Manuale d’uso / di manutenzione del prodotto TITAN DUAL del fabbricante Bunn
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TIT AN DUAL™ INST ALLA TION & OPERA TING MANU AL BUNN-O-MA TIC CORPORA TION POST OFFICE BOX 3227 SPRINGFIELD, ILLINOIS 62708-3227 PHONE: (217) 529-6601 F AX: (217) 529-6644 T o ensure you have the latest revision of the manual or to obtain the illustrated parts catalog, please visit the Bunn-O-Matic website, at www .
Page 2 BUNN-O-MA TIC COMMERCIAL PRODUCT WARRANTY Bunn-O-Matic Corp. (“BUNN”) warrants equipment manufactured by it as follows: 1) All equipment other than as specified below: 2 years parts and 1 year labor . 2) Electronic circuit and/or control boards: parts and labor for 3 years.
Page 3 INTRODUCTION This equipment will brew coffee into an awaiting server or airpot. The brewer may have an auxillary hot water faucet. It is only for indoor use on a sturdy and level counter or shelf. Please install in an area where there are no water jet devices.
Page 4 #00656.0000 This equipment must be installed to comply with the International Plumbing Code of the International Code Council and the Food Code Manual of the Food and Drug Adminis- tration (FDA). For models installed outside the U.S.A., comply with the applicable Plumbing /SanitationCode.
Page 5 ELECTRICAL REQUIREMENTS WARNING - If the power cord is ever damaged, it must be replaced by the manufacturer or its ser vice agent with a special cord available from the manufacturer or its service agent in order to avoid a hazard. Refer to Data Plate on the Brewer , and local/national electrical codes to determine circuit requirements.
Page 6 PLUMBING HOOK UP 1. Remove the shipping cap from the fitting on the rear of the brewer . 2. Attach the flare elbow fitting (supplied separately with the brewer) to the fitting. 3. Flush the water line and securely attach it to the flare elbow fitting.
Page 7 A. MAIN ON/OFF SWITCH This switch, located under the brewer in front of the right rear leg, turns power on and off to all components in the brewer . B. ON/OFF SWITCH (ENABLE BREW) Pressing the "ON/OFF" button will alternately turn the selected brewing side on and off.
Page 8 INITIAL SET -UP VIEWING ASSET & SERIAL NUMBER 1. T o view the asset number of the machine, press and hold the left hidden button until the display reads: ANXXXXXX...ASSET NUMBER . Release the left hidden button. 2. After a 5 second delay , the display will read: DTTNXXXXXX .
Page 9 COFFEE BREWING 1. Begin each brew cycle with a clean empty brew funnel. 2. Insert a BUNN filter into the funnel. NOTE: The funnels are equipped with 4 wire loops that can be folded over top edge of filter if desired, to prevent filter from folding in during the brew cycle.
Page 10 CLEANING 1. The use of a damp cloth rinsed in any mild, nonabrasive, liquid detergent is recommended for cleaning all surfaces on Bunn-O-Matic equipment. Do NOT clean this equipment with a water jet device. 2. Check and clean each sprayhead. The sprayhead holes must always remain open.
Page 11 GLOSSAR Y BREW LOCKOUT : The inability to initiate a brew if the water temperature is less than the ready temperature programmed into the brewer . BREW METER : The setting of a pulse brew routine by entering in the total desired water delivery time.
Page 12 PROGRAMMING Using the menu-driven display on the front of the brewer , the operator has the ability to alter or modify various brewing parameters such as brew temperatures, brew volumes, bypass percentages, pulse brew , etc. This allows for the precise brewing of various flavors of coffee.
Page 13 MAIN SCREEN This screen will be shown when the brewer is ready for use. The screen displays the water temperature in the tank. When the water in the tank reaches the correct set temperature, the display will change from HEA TING to READY TO BREW .
Page 14 PROGRAMMING THE BREWER (cont.) UNITS METRIC DONE ENG PROGRAMMING FUNCTIONS - LEVEL I PROGRAMMING FUNCTIONS - FLOW CHART PROGRAMMING FUNCTIONS - LEVEL 2 SET LANGU A GE? NO YES SET TEMP 200° (-.
Page 15 PROGRAMMING FUNCTIONS - LEVEL I BREW LOCKOUT This function allows the operator to prevent or allow brewing if the water temperature is less than the set READY temperature. Procedure for setting Brew Lockout: 1. T o access this function screen press and hold the right hidden button.
Page 16 This function allows the operator to select the language used for the display . Procedure for setting Language: 1. Press and hold the right hidden button until the display reads SET LANGUAGE? and release. 2. Press YES to proceed. The display should now read ENGLISH .
Page 17 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) UNITS This function allows the operator to select if numeric settings are displayed in English or Metric units.
Page 18 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) SET TEMP This function allows the operator to adjust the brew water temperature in the tank. This also sets the hot water faucet dispense temperature. Procedure for setting the Set T emp Range: 185° to 205° F (85° - 96° C) 1.
Page 19 READY TEMP This function allows the operator to set the minimum temperature allowable to start a brew cycle. The range can be from 2° to 20° F within the set temperature. The water must be at the READY temperature or higher for the display to indicate READY TO BREW .
