Bunn Dual TF DBC User Manual

BUNN-O-MATIC CORPORATIONPOST OFFICE BOX 3227SPRINGFIELD, ILLINOIS 62708-3227PHONE: (217) 529-6601 FAX: (217) 529-6644 www.bunnomatic.comINSTAL

Page 1035058.1 071205CLEANING1. The use of a damp cloth rinsed in any mild, nonabrasive, liquid detergent is recommended for cleaning all surfaces on

Page 11GLOSSARYAD CARD: An assembly consisting of computer chips and an instruction label. Used for loading advertising messages into the brewer.BREW

Page 12PROGRAMMING Using the menu-driven display on the front of the brewer, the operator has the ability to alter or modify various brewing paramete

Page 13MAIN 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

Page 14PROGRAMMING THE BREWER (cont.)PROGRAM FUNCTIONS - LEVEL 2 There are three methods of programming the various brewing parameters of the Dual TF

Page 15LEVEL 1Press upper right hidden switch for approximately 2 seconds, until the following screen appears.LEVEL 2Press upper right hidden switch

Page 16% BYPASS XX (-) DONE (+)3 BATCHES DONE? NO YESSET PULSE BREWFULL1/21/4LEFT,SET ALL 3BATCHESFULL1/21/4RIGHT,SET ALL 3BATCHES3

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Page 18UNITSMETRIC DONE ENGCHANGING UNITSWILL!! ERASE!!ALL PREVIOUSLYSTORED RECIPESAND ALL SETUPINFO WIL BE LOST!ARE YOU SURE?YES NOSELEC

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Page 2BUNN-O-MATIC COMMERCIAL PRODUCT WARRANTYBunn-O-Matic Corp. (“BUNN”) warrants equipment manufactured by it as follows:1) All equipment other than

Page 20PROGRAMMING THE BREWER (cont.)SET NEW RECIPES (cont.)8. Using (-) and (+), set the amount of brew water, in ounces, to be dispensed for that pa

Page 21POSITION CARD UNDER THELEFT SIDE SENSOR COIL(COFFEE NAME)SHOW QUIT SAVECARD CONTAINSRECIPE FORREADY TO BREWWATER TEMP: 200º(COFFEE NAME)SETUP

Page 22SET NEW RECIPE:If not using a Smart Funnel (with a sensor coil) and/or a G9-2T DBC or MHG Grinder, the brewer will func-tion as a standard Bunn

Page 23REVIEW RECIPES/MODIFY RECIPES/SET UP NO NAME COFFEE FLAVORS: This function has three parts. It allows the operator to view the brew settings f

Page 24BREW OZ (SETTING OR ADJUSTING BREW VOL-UMES) This function allows adjustment of the brew vol-umes for each batch. The indicator signifi es vol

Page 25% BYPASS This function allows adjustment of the amount of water that bypasses the grounds. The number signi-fi es the percentage of the brew vo

Page 26SET PULSE BREW: This function allows the operator to program the brewer to "pulse” the sprayhead fl ow on and off during a brew cycle (sta

Page 27SET PULSE BREW (cont.)PROGRAMMING THE BREWER (cont.)

Page 28PROGRAMMING THE BREWER (cont.)SET PULSE BREW - EASY PULSE SETUPNOTE: The procedure to enter the PULSE BREW function must be performed prior to

Page 29PROGRAMMING THE BREWER (cont.)SET PULSE BREW - ENTER TIMESNOTE: The procedure to enter the PULSE BREW function must be performed prior to fol

Page 3TABLE OF CONTENTSUser Notices ...

Page 30PROGRAMMING THE BREWER (cont.)SET PREINFUSION: This function sets the brewer to turn the sprayhead fl ow on for a preset time (1st ON TIME) fol

Page 31PROGRAMMING THE BREWER (cont.)DRIP TIME (now displayed on "non" funnel lock units as well) This function allows the setting or modifi

Page 32COPY SETTINGS (NO NAME COFFEE SETTINGS ONLY) This function is used to transfer all the brew set-tings from a NO NAME coffee fl avor programmed

Page 33PROGRAMMING THE BREWER (cont.)2. Press YES in this screen. The display should read LEFT ->->-> RIGHT. 3. If the initial programming w

Page 34Procedure to set ready temperature:1. Press and hold upper right hidden switch until the display reads UNITS. Release switch. Continue to pre

Page 35release DONE to advance to next function screen, CALIBRATE FLOW. Another alternative is to press and release either ON/OFF switch located on th

