Removing the Ingredient Dispenser instructions in this manual Remove the brewer bracket Disconnect the wires to the ingredient motors Remove the ingredient dispenser bracket a Pull up on the ingredient dispenser bracket to free it from the joggle on the back wall of the cabinet b Pullthe i
60. enu a Change the setting from MECHANICAL to ELECTRONIC b Exit the SET UP mode WARNING Do not access this menu if the machine is not equipped with the electronic water level probes Page 36 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL SETTING THE POST MIX slightly dilute the dispensed by the also be necessary this only for the The post mix feature allows the unit to brew a larger cup size than the capacity of the brewer permits If a 12 oz cup is required for example the brewer can easily dispense 9 oz but this will not be enough to fill this larger cup With this feature enabled and properly set the unit will brew 9 oz from the brewer as it normally does and the remaining 2 3 oz of liquid required to fill this cup will be dispensed by the hot water valve Both the brewed coffee and hot water will be mixed together as they are dispensed into the cup filling the larger cup in one single cycle 1 To enable and set the post mix feature it will be necessary to scroll between two of the menus in the set up mode and make several adjustments to each a Set the coffee water timing in the SET WATER menu so that the brewer dispenses a large cup of coffee b Once done remember the coffee water timing value because it will be needed to program the post mix For example the coffee water timing for a large cup on this unit is 3 5 sec
61. eus PMN EZ T y jT mt T Leaking 9 02 Pap r sss Leaking ZUMA sas o Paper Not Pulled Evenly Paper Tearing Paper Travels Too Far Not Far Enough at go PC Gg COFFEE No Pr duti Bii i MX 61 BOM CUP DIS L U ae tenner 62 Too Weak 63 IDE gii T 64 COFFEE WATER Short Cup Dis PEASE n n sac 62 Nat Belg DS ONS Lice ero e nenne nter 65 COIN CHANGER Wu l fe 66 Agpcepis Coins No Credit ei eei Ea MAI ni eo 66 Fiejects Inserted Coins au eee ute E ai 67 FILTER PAPER eee Mot Pulled EVERY l tene tL tenn HER 57 Xx LINPRII o e 58 Paper Travels Too Far Not Far Enough eene nennen 59 Check Filter Paper Error Displayed Backing Up at BEWE iritence evi ede FUSES amp Fuse BIOWIN u a u hs alee 70 3 Amp Fuse EIQ jq e DM D 71 HOT CHOCOLATE Not eH 72 Pump Error Displayed i eue erret treten ente teint ete tede dede 73 System Works Except for Pump sse tenen
62. ewer spout Cup Trays WARNING Do not connect the service cord to the wall outlet at this point as more adjustments are still required to the machine 5 Remove the brewer a Pull down on the L shaped brewer lock pin and rotate it to the left It will rest under the ledge directly in front of it b Pull the brewer straight out towards you with both hands and carefully set it on your workbench Vista NT Operation amp Service 02 2012 Page 9 of 102 VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL CONNECTIONS AND ADJUSTMENTS 6 Remove the rubber support tube from the Water Level Switch a Remove the valve cover on the front of the hot water tank 3 screws b Remove the plastic wing nut securing the water tank access panel to the top of the machine c Remove the water tank access panel d Cut the tie wrap if applicable from the Water Level Switch with clippers e Remove the rubber support tube from the float rod Page 10 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL CONNECTIONS AND ADJUSTMENTS 7 Connect the heater element lead a The heater element is disconnected when a machine leaves the factory The wire for the element can be found near the top of the tank Once located slide the protective silicone rubber sleeve up the wire to expose the terminal b Connect the terminal to the
63. fee maker to another A DB9 cable and a phone jack harness are required to interface the Data Link to the coffee maker Updates to the software will be provided on an eprom from VKI Technologies This eprom will then need to be inserted into the Data Link Please note that only one eprom is needed in the Data Link to program as many Vista NT coffee makers as needed The following procedures are required to download software updates from the Data Link device to the coffee maker Following this procedure will not change any settings that have already been programmed into the software 1 Switch the power to the coffee maker OFF 2 Interface the Data Link with the coffee maker a Open the front door b Open the inner door c The RS232 connector illustrated below is located above the control panel on the inside of the front door d Connect one end of the DB9 cable to the RS232 connector on the Data Link and connect the other end of the cable to the RS232 connector inside the coffee maker e Disconnect the coin changer phone jack harness from the front board This is the short phone jack harness that comes from the coin changer board on the inside top of the door oer ee f Connect one end of the Data Link phone jack harness to the phone jack Tip I If din ARE connector on the Data Link and connect the other end of the phone jack button is not harness to the free phone jack connector on the back of the front board
64. g message appears Note The minimum SET PRODUCT allowable setting PRESS START for all products is 0 5 seconds and the maximum is 8 0 a Press the START button to enter the set mode seconds e Tip b At this point you can now select the product settings for any cup size and While in the SET product by pressing the appropriate buttons on the selection panel The PRODUCT or SET time setting displayed will correspond to the LED s that are illuminated WATER menus you can test the product and water c Increase or decrease the product timing by using the hidden setting quantities by adjustment buttons Press UP to increase and DOWN to decrease pressing the START button d To exit the SET PRODUCT mode and proceed to the next setting press water tested will correspond to the the hidden UP or DOWN scroll buttons LED s illuminated on the front selection panel Make certain you have something ready to catch the coffee grounds Or u Page 24 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL SETTING WATER 1 To adjust water settings press the UP button on the hidden menu PU MM EE scroll buttons and scroll until the following message appears The minimum SET WATER allowable setting PRESS lt START gt for water is 0 5 se
