Bunn SINGLE TF DBC Installation & Operating Manual
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Bunn SINGLE TF DBC Installation & Operating Manual

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SINGLE TF DBC
®
W/SMART FUNNEL
S/N SNG0033000 & UP
INSTALLATION & OPERATING MANUAL
BUNN-O-MATIC CORPORATION
POST OFFICE BOX 3227
SPRINGFIELD, ILLINOIS 62708-3227
PHONE: (217) 529-6601 FAX: (217) 529-6644
www.bunnomatic.com
35879.0001A 07/05 ©2005 Bunn-O-Matic Corporation

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  • Page 1 SINGLE TF DBC ® W/SMART FUNNEL S/N SNG0033000 & UP INSTALLATION & OPERATING MANUAL BUNN-O-MATIC CORPORATION POST OFFICE BOX 3227 SPRINGFIELD, ILLINOIS 62708-3227 PHONE: (217) 529-6601 FAX: (217) 529-6644 www.bunnomatic.com 35879.0001A 07/05 ©2005 Bunn-O-Matic Corporation...
  • Page 2 SOLE OPTION AS SPECIFIED HEREIN, TO REPAIR, REPLACEMENT OR REFUND. In no event shall BUNN be liable for any other damage or loss, including, but not limited to, lost profi ts, lost sales, loss of use of equipment, claims of Buyer’s customers, cost of capital, cost of down time, cost of substitute equipment, facilities or services, or any other special, incidental or consequential damages.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS User Notices ..........................4 Electrical .............................5 Plumbing Requirements ......................7 Operating Controls ........................8 Initial Setup ..........................9 Coffee Brewing ..........................9 Cleaning ............................10 Glossary ............................11 PROGRAMMING ........................12 Programming Switches ......................12 Programming the Brewer ......................13 PROGRAM FUNCTIONS (LEVEL 1) Brew Lockout ..............13 PROGRAM FUNCTIONS (LEVEL 2) ...................14 PROGRAM FUNCTIONS (FLOW) ....................15 Set Units (Setting units of measure) ..................18...

  • Page 4: User Notices

    USER NOTICES The notices on this brewer should be kept in good condition. Replace unreadable or damaged labels. 00658.0000 00831.0000 27508.0000 00656.0000 10044.0000 03408.0000 20201.5600 03409.0000 Page 4 35879.1 071405...

  • Page 5: Electrical

    ELECTRICAL REQUIREMENTS (Models with power cord) WARNING - The brewer must be disconnected from the power source until specifi ed in Initial Set-Up. Refer to Data Plate on the Brewer, and local/national electrical codes to determine circuit requirements. L2 RED L2 RED WHITE WHITE...
  • Page 6 ELECTRICAL REQUIREMENTS (Models without power cord) WARNING - The brewer must be disconnected from the power source until specifi ed in Initial Set-Up. Refer to Data Plate on the Brewer, and local/national electrical codes to determine circuit requirements. 200 or 230V L1 BLACK L2 RED...

  • Page 7: Plumbing Requirements

    " water supply line. A tight coil of copper tubing in the water line will facilitate moving the brewer to clean the counter top. Bunn-O-Matic does not recom- mend the use of a saddle valve to install the brewer. The size and shape of the hole made in the supply line by this type of device may restrict water fl...

  • Page 8: Operating Controls

    These are used to "receive" information from the Smart Funnel handle (coffee name and batch size), and also from RECIPE CARDS. (h) SCROLL BACKWARDS The upper left corner of the B in BUNN can be used to scroll backwards through the function list. Page 8 35879.1 071405...

  • Page 9: Initial Setup

    7. The brewer is now ready for use in accordance with the coffee brewing instructions. COFFEE BREWING 1. Insert a BUNN fi lter into the Smart Funnel. 2. If a grinder is not used to obtain the coffee grounds, pour the proper amount of fresh coffee grounds into the funnel and level by gently shaking.

  • 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: Glossary

    GLOSSARY 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. BYPASS: The process of diverting a portion of the brew water to the outside of the paper fi...

  • Page 12: Programming

    This is used to access the programming mode and is also used to scroll forward through the function list. 2. Upper left corner of the "B" in the BUNN logo This is used to scroll backwards through the function list.

  • Page 13: Programming The Brewer

    PROGRAMMING THE BREWER The programming of the brewer is divided into two levels. There is one function in Level 1. All other functions are accessed in Level 2. The following function screens are in order of appearance. Each screen will have instructions on how to access, and the procedures to program the various functions of the brewer.