Page 20 BREW SETTINGS ? NO YES L BREW OZ XXX.X (-) DONE (+) % BYP ASS XXX.X (-) DONE (+) BREW SETTINGS This function allows the operator to modify the BREW VOLUMES, BYP ASS PERCENT AGES and BREW METER for each batch size of both brew stations. Procedure to set or modify brew volumes.
Page 21 BREW SETTINGS (cont.) Procedure to set or modify % Bypass settings. Range: 0 to 90% for both batch sizes 1. Press and hold the right hidden button until display reads SET LANGUAGE. Press the right hidden but- ton until display reads BREW SETTINGS ? .
Page 22 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) BREW SETTINGS (cont.) Procedure to set or modify BREW METER. Range: 1 to 14 for both batch sizes NOTE: Using BREW METER will overwrite PULSE BREW settings.
Page 23 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) SET PULSE BREW/PREINFUSION This function allows the operator to program the brewer to “pulse” the sprayhead flow on and off during a brew cycle (start and stop the flow of water out of the spray- head).
Page 24 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) 1st ON TIME X:XX (-) DONE (+) OFF TIME: X:XX (-) DONE (+) BREW SETTINGS ? NO YES LEFT SIDE MODIFY SHO W NEXT PRESSING NO .
Page 25 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) DRIP TIME This function allows the operator to adjust the DRIP TIME (time from end of sprayhead flow to when liquid stops dripping from the funnel). When the brew cycle is complete, the display will show DRIPPING and will countdown the time until the funnel empties.
Page 26 2 B A TCHES DONE? NO YES REVIEW SETTINGS ? NO YES BREW SETTINGS ? NO YES LEFT SIDE MODIFY SHO W NEXT PRESSING NO WILL ADVANCE TO NEXT FUNCTION SCREEN DRIP TIME X:XX (-) DONE (+) PRESS AND RELEASE RIGHT HIDDEN SWITCH UNTIL DISPLA Y READS: SET BOTH BA TCH SIZES 5 SEC.
Page 27 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) REFILL Range: 0 to 155 This function allows the operator to adjust the sensitiv- ity of the refill cir cuit. This is mainly a troubleshooting feature. Water in different geographical locations can have differe nt cond uctivit ies.
Page 28 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) L/R SPRA Y OZ/M This function allows the operator to view or to enter the actual flow rate coming out of the sprayhead for each side of the brewer . This is NOT used to control the actual flow rate, but to tell the internal controller how fast the water is flowing.
Page 29 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) L/R BYP ASS OZ/M This function allows the operator to view or to enter the actual flow rate coming out of the bypass nozzle for each side of the brewer .
Page 30 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) CALIBRA TE FLOW This function allows the operator to enter the actual flow rate of the sprayhead and the bypass for each side of the brewer by dispensing both separately for one minute.
Page 31 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) CALIBRA TE FLOW (Continued) Procedure to calibrate the bypass flow rate: 1. Place a container , accurately graduated and with a minimum capacity of 60 ounces, beneath the fun- nel.
Page 32 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) BREW COUNTERS This function allows the operator to track the total num- ber of brew cycles completed, as well as the number of batches brewed using each of the brew buttons.
Page 33 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) ENABLE ADS This function allows the operator to choose whether or not to display an advertising message. An ad can be saved to the brewer by either writing the ad using the programming commands, or by entering the ad into the brewer using an AD CARD .
Page 34 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) ENABLE ADS (Continued) ENABLE ADS NO DONE YES PRESSING DONE WHEN NO IS FLASHING WILL DISABLE THIS FUNC- TION AND ADVANCE .
Page 35 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) ENABL CLEAN This function allows the operator to enable the sanita- tion function and set the time before a cleaning alert will be displayed. Procedure for enabling clean: Range: 0.
Page 36 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) ENABLE ENERGYSA VR This function allows the operator to enable the ENERGY SA VINGS mode function and set the idle time. Once the set idle time has expired, the operator can choose to have the heaters either turn off, or reduce the tank holding temp to 140° F (60° C).
Page 37 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) ENABLE FRESH TIMER Thi s fun ctio n all ows the op erat or to enab le th e Fres hnes s Alert and set the expiration time. The expiration time is the amount of time the product is allowed to sit in the server/dispenser before a fresh batch is brewed.
Page 38 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) ASSET NUMBER This function allows the operator to enter the machine's asset number . This can be useful for tracking the usage or service of an individual machine within a group.
Page 39 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) SERVICE NUMBER This function allows the operator to enter in the tele- phone number to call if service is needed. The service number will be displayed anytime there is a fault mes- sage displayed (see T roubleshooting on page 46).
Page 40 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) SERVICE TOOLS Th is fu nct ion allo ws the tes ting of ind ivid ual com pone nts and the ab ility to che ck sw itche s for prope r func tion . This function also tests the funnel sensor coil’ s frequency (diagnostic tool for troubleshooting purposes only).
Page 41 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) TEST OUTPUTS? NO YES SER VICE T OOLS? NO YES <- <- BREW V AL VE ON NEXT OFF <- <- BYP ASS V AL VE ON NEXT OFF.