65. g used Install a waste bag into the waste container Test the water temperature with a thermometer Test brew a cup of coffee Use coins to test a coin changer if one is being used Familiarize the caretaker with the coffee maker This includes threading the filter tape cleaning how to use the keys whom to call in case of a problem etc Leave a Caretaker s User Manual for their reference Check for leaks one final time Tighten fittings where necessary If the coffee maker is equipped with the hot chocolate option remember to leave an extra hot chocolate container with the caretaker who will regularly have to replace and clean these containers If any other options are being used with the equipment familiarize the caretaker with their operation and any maintenance that may be required Vista NT Operation amp Service 02 2012 Page 19 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL PROGRAMMING THE EQUIPMENT The first section of the SET UP mode displays all the counters These counters can be reset while in this mode The following table lists all the counters in the order in which PN they appear at the beginning of the SET UP mode While in the SET UP mode pressing the CASHBOX TOTAL exit thismode VEND TOTAL and save all RESETTABLE VEND TOTAL changes made to TOTAL SELECTION COIN DISPENSE appears only in Coin mode FREE VEND TOTAL VIEWIN
66. heet metal 4 Fasten into place with a screw 5 Attach the in line wiring connector to the fan Page 96 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL REMOVING THE GLASS PANEL 1 Peel off the front fascia a Remove as much of the glue as possible from the fascia support 2 Remove the plastic fascia support a Remove the six screws fastening the fascia support to the door 3 Remove the front board assembly a Refer to the Removing the Vista2 NT Front Board section in this manual 4 Slide the glass upwards and remove INSTALLING THE GLASS PANEL 1 Slide the glass panel down into the side rails on the front door 2 Install the front board assembly a Refer to the Installing the Vista2 NT Front Board section in this manual 3 Install the plastic fascia support a Secure it in place using six screws 4 Apply a new fascia to the front fascia support a Refer to the Applying the Fascia Vista 2 NT section in this manual Vista NT Operation amp Service 02 2012 Page 97 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL ELECTRICAL WIRING DIAGRAMS
67. in mode buta coin changer is not installed Asensor in the coin changer is defective The waste container is full and needs to be emptied Chocolate container needs to be filled Coffee hoppers need to be filled 02 2012 CORRECTIVE ACTION gt Press the start button to cycle the brewer gt The home switch may be defective or needs to be re adjusted or cleaned 2 An electrical connection to the brewer home switch is faulty 2 The brewer brake may not be working properly Adjust the brake or replace the brewer motor gt Empty the cashboxand clear the CASHBOX TOTAL counter 2 Connect the chocolate harness to the rear board gt chocolate products are enabled on a non chocolate equipped unit Disable hot chocolate and or cafe mocha gt chocolate harness is not connected properly to the pump or board gt Fascia may be binding against the side of the START button or HOT WATER button Re align fascia or trim fascia around the button s 2 START button or HOT WATER button may have collapsed Replace front board gt Install a coin changer 2 Switch to FREE mode 2 Replace the coin changer 2 This message only appears when the unitis setto the Zuma brewer cycle The message will be reset when the LOAD FILTER TAPE button is pressed gt Ifthe chocolate container is already full the caretaker may have forgotten to reset the message gt Ifthe coffee hoppers
68. ing the water tank The following are basic instructions for installing a cartridge type filter using a head bracket Everpure type filter 1 Assemble the retaining bracket to the filter head 2 Insert the cartridge into the filter head and turn the cartridge clockwise 3 Apply Teflon tape to the threaded portion of two 3 8 X 1 4 fittings and screw each into the filter head 4 Mount the water filter at an easily accessible place for servicing such as a Under the sink against the back or side wall b On the back of a utility cabinet c On the back of the coffee maker d Any location generally within 20 feet of the machine 02 2012 Vista NT Operation amp Service VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL CONNECTING TO A WATER SUPPLY WARNING Be certain of the type of water supply line you tap into DO NOT connect the coffee maker to a fire sprinkler water supply as this is a very high pressure line Connect to a drinking water supply only PLUMBING Self Piercing Saddle Valve The self piercing saddle valve is used for tapping into larger or odd sized pipes which you may encounter usually in older buildings 1 Position the valve over the pipe it is to tap into a With the valve gasket in place around the needle tighten the screws or bolts that clamp the valve to the pipe from both sides Be extra careful not to crush the pipe 2 Tap into the pipe a Turn the valve knob clockwis
69. ips Connect the front board cable s Fasten the wiring to the clip on the retaining bracket 02 2012 Page 95 of 102 VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL REMOVING THE VISTA 3 FRONT BOARD 1 Open the inner door 2 Disconnect any harnesses connected to the front board 3 Remove the front board assembly a Remove the two screws securing it in position located at the top corners of the board assembly on the inside of the front door 4 From the outside of the door lift and remove the front board INSTALLING THE VISTA FRONT BOARD 1 Place the front board assembly bottom first onto the outside of the front door 2 Secure the front board assembly in place a Install the two screws to secure it into position located at the top corners of the board assembly on the inside of the front door 3 Connect the phone type cables and free vend key switch harness if used to the front board 4 Close and lock the inner door REMOVING THE VISTA 2 NT DOOR FAN 1 Remove the in line wiring connector to the fan a Press down on the latch and pull 2 Remove the screw from the fan bracket 3 Remove the fan bracket 4 Remove the fan INSTALLING THE VISTA 2 NT DOOR FAN 1 Position the fan in place with the arrow pointing towards the sheet metal of the door 2 With the fan against the wall place the fan bracket over the fan 3 Align the screw hole on the bracket with the hole on the s