  • Page 14: Program Functions (Level 2)

    METHOD 2: There are three methods of programming the Using a RECIPE CARD to enter all of the brew set- various brewing parameters of the Single TF DBC with tings at one time: Smart Funnel Brewer. If using a coffee name not in the grinder's memory,...

  • Page 15: Program Functions (Flow)

    PROGRAMMING THE BREWER (cont.) PROGRAM FLOW DIAGRAM LEVEL I Press upper right hidden switch for approximately 2 seconds, until the following screen appears. BREW LOCKOUT? DONE Returns to normal operating mode LEVEL II Press upper right hidden switch for approximately 4 seconds, until “UNITS” appears on screen. Sets unit of Sets unit of UNITS...
  • Page 16 PROGRAMMING THE BREWER (cont.) PROGRAM FLOW DIAGRAM (Cont.) FULL ENABLE ADS? BYPASS EASY PULSE SETUP DONE DONE BREW TIME: X:XX 3 BATCHES DONE? SET TEMP: 200°F DONE DONE 3 BATCHES DONE? SET READY 195°F FULL SET PULSE BREW DONE ENTER TIMES 0 REFILL LAST DONE...
  • Page 17 PROGRAMMING THE BREWER (cont.) PROGRAM FLOW DIAGRAM (Cont.) SPRAY HEAD CAL? BREW VALVE NEXT BYPASS CAL? BYPASS NEXT CALIBRATE FLOW? CONTAINER RDY? CONTAINER RDY? QUIT QUIT FUNNEL LOCK NEXT BREW COUNTERS? CALIBRATE BYPASS CALIBRATE SPRAY PRESS BREW START REFILL VALVE PRESS BREW START NEXT FUNNEL DETECT...

  • Page 18: Set Units (Setting Units Of Measure)

    PROGRAMMING THE BREWER (cont.) UNITS (SETTING UNITS OF MEASURE) 2. Press DONE to proceed. The display should now This function allows the units of measure to be read CHANGING UNITS!! WILL ERASE!! ... ALL set in English or Metric readings for all screens. The PREVIOUSLY STORED RECIPES AND ALL SETUP program is defaulted to English.

  • Page 19: Set New Recipe (Using A Smart Funnel And G92T Dbc Or Mhg Grinder)

    PROGRAMMING THE BREWER (cont.) SET NEW RECIPE Procedure for Setting the Recipe: Using a Smart Funnel and a G9-2T DBC or MHG NOTE: Before beginning setup, place a server beneath Grinder: the brew funnel. This function allows the operator to set BREW 1.

  • Page 20: Set By-Pass Percentages

    PROGRAMMING THE BREWER (cont.) SET NEW RECIPES (cont.) with the setup instructions for SETTING PULSE 8. Using (-) and (+), set the amount of brew water, in BREW - ENTER TIMES. SET DRIP TIME. (Refer ounces, to be dispensed for that particular batch to SET DRIP TIME for description).
  • Page 21 POSITION CARD UNDER THE LEFT SIDE SENSOR COIL TIMES for that particular coffee NAME. These can all be loaded in seconds. Contact Bunn-O-Matic Corporation for the avail- CARD CONTAINS ability of RECIPE CARDS. RECIPE FOR NOTE: Instructions to program the brewer and grinder...
  • Page 22 If not using a Smart Funnel (with a sensor coil) and/or a G9-2T DBC or MHG Grinder, the brewer will function as a standard Bunn Single TF DBC Brewer: It is possible to operate the brewer without using REVIEW RECIPES? a Smart Funnel and/or a G9-2T DBC or MHG Grinder.

  • Page 23: Review Recipes/Modify Recipes/Set Up No Name Coffee

    PROGRAMMING THE BREWER (cont.) REVIEW RECIPES/MODIFY RECIPES/SET UP NO 2. Press YES to proceed. The display should now NAME COFFEE NAMES: read NO-NAME, along with MODIFY, SHOW and This function has three parts. It allows the operator NEXT. to view the brew settings for the various coffee names 3.

  • Page 24: Set Brew Volumes

    PROGRAMMING THE BREWER (cont.) Press and release the batch size to be modifi ed. BREW OZ (SETTING OR ADJUSTING BREW VOL- UMES) 5. Using (-) and (+), set the amount of brew water, This function allows adjustment of the brew vol- in ounces, to be dispensed over the grounds for that particular batch size.

