Instruction/ maintenance manual of the product DUAL068000 Bunn
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SINGLE ® TF DBC ® W/SMAR T FUNNEL ® DUAL ® TF DBC ® W/SMAR T FUNNEL ® S/N DUAL068000 & UP PR OGRAMMING 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 41342.
Page 2 41342 112008 BUNN-O-MA TIC COMMERCIAL PRODUCT W ARRANTY 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 T ABLE OF CONTENTS Glossary ......................................................................................................................................4 PROGRAMMING ....................................................................
Page 4 GLOSSAR Y AD CARD: An assembly consisting of computer chips and an instruction label. Used for loading advertising messages into the brewer . BREW LOCKOUT : The inability to initiate a brew if the water temperature is less than the ready temperature programmed into the brewer .
Page 5 PROGRAMMING Using the menu-dri ven display on the front of the brewer , the oper ator has the ability to alter or modify vari ous brewing parameters such as brew temperatures, brew volumes, bypass percentages, etc. This allows for the precise brewing of various flavors of coffee.
Page 6 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 7 PROGRAMMING THE BREWER (cont.) PROGRAM FUNCTIONS - LEVEL 2 There are three methods of programming the vari- ous brewing parameters of the SINGLE TF and DUAL TF with Smart Funnel Brewers. METHOD 1: Using a Smart Funnel and a G9-2T DBC or MHG Grinder: Certain coffee NAMES are stored in the G9-2T DBC or MHG's memory .
Page 8 PROGRAM FLOW DIAGRAM PROGRAMMING THE BREWER (cont.) Cycles thru right side program constants LEVEL 1 Press upper right hidden switch for approximately 2 seconds, until the following screen appears. LEVEL 2 Press upper right hidden switch for approximately 4 seconds, until “UNITS” appears on screen.
Page 9 PROGRAM FLOW DIAGRAM (Cont.) PROGRAMMING THE BREWER (cont.) % BYP ASS XX (-) DONE (+) 3 BA TCHES DONE? NO YES SET PULSE BREW NO YES 3 BA TCHES DONE? NO YES DRIP TIME X.
Page 10 PROGRAM FLOW DIAGRAM (Cont.) PROGRAMMING THE BREWER (cont.) L BYPS OZ/M XX.X (-) DONE (+) R BYPS OZ/M XX.X (-) DONE (+) CALIBRA TE FLOW? NO YES BREW COUNTERS? NO YES FUNNEL DETECT? NO DONE YES.
Page 11 UNITS METRIC DONE ENG CHANGING UNITS WILL!! ERASE!! ALL PREVIOUSL Y ST ORED RECIPES AND ALL SETUP INFO WIL BE LOST! ARE Y OU SURE? YES NO SELECTS METRIC AS THE UNIT OF MEASURE REPLACE EXIT SEL.
Page 12 MUST GRIND INT O FUNNEL FIRST (COFFEE NAME) SETUP COMPLETE BEGIN SETUP OF (COFFEE NAME) QUIT SETUP? YES USE LEFT SIDE ONL Y INSERT FUNNEL WITH NEW NAME REVIEW RECIPES? NO YES (COFFEE NAME) NO YES 3 BA TCHES DONE? NO YES SET NEW RECIPE? NO YES 2 SEC.
Page 13 PROGRAMMING THE BREWER (cont.) SET NEW RECIPE (cont.) 8. Using (-) and (+) , set the amount of brew water , in ounces, to be dispensed for that particular batch size. 9. When finished, press another batch size and re- peat step 8 for that size.
Page 14 SET NEW RECIPE Using a RECIPE CARD to load coffee names and brew settings into the SINGLE TF DBC or DUAL TF DBC with Smart Funnel: The G9-2T DBC or MHG's memory contains certain coffee names. If the operator uses a coffee name that is not already stored in the grinder's memory , a RECIPE CARD can be obtained from the factor y .
Page 15 PROGRAMMING THE BREWER (cont.) DUAL BREWERS SET NEW RECIPE: If not using a Smart Funnel (with a computer chip) and/or a G9-2T DBC or MHG Grinder , the brewer will function as a standard Bunn SINGLE TF/DUAL TF Brewer: It is possible to operate the brewer without using a Smart Funnel and/or a G9-2T DBC or MHG Grinder .
Page 16 PROGRAMMING THE BREWER (cont.) REVIEW RECIPES/MODIFY RECIPES/SET UP NO NAME COFFEE F A VORS: This function has three parts. It allows the operator to view the brew settings for the various coffee names programmed into the brewer .
Page 17 PROGRAMMING THE BREWER (cont.) BREW OZ (SETTING OR ADJUSTING BREW VOL- UMES) This function allows adjustment of the brew vol- umes for each batch. The indicator signifies volume in ounces per batch. Procedure for modifying recipes - brew ounces: Range: 10.
Page 18 PROGRAMMING THE BREWER (cont.) % BYP ASS This function allows adjustment of the amount of water that bypasses the grounds. The number signi- fies the percentage of the brew volume which does not flow over the coffee grounds.
Page 19 SET PULSE BREW: 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 sprayhead). This feature allows the ability to “fine-tune” the brewer for specific flavor profiles.