70. is in COIN mode If the coffee maker is in FREE mode this feature will be completely disabled and the message will not appear on the display 1 To dispense coins scroll in the SET UP until the display reads COIN DISPENSE 5c 106 256 a To dispense nickels press the COFFEE button b To dispense dimes press the 50 50 button c To dispense quarters press the DECAF button Use this chart as a quick reference Press 50 50 Vista NT Operation amp Service 02 2012 Page 21 of 102 VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL TOTAL COUNTER RESET This software contains a special access code that enables the service person to reset all the counters to zero including the VEND TOTAL counter This operation should be performed before a unit is re installed in the field 1 To perform a TOTAL COUNTER RESET a Switch the power to the coffee maker OFF switch is at the rear of the unit b Press the SET UP mode button on the inside door panel and keep it depressed c With SET UP mode button pressed switch power to coffee maker ON d The following message will now appear on the display PLEASE ENTER ACCESS CODE e Enter the TOTAL COUNTER RESET access code described below TOTAL COUNTER RESET ACCESS CODE The following is the factory preset TOTAL COUNTER RESET access code press the following in the sequence outlined below 1 COFFEE 2 MILD STRENGT
71. is time the cleaner will break down all the oils and stains that have accumulated on the brewer To cancel the five minute pause and proceed to the seven rinse cycles press the START button For proper brewer cleaning it is recommended that the full cycle be performed c After the 5 minutes have elapsed the brewer will cycle dumping the cleaner into the waste container in the process The brewer will then automatically cycle water seven consecutive times to rinse the cleaner from the brewer After the rinse cycle is completed the brewer will stop and the coffee maker will automatically exit the rinse mode To cancel the seven rinse cycles press the START button For proper brewer cleaning it is recommended that the full cycle be performed d After the rinse cycle is complete brew a few cups of coffee to re lubricate the brewer WARNING Make sure the waste container is under the brewer spout to catch the water coming from the brewer throughout the complete rinse cycle Vista NT Operation amp Service 02 2012 Page 43 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL DOWNLOADING SOFTWARE AND TRANFERRING SETTINGS DOWNLOADING SOFTWARE UPDATES USING THE VKI DATA LINK For downloading software updates into the Vista NT unit it is necessary to purchase a VKI Data Link downloader This device allows you to download software updates as well as transfer settings quickly and easily from one cof
72. lease note that this feature can be canceled For more information please check the CANCELING MESS AGES section of this manual 1 To reset the service counter press the UP button on the hidden menu scroll buttons and scroll until the following message appears SERVICE COUNTER PRESS lt START gt a Press the START button to enter the set mode b Press the START button once more to reset the counter The counter will now display 6000 c To exit the SERVICE COUNTER mode and proceed to the next setting press the UP or DOWN scroll buttons SETTING BOTTOM PAUSE DELAY This feature allows a delay in the position of the bottom pause to obtain maximum vacuum and capacity in the brewer For example if this setting is at 0 5 seconds the bottom pause will occur 0 5 seconds after the switch reads the pause position on the cam The piston will stop lower in the cylinder creating more vacuum and increasing the quantity of liquid that can be pulled into the cylinder 1 To set the PAUSEDELAY press the UP button on the hidden menu scroll buttons and scroll until the following message appears SET BOTTOM PAUSE PRESS lt START gt a Press the START button to enter the set mode b Using the hidden setting adjustment buttons increase or decrease the timing for the bottom pause delay c To exit the SET PAUSE DELAY mode and proceed to the next setting press the UP or DOWN scroll buttons Page 30 of 102 02 2
73. m allowable price setting is 12 75 Thisis the maximum setting per cup as well as for a complete carafe Selections with illuminated LED s will be active and those without illuminated LED s will be disabled Check the settings before exiting and once verified press the fia rm Like Page 26 of 102 1 To adjust price settings press the UP button on the hidden menu scroll buttons and scroll until the following message appears a b c d SET PRICE PRESS START Press the START button to enter the set mode At this point you can now select the price setting for any cup size and product by pressing the appropriate buttons on the selection panel The price setting displayed will correspond to the LED s that are illuminated Increase or decrease the price by using the hidden setting adjustment buttons Press UP to increase and DOWN to decrease To exit the SET PRICE mode and proceed to the next setting press the UP or DOWN scroll buttons ENABLING SWITCHES 1 To enable the switches and functions that are required press the button on the hidden menu scroll buttons and scroll until the following message appears a b c d ENABLE SWITCHES PRESS START Press the START button to enter set mode On initial set up all the LED s will be illuminated at this point meaning that everything is switched ON To disable certain features press the button that co
74. must be removed from the tape rewind spool It can be programmed to appear anywhere between 25 cups to 250 cups after it has been reset or it can be canceled altogether 1 To set the frequency of the rewind message press the UP button on the hidden menu scroll buttons until the following message appears SET REWIND PRESS START a Press the START button to enter the SET UP mode b Scrollto the required number of cups by pressing the hidden setting adjustment buttons The cup count will increase in increments of 25 C To set press either one of the two hidden menu scroll buttons once the required number of cups is displayed on the LCD Page 32 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL SETTING NUMBER OF CHOCOLATE PUMP CYCLES This feature will allow you to program the number of chocolate pump cycles for any cup size The unit is preset to the following from the factory CUP SIZE HOT CHOCOLATE CAFE MOCHA Large 10 oz 1 To set the number of chocolate pump cycles for each cup press the UP button on the hidden menu scroll buttons until the following message appears CHOCO PUMP PRESS lt START gt If the number of CAFE MOCHA pump cycles has been changed for a Press the START button to enter the set mode a particular cup b Select the cup size to be programmed on the front selection panel size it is