  • Page 25: Set Bypass Percentages

    PROGRAMMING THE BREWER (cont.) % BYPASS coffee name to be modifi ed. This function allows adjustment of the amount of 4. Press and release MODIFY. The display should water that bypasses the grounds. The number signi- read BREW OZ. fi es the percentage of the brew volume which does 5.

  • Page 26: Set Pulse Brew Times

    PROGRAMMING THE BREWER (cont.) SET PULSE BREW: Modifying pulse brew: This function allows the operator to program the Range: 1st on time - off to 4 minutes brewer to "pulse” the sprayhead fl ow on and off con- Off time - off to 4 minutes tinually during a brew cycle (start and stop the fl...
  • Page 27 PROGRAMMING THE BREWER (cont.) SET PULSE BREW (cont.) P2445-1 Page 27 35879.1 071405...

  • Page 28: Easy Pulse

    PROGRAMMING THE BREWER (cont.) SET PULSE BREW - EASY PULSE SETUP 3. When fi nished, select another batch size to be set by pressing the switch next to the indicator light. NOTE: The procedure to enter the PULSE BREW Repeat step 2 for each batch size to be set. function must be performed prior to following the 4.

  • Page 29: Enter Times

    PROGRAMMING THE BREWER (cont.) SET PULSE BREW - ENTER TIMES SET PULSE BREW? NOTE: The procedure to enter the PULSE BREW function must be performed prior to following the steps listed below. 1. Press and release YES. The display should now read EASY PULSE SETUP.

  • Page 30: Set Preinfusion Times

    PROGRAMMING THE BREWER (cont.) NOTE: Pressing the upper right hidden button before SET PREINFUSION: reaching the fi nal setting screen exits the setup and This function sets the brewer to turn the sprayhead retains the old values. fl ow on for a preset time (1st ON TIME) followed by a preset spray pause (OFF TIMES) and then turn the spray on continuously until the brew volume is completed.

  • Page 31: Set Drip Times

    PROGRAMMING THE BREWER (cont.) DRIP TIME (now displayed on "non" funnel lock 11. When fi nished, press another batch size and repeat units as well) step 10 until all three batches are set. This function allows the setting or modifi cation 12.

  • Page 32: Assign Recipes

    PROGRAMMING THE BREWER (cont.) Procedure to Enable/Disable Ads: ASSIGN RECIPES 1. Press and hold the upper right hidden switch until the display reads UNITS. Release the switch, then This function allows for assigning a coffee name press and release switch until the display reads other than NO-NAME to the BREW switch.

  • Page 33: Set Temp (Brewing Temperature)

    PROGRAMMING THE BREWER (cont.) 3. When fi nished, press and release DONE to save the SET TEMP (cont,) new setting, exit the SET READY function and ad- vance to the next function screen, REFILL. Another SET TEMP: XXX° alternative is to press the ON/OFF switch located DONE on the front switch panel to exit the SET READY function and return to the MAIN SCREEN.

  • Page 34: Spray Oz/M (Read Sprayhead Fl Ow Rate)

    PROGRAMMING THE BREWER (cont.) 3. When fi nished, press and release DONE. This saves SPRAY OZ/M (cont.) the new setting and advances to the next function screen, CALIBRATE FLOW. Another alternative is SPRAY OZ/M: XXX to press the ON/OFF switch located on the front DONE switch panel to exit the BYPASS OZ/M function and return to the MAIN SCREEN.

  • Page 35: Calibrate Bypass Flow

    PROGRAMMING THE BREWER (cont.) CALIBRATE FLOW (cont.) 5. Press and release the YES pad. The display should read CONTAINER READY? If the container is under the funnel, press YES. The display should CALIBRATE FLOW? read CALIBRATE BYPASS .. PRESS BREW TO START.

  • Page 36: Brew Counters (View/Reset)

    PROGRAMMING THE BREWER (cont.) CALIBRATE FLOW (cont.) 4. To advance to the other counter, press and release NEXT. This will advance to total brews (non-reset- 7. Measure the amount of water in the container, and table). using (-) or (+), adjust the amount on the display 5.

  • Page 37: Service Tools

    PROGRAMMING THE BREWER (cont.) Testing individual components (outputs): SERVICE TOOLS This will allow the operator to test the operation This function allows the testing of individual com- of individual components and outputs of the brewer. ponents and the ability to check switches for proper The components that can be individually tested are as function.

  • Page 38: Test Switches

    PROGRAMMING THE BREWER (cont.) to TEST SWITCHES. SERVICE TOOLS (cont.) 7. Pressing NO in this screen will advance to the 14. Press OFF to retract the funnel lock. next function. Press YES in the TEST SWITCHES 15. Press NEXT to advance to the next component to screen to test the switches.