Page 20 SET PULSE BREW (cont.) PROGRAMMING THE BREWER (cont.) REVIEW RECIPES? NO YES EXIT TO NEXT FUNCTION SCREEN NO-NAME LEFT MODIFY SHOW NEXT NO-NAME MODIFY SHOW NEXT DUAL BREWERS SINGLE BREWERS SEE.
Page 21 PROGRAMMING THE BREWER (cont.) SET PULSE BREW - EASY PULSE SETUP NOTE: The procedure to enter the PULSE BREW function must be performed prior to following the steps listed below . 1. The display should read BREW TIME: X.XX and a batch size indicator will be flashing.
Page 22 PROGRAMMING THE BREWER (cont.) SET PULSE BREW - ENTER TIMES NOTE: The procedure to enter the PULSE BREW function must be per formed prior to following the steps listed below . 1. Press and release YES . The display should now read EASY PULSE SETUP .
Page 23 PROGRAMMING THE BREWER (cont.) SET PREINFUSION: This function sets the brewer to turn the sprayhead flow on for a preset time (1st ON TIME) followed by a pre set spray pau se (OFF TIME S) and then turn the spr ay on continuously until the brew volume is completed.
Page 24 PROGRAMMING THE BREWER (cont.) DRIP TIME (now displayed on "non" funnel lock units as well) This function allows the setting or modification of the funnel locks to stay engaged after the end of a br ew cy cle . Th is en sur es t he fu nne l ca nnot be r emo ved until after the liquid has emptied out of the funnel.
Page 25 PROGRAMMING THE BREWER (cont.) COPY SETTINGS (NO NAME COFFEE SETTINGS ONL Y) This function is used on DUAL brewers only to transfer all the brew settings from a NO NAME cof fee flavor programmed on one side of the brewer to the other side.
Page 26 PROGRAMMING THE BREWER (cont.) 2. Press YES in this screen. The display should read LEFT ->->-> RIGHT . 3. If the initial programming was done on the left side of the brewer , press YES . The display will read ARE YOU SURE? 4. If you are sure that the data should be transferred from left to right, press YES .
Page 27 PROGRAMMING THE BREWER (cont.) REFILL - Range: 20 to 230 This function allows the operator to adjust the sensitivity of the refill circuit. This is mainly a trouble- shooting feature. W ater in different geographical loca- tions can have different conductivities.
Page 28 PROGRAMMING THE BREWER (cont.) SPRA Y OZ/M (DUAL BREWERS) This function allows the oper ator to view or to enter the actual flow rate coming out of the sprayhead. This is NOT used to change the actual flow rate, but to tell the internal controller how fast the water is flowing.
Page 29 PROGRAMMING THE BREWER (cont.) BYP ASS OZ/M (SINGLE BREWERS) This function allows the oper ator to view or to enter the actual flow rate coming out of the bypass nozzle. This is NOT used to change the actual flow rate, but to tell the internal controller how fast the water is flowing.
Page 30 CALIBRA TE FLOW This function allows the operat or to enter the actual flow rate of the sprayhead and the bypass (for each side on DUAL brewers) by dispensing both separately for one minute. The volumes are then entered in ounces per minute (OZ/M).
Page 31 PROGRAMMING THE BREWER (cont.) CALIBRA TE FLOW (cont.) Procedures to calibrate the bypass flow rate: 1. Place a container , accurately graduated in ounces, and with a minimum capacity of 60 ounces, below the funnel on the brewer to be calibrated.
Page 32 PROGRAMMING THE BREWER (cont.) BREW COUNTERS This function allows the operator to track the number of brew cycles completed. The number of brew cycles on the left side, the right side, and the total of both combined can be tracked on DUAL brewers.
Page 33 PROGRAMMING THE BREWER (cont.) Procedure to test components (outputs): 1. Place brew funnels into rails on both sides of brewer . 2. Place a ser ver beneath each brew funnel. 3. Press and hold the upper right hidden switch until display reads UNITS.
Page 34 PROGRAMMING THE BREWER (cont.) SERVICE TOOLS (cont.) NOTE: T o bypass testing any component, press NEXT to advance to the next one, without testing the previ- ous component. 10. T o test LEFT BYP ASS , press ON . If the bypass valve is functional, water should run from the left brew bypass.
Page 35 TEST OUTPUTS? NO YES SER VICE TOOLS? NO YES LEFT BREW V AL VE ON NEXT OFF LEFT BYP ASS ON NEXT OFF LEFT FUNNEL LOCK ON NEXT OFF RIGHT BREW V AL VE ON NEXT OFF RIGHT BYP ASS ON NEXT OFF RIGHT F.
Page 36 SERVICE TOOLS (cont.) PROGRAMMING THE BREWER (cont.) the next function screen. Press YES to run tests on various components and outputs within the brewer . 5. The display should read TEST OUTPUTS?. 6. In TEST OUTPUTS screen, press NO . Continue to press and release NO until the display reads TEST FREQUENCY?.
An important point after buying a device Bunn DUAL068000 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Bunn DUAL068000 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Bunn DUAL068000 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Bunn DUAL068000 you will learn all the available features of the product, as well as information on its operation. The information that you get Bunn DUAL068000 will certainly help you make a decision on the purchase.
If you already are a holder of Bunn DUAL068000, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Bunn DUAL068000.
However, one of the most important roles played by the user manual is to help in solving problems with Bunn DUAL068000. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Bunn DUAL068000 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