75. n Asserpbly Is Brewer Losing Vacuum NO YES Brew Chamber May Be Cracked Replace Coffee Assembly May Be Cracked Cylinder May Be Scored or Too Soft Cracked Teflon Seal May Be Worn ater May Be Vista NT Operation amp Service 02 2012 Page 53 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL BREWER CANNOT FIND HOME POSITION Adjust Home GOOD Switch Check Brewer BAD Replace Home Switch Switch Check Wiring to Rear Board and Switch Check Brewer Motor Replace Rear Replace Board Brewer Motor Page 54 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL BREWER 9 oz paper BREWER IS LEAKING Is Hose Positioned Properly YES Correct Hose Position Is Brew Chamber Closing Are Pressure Check Screen Springs and Seal Broken Tighten Brew Replace Is Brewer Chamber Defective Cylinder Component Cracked NO Replace Brewer Vista NT Operation amp Service 02 2012 Page 55 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL BREWER ZUMA BREWER IS LEAKING Is Hose Positioned Properly Correct Hose Position Is Brew Chamber Closing Tighten Brew Chamber heck Screen Add Shim s Assembly Replace Is Brewer Defective Cylinder Component Cracked
76. n on the Data Link to activate the downloading procedure 6 The program will now download automatically The downloading procedure will take approximately three minutes WARNING Do not interrupt this procedure once it is in progress as data being transferred may become corrupted creating problems with the operation of the coffee machine If the INCORRECT 7 Remove the DB9 cable and Data Link phone jack harness EPROM LED islit on the Data Link itisan indication that 8 Reconnectthe coin changer phone jack harness to the front board and the software close the inner and outer doors being downloaded is not compatible with the rear board in the equipment Check the software level printed on the eprom decal Also note that if the eprom isnot inserted properly into the Data Link socket all the LED son the Data Link will illuminate Vista NT Operation amp Service 02 2012 Page 45 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL Although the identical settings will be transferred from a pre programmed unit to a non programmed unit some fine tuning may be required for product and water settings This is due to slight differences with the tolerances of certain components such as valves Page 46 of 102 TRANSFERRING SETTINGS FROM ONE VISTA NT TO ANOTHER Using the VKI Data Link downloader it is possible to for you to transfer all the settings from one Vista
77. ner were filled it will be possible to get a fairly accurate reading on their level status To check their levels simply press the COFFEE 50 50 and DECAF buttons simultaneously The display will now read LH LH FULL SH FULL choco FULL 196 F large hopper SH small hopper choco chocolate container The status readings that will appear on the display depending on product usage and if the counters had been properly reset at last filling are as follows 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL If you are only topping off the chocolate syrup container it will not be necessary to prime the chocolate pump However if the container is completely empty of syrup the chocolate pump will definitely need to be nrima There isa flashing red LED located on the rear circuit board This flashing is normal and does not indicate a fault with the system It indicates that the evetam ie riinnina Vista NT Operation amp Service PRIMING THE CHOCOLATE PUMP When a hot chocolate equipped Vista NT coffee maker is being initially set up or when the chocolate container in the unit gets replaced air pockets will get trapped inside the pump These air pockets should be flushed out before the unit is put in service otherwise the amount of syrup being dispensed will be inconsistent on the first few of cups It will be necessary to p
78. ngredient dispenser bracket towards the front of the cabinet and remove Remove the two screws that secure the motor to the bracket located above the drive pin Slide the motor down and out of the bracket INSTALLING AN INGREDIENT DISPENSER MOTOR 1 2 3 Page 90 of 102 Slide the motor into the back of the bracket from underneath Replace the two upper scre ws Connect the appropriate wires to the motors a Wires 3 and 12 2 are for the large section of the ingredient dispenser usually coffee Wires 4 and 12 1 are for the small section usually decaf Install the ingredient dispenser bracket Install the ingredient dispenser a Refer to the Installing the Ingredient Dispenser instructions in this manual Install the bre wer bracket Install the brewer 02 2012 Vista NT Operation amp Service VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL REMOVING THE REAR CIRCUIT BOARD 1 Switch the coffee maker OFF 2 Open the outer door 3 Remove the waste container 4 Remove the brewer 5 Remove the brewer bracket a Loosen but do not remove the two screws on the left side of the brewer bracket b Remove the center screw on the left side in the middle from the brewer bracket c Lift the brewer bracket until it clears the mounting joggle and carefully pull it forward d Unplug the brewer wiring harness from the rear board e Set the bracket aside 6 Slide the wa