Page 36PROGRAMMING THE BREWER (cont.)and release either ON/OFF switch located on the front switch panel to exit the CALIBRATE FLOW function and return

Page 37PROGRAMMING THE BREWER (cont.)P2609LEFT OZ XX.X(-) DONE (+)NEW L BYPS FLOWXX.X OZ/ML or RLeft or RightEXIT TO THENEXT FUNCTIONSCR

Page 38PROGRAMMING THE BREWER (cont.)EXIT TONEXT FUNCTIONSCREENEXIT TONEXT FUNCTIONSCREENPRESS AND RELEASE® SYMBOLPRESS AND RELEASE® SYMBOLNEXT COMPON

Page 39PROGRAMMING THE BREWER (cont.)SERVICE TOOLS (cont.)Procedure to test components (outputs):1. Place brew funnels into rails on both sides of br

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Page 40SERVICE TOOLS (cont.)PROGRAMMING THE BREWER (cont.)9. After all switches have been tested, press and re-lease the right hidden switch (®). Thi

Page 41TROUBLESHOOTINGA troubleshooting guide is provided to suggest probable causes and remedies for the most likely problems encountered. If the pr

Page 42TROUBLESHOOTING (cont.)Screen Displayed Possible Cause Troubleshooting Procedures1. Water temperature in the tank does not meet the SET REA

Page 43TROUBLESHOOTING (cont.)Troubleshooting ProceduresPossible CauseScreen Displayed 1. ON/OFF switch was pressed after the brew cycle was start

Page 44TROUBLESHOOTING (cont.)Troubleshooting ProceduresPossible CauseScreen Displayed1. Water shut off to brewer2. Inlet Solenoid Valve failure3. Con

Page 45Equipment will not operate.Brew cycle will not start.Automatic refi ll will not operate or display shows FILL TIME TOO LONG1. No power or incorr

Page 46Troubleshooting ProcedureTROUBLESHOOTING (cont.)ProblemPossible CauseCheck the sensitivity setting. Refer to the Refi ll function. If the left

Page 47TROUBLESHOOTING (cont.)ProblemPossible CauseTroubleshooting ProceduresCheck the sensitivity setting. Refer to the Refi ll function. If the left

Page 48Water will not heat or display shows HEATING TIME TOO LONG (cont.)Spitting or unusual steaming from sprayhead or air vents. (Water too hot)TROU

Page 49TROUBLESHOOTING (cont.)ProblemPossible CauseTroubleshooting ProceduresPerform the previous procedure for testing triacs. If the voltage measure

Page 5ELECTRICAL HOOK-UPWARNING – If the power cord is ever damaged, it must be replaced by the manufacturer or authorized service personel with a spe

Page 50TROUBLESHOOTING (cont.)Problem Possible CauseTroubleshooting ProceduresAdjust the brew volume as required to achieve the recommended volume fo

Page 51TROUBLESHOOTING (cont.)ProblemPossible Cause Troubleshooting ProceduresConsider adjusting bypass percent-age, preinfusion, or pulse brew. Conta

Page 5234916.0000A 10/02 © 2002 Bunn-O-Matic Corporation120/240 OR 120/208VOLT A.C.SINGLE PHASESCHEMATIC WIRING DIAGRAMDUAL TF DBC BREWWISENL2RIG

Page 5334916.0001B 03/03 © 2002 Bunn-O-Matic Corporation120/240 OR 120/208VOLT A.C.4 WIRE 3-PHASESCHEMATIC WIRING DIAGRAMDUAL TF DBC BREWWISECONT

Page 5434839.0000A 06/03 © 2003 Bunn-O-Matic Corporation200/230 VOLT A.C.2 WIRESINGLE PHASESCHEMATIC WIRING DIAGRAMDUAL TF DBC BREWWISERIGHTLIMIT

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Page 6L1, L2, L3, are the 3 phasesV1 = Phase to phase voltage, between any 2 phases.V2 = Phase to neutral voltage, L1 to neutral must be 120V. SYSTEMV

Page 7PLUMBING REQUIREMENTSThis brewer must be connected to a cold water system with operating pressure between 20 and 90 psi (138 and 620 kPa) from a

Page 8aabbccdefOPERATING CONTROLS OPERATING CONTROLS (a) BATCH SELECTOR SWITCHESPressing the switch corresponding to the Small, Medium, or Large batch

Page 9INITIAL SETUPCAUTION – The brewer must be disconnected from the power source throughout the initial setup, except when specifi ed in the instruct