Page 42 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) Procedure to test switches: The following switches can be individually tested: <- <- Full Batch Full Batch -> -&.
Page 43 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) Procedure to test coil frequency: 1. Press and hold the right hidden button until the dis- play reads SET LANGUAGE. Press the right hidden button until the display reads SERVICE TOOLS .
Page 44 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) F ACTORY DEF AUL TS This function allows the operator to erase ALL of the pre vio usly ente red reci pes and ad messa ges . Fac tory- set default values will replace ALL previous settings.
Page 45 PROGRAMMING THE BREWER (cont.) PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) F ACTORY DEF AUL T VALUES Brew Lockout - Enabled Language - English Units - English BREW VOLUMES Half Batch – 192 OZ Fu.
Page 46 TROUBLESHOOTING A troubleshooting guide is provided to suggest probable causes and remedies for the most likely problems encountered. If the problem remains after exhausting the troubleshooting steps, contact the Bunn-O-Matic T echnical Ser vice Department.
Page 47 PROBABLE CAUSE REMEDY PROBLEM TROUBLESHOOTING (cont.) T emperature T oo Low Heating Time T oo Long Fill Time T oo Long T emp Sensor Out Of Range, Check For Bad Connections T emp Sensor Out Of Range, Check Wire For Shorts Equipment will not operate 1.
Page 48 TROUBLESHOOTING (cont.) PROBABLE CAUSE REMEDY PROBLEM Check plumbing and shut-off valves Check for voltage across the termi- nals at the terminal block. T est the ON/OFF switch. Refer to the test switch procedures on page 42. T est the BREW switch.
Page 49 TROUBLESHOOTING (cont.) PROBLEM PROBABLE CAUSE REMEDY Check plumbing and shut-off valves Remove the strainer and check for obstructions. Clear or replace.
Page 50 TROUBLESHOOTING (cont.) PROBLEM PROBABLE CAUSE REMEDY Refill valve – Disconnect the brewer from the power source and remove wires from refill valve coil. Check for continuity across the terminals of the solenoid coil. If continuity is not present, replace the refill valve.
Page 51 TROUBLESHOOTING (cont.) PROBLEM PROBABLE CAUSE REMEDY Water flows into tank continuously with power removed from brewer . 1. Refill valve 2. Refill probe or sensitivity set- ting 3. Control Board Foreign material lodged in valve, holding it in open state.
Page 52 TROUBLESHOOTING (cont.) PROBLEM PROBABLE CAUSE REMEDY Water will not heat or display shows HEA TING TIME TOO LONG. 1. Limit Thermostat 2. T emperature probe 3. T ank heaters 4. Control Board Remove power from the brewer . Check for continuity through the limit thermostat.
Page 53 No bypass water Spitting or unusual steaming from sprayhead or air vent. 1. Bypass valve 1. Lime buildup 2. T emperature probe 3. Control Board T est the bypass valve. Refer to the test outputs procedures on page 40. Ins pec t the prob e an d tan k as semb ly for excessive lime deposits.
Page 54 TROUBLESHOOTING (cont.) PROBLEM PROBABLE CAUSE REMEDY Inconsistent beverage level in server/dispenser Check operating water pressure to the brewer . It must be between 20 and 90 psi (138 and 620 kPa). T est the brew valve. Refer to test outputs on page 40.
Page 55 TROUBLESHOOTING (cont.) PROBLEM PROBABLE CAUSE REMEDY Dripping from sprayhead. Water overflows filter . Beverage overflows server . Brewer is making unusual noises.
Page 56 TROUBLESHOOTING (cont.) PROBLEM PROBABLE CAUSE REMEDY Weak beverage. BUNN paper filters should be used for proper extraction A sufficient quantity of fresh drip or regular grind should be used for proper extraction.
Page 57 L1 L2 L3 L1 L2 L3 N TERMINAL BLOCK SCHEMA TIC WIRING DIA GRAM TIT AN DU AL 39972.0000B 07/07 ©2007 BUNN-O-MA TIC CORPORATION RED/BLK WHI WHI WHI WHI/RED WHI WHI REFILL RIGHT DISPENSE J21-1 J21-3 J17-1 J17-5 J15-1 J15-5 J17-10 J17-14 C O N T R O L P C B O A R D COM N.
Page 58 L1 L2 L3 N L1 L2 L3 N TERMINAL BLOCK SCHEMA TIC WIRING DIAGRAM TIT AN DUAL CE 39972.0001A 03/08 ©2008 BUNN-O-MA TIC CORPORATION RED/BLK WHI WHI WHI WHI WHI WHI WHI-12 WHI/RED WHI WHI REFILL RIGHT DISPENSE J21-1 J21-3 J17-1 J17-5 J15-1 J15-5 J17-10 J17-14 C O N T R O L P C B O A R D COM N.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Bunn TITAN DUAL è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Bunn TITAN DUAL - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Bunn TITAN DUAL imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Bunn TITAN DUAL ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Bunn TITAN DUAL, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Bunn TITAN DUAL.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Bunn TITAN DUAL. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Bunn TITAN DUAL insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