79. nt of time set in this menu to allow the coffee and water to steep mix together The higher the TOP PAUSE is set to the stronger the cup of coffee that is brewed by the equipment 1 To set the TOP PAUSE setting press the UP button on the hidden menu scroll buttons and scroll until the following message appears SET TOP PAUSE PRESS lt START gt a Press the START button to enter the set mode b At this point you can select the cup size and product by pressing the appropriate buttons on the selection panel The TOP PAUSE setting displayed will correspond to the LED s that are illuminated gt Note c Using the hidden setting adjustment buttons increase or decrease the The minimum timing for the TOP PAUSE setting for the TOP PAUSE is 2 0 Seconds ann d To exit the SET TOP PAUSE mode and proceed to the next setting press the UP or DOWN scroll buttons SETTING BOTTOM PAUSE The bottom pause stops the piston before the pour spout area creating a vacuum and allowing time for the liquid coffee to be pulled through the coffee grounds and the filter If this setting is too low it may create brewer flooding problems as there is not enough time to draw all the liquid from the brew chamber into the brewer cylinder 1 To adjust the BOTTOM PAUSE press the UP button on the hidden menu scroll buttons and scroll until the following message appears SET BOTTOM PAUSE PRESS START a Press the START button
80. ode and proceed to the next setting 10 __ press the UP or DOWN scroll buttons When the carafe is selected a confirmation message will appear on the display This confirmation is there to avoid selecting the carafe by accident When this message appears you will have to press the carafe button once more and the cycle will commence To cancel a carafe cycle that is already in progress press the START button and it will exit after the cup that is already in progress has been brewed SETTING THE FREQUENCY OF MESSAGES 1 To program the frequency of messages press the button on the hidden menu scroll buttons and scroll until the following message appears FREQ OF MESSAGE PRESS lt START gt a Press the START button to enter the set mode b Using the hidden setting adjustment buttons increase or decrease the timing for the frequency at which the messages are to appear c To exit the FREQUENCY mode and proceed to the next setting press the UP DOWN scroll buttons Vista NT Operation amp Service 02 2012 Page 29 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL SERVICE COUNTER This is a counter that when reset starts at 6000 and decrements by one every time a product is dispensed Once it reaches zero the following message appears PLEASE CALL FOR ROUTINE SERVICE This message acts as a reminder that regular maintenance is due on the equipment P
81. onds to get 250 ml 8 5 oz C Scroll to the WATER MAX BREWER menu and press START d Using the example above we know that the maximum coffee water timing on this unit is 3 5 seconds This value has to now be entered as the maximum in this menu e It will now be necessary to return to the SET WATER menu Using the example above the large cup coffee water timing was set to 3 5 seconds and the maximum allowable coffee water timing was also set to 3 5 seconds f At this point any increase to the large cup water timing will go above the maximum allowable coffee water timing that was set above and that extra water will be dispensed by the hot water valve For example if the large cup coffee water timing is now raised to 4 5 seconds 3 5 seconds of that will be dispensed by the coffee valve and the extra 1 0 second will get dispensed by the hot water valve When a cup is now brewed the brewer cycle will appear to function normally until the end of the cycle At that point coffee from the brewer and hot water from the hot water valve will be dispensed into the cup at the same time The hot water will mix with the coffee resulting in a larger cup of coffee than the brewer alone is capable of making Vista NT Operation amp Service 02 2012 Page 37 of 102 VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL Page 38 of 102 SELECTING THE BREWER TYPE There are three different brewers that are availabl
82. or with the key hole slots b Install the two lower screws c Tighten all four screws 2 Re connect the wires to the brewer motor a Wires 8 and 9 3 Re install the brewer bracket assembly 4 Replace the brewer Vista NT Operation amp Service 02 2012 Page 81 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL REMOVING THE INLET VALVE 1 2 Switch the coffee maker OFF Shut off the water supply Drain the water tank completely Remove the fitting from the inlet valve at the back of the machine Disconnect the two wires that go to the inlet valve Disconnect the inlet hose from the hot water tank a Remove the clamp securing the hose to the inlet fitting at the bottom of the water tank b Pull firmly on the hose to remove it Remove the screws that secure the inlet valve to the back of the machine INSTALLING THE INLET VALVE 1 2 3 Page 82 of 102 Make sure the coffee maker is switched OFF Position the valve in place and secure it with the two screws Replace the two wires onto the inlet valve a Wires 6 1 and 7 1 Secure the hose using a hose clamp to the inlet at the bottom of the water tank Connect a fitting to the inlet valve at the back of the machine Turn on the water supply Switch the coffee maker ON Inspect for any leaks 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL
83. ower on again If this does not solve the problem please contact a technical representative in the VKI Technical Services Department who may be able to assist 02 2012 Page 41 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL RINSE CYCLES To keep the equipment clean and running efficiently these rinse cycles should be performed every time the customer is visited This version of software is equipped with a rinse cycle for both the brewer and the chocolate components This automated feature allows for simple periodic cleaning of these components To access the rinse cycles press the RINSE CYCLE button on the control panel inside the door and the following message will appear on the display RINSE CYCLE CHOCO OR COFFEE At this point the words CHOCO and COFFEE will flash alternating from one to the other This is to advise you that it will be necessary to select the type of rinse that is required If the chocolate components need rinsing press the HOT CHOCOLATE button on the front selection panel If it is the brewer that requires cleaning then press the COFFEE button on the front selection panel CHOCOLATE RINSE CYCLE If a rinse cycle is performed for the chocolate components water will be dispensed through the chocolate door tube Make certain that the cup stand isin place to catch the liquid being dienancad Page 42 of 102 1 Activate the chocolate rinse cycle by pre
84. p SERVICE MANUAL NC PA ere 250 FEMALE TAB TO GROUND BOARD COVER R H S PHONE TYPE CABLE TO PHONE JACK ON REAR BOARD G410188 HARNESS DB9 CONNECTOR TO JUNCTION BOX DOOR CONNECTOR 12 POS 15 11 250 FEMALE TO GENERAL ON REAR BOARD TAB TO GROUND STUD DOOR INGRED DECAF CONNECTOR 7 POS INGRED REG X 7 CONNECTOR 2 POS TO DOOR LIGHT CONNECTOR 250 MALE STUD 250 MALE STUD 250 FEMALE TAB TO GROUND STUD BASE ING WHIPPER 10 3 LT PHONE TYPE CABLE I TO FRONT BOARD CONNECTOR 3 POS TO BACK PANEL FAN NO CONNECTION UNLESS REAR FAN INSTALLED m CONNECTOR 3 X 2 6 POS TO CHOCO ON REAR BOARD TO CHOCO PUMP HARNESS RE HARNAIS VISTA NT CONNECTOR 7 POS TO TANK HIGH POWER ON REAR BOARD RVOIR 71003076 E WATER TANK HARNESS G410157 TAB o eis HARNESS WIRE 6 3 AB E 0 TES HARNESS 7 3 187 TERMINAL FEMALE ST zz d TANK
85. p VISTA 3 OPERATION amp SERVICE MANUAL PROGRAMMING A CUSTOM MESSAGE programming a custom message be aware that the display has two lines of message space with 16 characters on the first line and 15 on the second line Always verify that your message fits in the available Two shortcut keys can be used on the selection panel to speed up programming the custom message If the COFFEE button is pressed the underlined character will be erased If any one of the cup size buttons is pressed the upper case letter A will appear over the This software will allow you to program a custom message to appear on the display When this function is enabled and the text has been programmed the message on the display will then toggle back and forth from the standby message to your customized message Upper and lower case letters numbers and an assortment of symbols are provided as text for setting your custom message 1 To seta custom message to appear on the display press the button on the hidden menu scroll buttons until the following message appears CUSTOM MESSAGES PRESS START a Press the START button to enter the set mode b On the display you will notice a line underneath the first character To change this character use the hidden setting adjustment buttons to scroll to the next or previous characters Keep scrolling until the character you require is displayed in this location C To proc
86. rime the chocolate through the pump by following these steps 1 To prime the chocolate pump a Press the red LOAD FILTER button on the inside door panel The brewer will cycle and stop with the brew chamber in the raised position b Press the HOT CHOCOLATE button on the front selection panel and keep it pressed for approximately five seconds At this point the chocolate pump will cycle four times automatically No water will be dispensed until the four cycles have been completed After the cycles are completed the chocolate valve will open for about two seconds to rinse the whipper bowl and chocolate hose SYSTEM STATUS INDICATORS A feature has been included on this software version that will indicate the system s status There are indicator symbols on the bottom right corner of the LCD that will always appear The symbols are outlined below SYMBOLS MEANING OF SYMBOLS When these two symbols toggle from one to the other microprocessor is OK and heater is off temperature of water is at proper level When these two symbols toggle from one to the other microprocessor is OK and heater is on temperature of water is not yet at proper level If any one of these symbols is permanently fixed on the bottom right of the display and does not toggle to the other symbol the microprocessor is frozen To reset the microprocessor switch the power to the coffee maker off for about ten seconds and then switch the p
87. rresponds to that feature and the LED will switch off That feature has now been disabled Repeat this procedure for any other feature that you require to cancel To exit the ENABLES WITCHES mode and proceed to the next setting press the hidden UP or DOWN scroll buttons When a selection is disabled and the customer presses the corresponding button for that selection the following message appears on the display SELECTION NOT AVAILABLE 02 2012 Vista NT Operation amp Service VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL Only selections that can be priced may be canceled Once canceled a SELECTION NOT AVAILABLE message appears on the display when the product is selected by the CANCELING INDIVIDUAL SELECTIONS It is possible to cancel any individual setting on the selection panel providing this setting can be priced For example if all three cup sizes are required for coffee but the customer requires only a large cup for hot chocolate it is possible to cancel only the small and medium cups for hot chocolate without canceling the large cup 1 To cancel individual selections press the UP button on the hidden menu scroll buttons and scroll to the SET PRICE menu a b c d e Press the START button to enter the set mode At this point you can now select the price setting for the cup size and product you want to cancel by pressing the appropriate buttons on the
88. s Mentioned Above Replace Inlet Valve Check Rear Board 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL HOT CHOCOLATE FEATURE DOES NOT WORK Are Chocolate Options ON NO YES Switch Chocolate Features ON Position Reset Pump s Home Position s Pump Getting Power YES Check Wiring Check Spacer From Board to Between YES Pump Pump Hopper Did Pump Stop at Home Position Check Wiring Test to Verify Check or Check From Board to Proper Home Switch Operation Replace Poppet Rear Board Valves Check or Replace Choco Pump Replace or Cannot Find Adjust Home Home Switch Position Again Vista NT Operation amp Service 02 2012 Page 73 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL HOT CHOCOLATE PUMP ERROR DISPLAYED Is Pump in Home Position YES Reset Pump s Home Position Is Pump Home Switch Working YES Replace Choco Pump Home Switch Did Pump Stop at Home Position NO Check or Replace Rear Board Check Wiring Test to Verify from Board to Proper Home Switch Operation Replace or Cannot Find Adjust Home Home Switch Position Again Page 74 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL HOT CHOCOLATE SYSTEM WORKS EXC
89. s in standby mode 2 None required PRESS lt START gt TANK IS FILLING Indicates that the water tank has notyet 2 Please wait a few minutes for the tank to been filled with water fill Ifittakes too long a PLEASE CHECK PLEASE WAIT WATER SOURCE message will appear TANK OVERFLOW The rear overflow catch may be full of gt Clean and dry the tank overflow catch water gt Verify the water level switch adjustment Bb al It may be set too high allowing too much water into the tank 2 Walter level switch may need to be replaced 2 Check the float itself It may be covered with lime or scale making it heavier than normal It would then sink below the water line causing the water tank to overfill Clean the float or delime the water tank components 2 Inlet valve may be leaking constantly allowing water to enter the tank Replace the inlet valve gt Waterin the tank may be boiling Turn temperature down to 185 195 F 2 Ifmessage cannot be cleared rear board may be wet Replace the board and let the wet one dry overnight WATER OVERFLOW The front overflow catch may be full of 2 Clean and dry the front overflow catch water or coffee 2 stand maybe full of liquid Bn Crees Empty and clean cup stand and catch 2 hot water valve may be leaking Repair or replace hot water valve 2 Ifthe message cannot be cleared the rear board may be wet Replace the board and let the wet one
90. selection panel The price setting displayed will correspond to the LED s that are illuminated Decrease the price to zero by pressing the hidden DOWN button Once the price is at zero press the hidden DOWN button once more The price will disappear and a DISABLED message will appear on the second row of the display This indicates that this particular product is now canceled Repeat this procedure for another product or press the UP or DOWN scroll buttons to access another menu SETTING THE DEFAULT 1 To program the default settings press the UP button on the hidden menu scroll buttons and scroll until the following message appears a b c d Vista NT Operation amp Service SET DEFAULT PRESS START Press the START button to enter the set mode The LED s that correspond to the current default setting will now be illuminated To change the default press the buttons on the selection panel for the new default settings The LED s that are illuminated will now become the new default settings To exit the SET DEFAULT mode and proceed to the next setting press the UP or DOWN scroll buttons 02 2012 Page 27 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL SETTING TOP PAUSE The PAUSE occurs when the brewer is at top dead center and is before the regular pause When the piston reaches top dead center in the cylinder the brewer will pause for the amou
91. ssing the RINSE CYCLE button on the control panel inside the front door a b c d It will now be necessary to select the type of rinse cycle required For a chocolate rinse press the HOT CHOCOLATE button on the front selection panel to begin the cycle The chocolate valve will now open and dispense water from the tank for about five seconds and the whipper will activate The hot water will flow through the whipper motor and the chocolate door tube rinsing each in the process The unit will now automatically exit the rinse cycle and go into the standby mode If you require a more thorough rinse repeat the above procedure as often as necessary 02 2012 Vista NT Operation amp Service VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL BREWER RINSE CYCLE 1 Add VKI approved brewer cleaner to the brew chamber and activate the brewer rinse cycle by pressing the RINSE CYCLE button on the control panel inside the front door To cancel the rinse cycle if it was pressed accidentally press any button except the START button on the front selection panel This will exit the rinse cycle and return the unit to the standby mode a Select the type of rinse cycle required For a brewer rinse press the COFFEE button on the front selection panel to begin the cycle b The piston will now move to the top of the cylinder water will pour in and the brewer will pause for about 5 minutes During th
92. sta 2 Fascia Installation d When you are satisfied with the fascia alignment press it firmly into position 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL Do not apply any pressure to the fascia until it is placed in the proper position This way if it is not in the right place you can carefully peel it off and re nosition it Vista NT Operation amp Service APPLYING THE FASCIA VISTA 3 11 Apply the fascia to the Vista 3 front door a Peelthe backing paper from the rear of the fascia Figure 3 Figure 3 Vista 3 Fascia b Align the fascia inside the plastic trim around the selection panel making certain that the fascia does not interfere with the buttons c Once aligned press the fascia firmly in place Figure 2 Figure 4 Vista 3 Fascia Installation 02 2012 Page 13 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL APPLYING THE INNER DOOR DECALS 12 Apply the Care and Maintenance decal a Open the outer door b Peel off the lower half of the backing paper c Align the upper half of the decal with the right side of the inner door the lower portion of the decal to the door surface d When satisfied with the alignment apply Al 1 e Lift the upper portion of the decal and remove the backing paper f Apply pressure
93. tab on the heater element c Slide the silicone rubber sleeve over the terminal and tab to cover them 8 Reset the thermal cut off s witch a When the water tank is drained after testing at the factory it is possible that the element may remain hot for a short while afterwards This may trigger the thermal cut off switch For this reason we recommend that the switch be reset every time a machine is being prepped for installation 9 Re install the water tank access panel valve cover and the inner door Vista NT Operation amp Service 02 2012 Page 11 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL APPLYING THE FASCIA VISTA 2 NT 10 Apply the fascia to the Vista 2 NT front door Do not apply any pressure to the fascia until itis placed in the proper position This way if it is not in the right place you can carefully peel it off and re position it Page 12 of 102 a Peel the backing paper from the top left corner of the fascia Figure 1 Rear View of Fascia Figure 1 Vista 2 Fascia b Holding the non adhesive side of fascia towards you place the top left corner of the fascia into the top left corner of plastic trim above the window on the front door c Keeping the top left of fascia aligned with the top inner edge of the trim slowly peel off the backing paper and position the fascia into the plastic trim Figure 2 QI TANN Figure 2 Vi
94. te tenete tenete tenete tenente 74 OVERFLOWS pr e aasma 75 rw merce E 76 WATER TANK jl ee Not Heating hash E ta A E ae Sa M etree Boiling Filling Rear Overflow Galbula uh tct ra coetu 78 Page 4 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL ecl RITTER TIT Outlet Valves Water Tank Assembly Water Tank Lid Assembly eee eterne entente eicere 84 Heater Element Drain Valve T O aeo iR 1l me Ingredient Dispenser Motor in es Rear Cre BOA ce stasis USU un cases entities FuseBoxAssembly cae sk Front Board Vista 2 NT Front Bograd VISIA diiin u u 1 Door Fan Vista 2 NT Gass Panele MiSIS AN MP WIRING 97 Electrical Diagram Vista Z NT citet meret ee nae teen 97 i i Diagrami MISIS M 98 Brewer Harness E FASES crei ili Ce ir iene es 99 Door Fan Harness Vista 2 NT a 99 Temperature Probe Harness mo Chocolate Pump FISFIBBS ioc ene cree rre
95. ter tank forward approximately 3 inches 8 cm 7 Disconnect all the wiring harnesses from the rear board 8 Remove the screw that secures the rear board to the back wall of the coffee maker located on the right side of the rear board cover 9 Remove the rear board a Grasp the board and lift it up to free it from the joggle The settings and counters are stored in the rear circuit board If the board is replaced the information will Vista NT Operation amp Service 02 2012 Page 91 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL INSTALLING THE REAR BOARD 1 Place the rear board onto the joggle on the rear wall of the machine a Place the board on the back wall and slide it downwards until it aligns with the joggle b Hold it in place and secure it to the cabinet with a screw Connect all the cables and harnesses a All the connectors are polarized as a protection and to help simplify connections This means that the harnesses can only be connected in their proper location as they will not fit onto any other location Slide the water tank back into place Install the bre wer bracket a Connect brewer harness to the rear board b Install the brewer bracket onto the joggles and lower into position Replace the brewer Replace the waste container Switch the coffee maker ON Adjust all the settings gram throws water volumes etc 02 2012 Vista NT Operation amp Ser
96. the two hidden setting adjustment buttons to switch it to OFF or ACTIVE ON To enable a message again repeat the above procedure and switch the message to ON either passive or active depending on which is required 02 2012 Page 31 of 102 VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL FREE VEND KEY SWITCH SET UP The free vend key switch allows the operator to perform one of two functions MOMENTARY this allows you to brew one free cup of coffee or chocolate when the unit is in coin mode by turning the switch TOGGLE FREE COIN this allows you to toggle the unit from free to coin mode or vice versa without using the buttons on the inside door panel simply by turning the key and then removing it The type of function required for the free vend key switch can be programmed in the SET UP mode Please note that this feature can be disabled if not required 1 To set the free vend key switch function press the UP button on the hidden menu scroll buttons until the following message appears FREE VEND KEY PRESS lt START gt a Press the START button to enter the set mode b Scroll to the required function type by pressing the hidden setting adjustment buttons C set press either one of the two hidden menu scroll buttons once the desired function is displayed on the LCD SETTING THE REWIND MESSAGE This feature enables a message to appear as a reminder that the used filter paper
97. ush the brewer into place to engage the brewer drive pin with the slot in the motor coupling If it does not align move the brewer crank arm slightly until you feel the brewer engaging with the motor coupling 3 Engage the lock pin a Release the lock pin from under the front flange and engage it with the hole located on the front left side of the brewer The brewer should now be firmly in place Page 80 of 102 02 2012 Vista NT Operation amp Service VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL REMOVING THE BREWER MOTOR 1 Remove the brewer 2 Remove the brewer bracket a Loosen but do not remove the two top screws from the left side of the brewer bracket b Remove the center screw from the left side of the brewer bracket this screw may not be used on certain types of brewer brackets c Lift the bracket clear of the mounting joggle and pull forward d Disconnect the brewer harness from the rear board 3 Remove the two lower screws attaching the motor to the bracket a These screws are located below the drive coupling 4 Loosen the two upper screws 5 Lift the motor and switch assembly up and clear of the key hole slots 6 Remove the switch assembly a Remove the three screws that secure the bracket to the motor b Disconnect the wires from the brewer motor INSTALLING THE BREWER MOTOR 1 Install the brewer motor onto the brewer bracket a Align the two upper screws on the mot
98. vice VISTA 2 amp VISTA 3 OPERATION amp SERVICE MANUAL REMOVING THE FUSE BOX ASSEMBLY 1 Switch off the power to the machine and disconnect the service cord from the wall outlet 2 Remove the brewer 3 Remove the brewer bracket assembly 4 Disconnect the wires identified in the table below WIRE CONNECTED TO For more information about wiring consult the wiring section of this manual 5 Disconnect the ground wire attached to the left wall of the machine 6 Remove the two screws securing the fuse box 7 Remove the fuse box a Lift and pull towards the front of the cabinet Tip Whenever the fuse box is removed make sure you inspect the wiring and the tabs inside the box before re installing it Vista NT Operation amp Service 02 2012 Page 93 of 102 VISTA 2 NT amp VISTA 3 OPERATION amp SERVICE MANUAL INSTALLING THE FUSE BOX ASSEMBLY 1 From inside the cabinet put the service cord through the fuse box location cutout in the back of the cabinet 2 Place the fuse box into position 3 Align the holes on the fuse box with the holes on the cabinet wall 4 Secure with two screws 5 Connect the wires identified in the table below WIRE CONNECTED TO For more information about wiring consult the wiring section of this manual 6 Connect the ground wire to the cabinet wall 7 Replace the brewer bracket assembly 8 Replace the brewer 9 Plug in the service cord

Download Pdf Manuals

Related Search

Related Contents

LC Familie  PDF Version - QF-Test  Toro 3000 Lawn Mower User Manual  Air Combi SPrAY GUN  echo™ – Installationsanweisungen  Tanaka TST-218 User's Manual  

Copyright © All rights reserved. Failed to retrieve file