  • Page 39: Factory Defaults (Reset)

    PROGRAMMING THE BREWER (cont.) FACTORY DEFAULTS This function allows the operator to erase all of the previously entered recipes and ad messages. Factory- set default values will replace all previous settings. SEL BREWER TYPE? ThermoF SoftHeat DONE FACTORY DEFAULTS EXIT WILL REPLACE ALL BREW SETTINGS ARE YOU SURE?

  • Page 40: Troubleshooting

    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 Technical Service Department. • Inspection, testing, and repair of electrical equipment should be performed only by qualifi ed service personnel.
  • Page 41 TROUBLESHOOTING (cont.) Screen Displayed Possible Cause Troubleshooting Procedures 1. Water temperature in the tank (a) Wait for the brewer to heat to the TEMPERATURE does not meet the SET READY proper temperature. TOO LOW TEMPERATURE. (b) Disable the BREW LOCKOUT function.
  • Page 42 TROUBLESHOOTING (cont.) Screen Displayed Possible Cause Troubleshooting Procedures 1. ON/OFF switch was pressed after To resume brewing, press BREW BREW STOPPED! the brew cycle was started. again. The brew cycle resumes form IS SWITCH OFF? the point it was interrupted. TO FINISH: Press ON/OFF to terminate the brew PRESS BREW...
  • Page 43 TROUBLESHOOTING (cont.) Possible Cause Troubleshooting Procedures Screen Displayed 1. Water shut off to brewer Check water supply shut-off FILL TIME TOO LONG 2. Inlet Solenoid Valve failure Service required 3. Control Board Failure Service required CHECK WATER SUPPLY 1. Temperature Sensor Probe wire(s) Check wire and connection of both TEMP SENSOR broken or not making connection.
  • Page 44 TROUBLESHOOTING (cont.) Problem Possible Cause Troubleshooting Procedure Measure the voltage at the terminal Equipment will not operate. 1. No power or incorrect voltage. block and confi rm that it matches the voltage specifi ed on the brewer data plate within +/- 10%. Brew cycle will not start.
  • Page 45 TROUBLESHOOTING (cont.) Problem Possible Cause Troubleshooting Procedure Automatic refi ll will not operate or 3. Refi ll Probe or Sensitivity Set- Check the sensitivity setting. Refer display shows FILL TIME TOO LONG ting to the Refi ll function. If the left (cont.) three digit number is less than the right number, the machine “thinks”...
  • Page 46 TROUBLESHOOTING (cont.) Problem Possible Cause Troubleshooting Procedures Water fl ows into tank continuously 1. Refi ll Probe or Sensitivity Set- Check the sensitivity setting. Refer with power applied to brewer. ting to the Refi ll function. If the left three digit number is less than the right number, the machine “thinks”...
  • Page 47 TROUBLESHOOTING (cont.) Troubleshooting Procedures Problem Possible Cause Water will not heat or display shows 3. Triac Remove power from the brewer. HEATING TIME TOO LONG (cont.) Connect a voltmeter across one of the tank heaters. Reapply power to the brewer and refer to Testing Individual Components.
  • Page 48 TROUBLESHOOTING (cont.) Troubleshooting Procedures Problem Possible Cause Spitting or unusual steaming from 3. Electronic control board Perform the previous procedure sprayhead or air vents. (Water too for testing triacs. If the voltage hot) (cont.) measured is very low or zero, then substitute a control board known to be in good working order.
  • Page 49 Dripping from sprayhead. 1. Brew Valve Repair or replace leaky valve. Water overfl ows fi lter. 1. Type of paper fi lters BUNN paper fi lters should be used for proper extraction. 2. No sprayhead Check sprayhead Beverage overfl ows server.
  • Page 50 Troubleshooting Procedures Weak beverage (cont.) 6. Incorrect Recipe Consider adjusting bypass percent- age, preinfusion, or pulse brew. Contact Bunn-O-Matic for sugges- tions. Brewer is making unusual noises. 1. Solenoid (Inlet) The nut on back of the solenoid must be tight or it will vibrate during operation 2.

  • Page 51: Schematic Wiring Diagram

    "Hidden" Right "Brewer" Center Hidden Button Large Batch "Control" Right Hidden Button LED's 120/240 OR 120/208 Large Batch LED VOLT A.C. Medium Batch LED Small Batch LED SINGLE PHASE On/Off LED 35726.0000A 04/03 © 2003 Bunn-O-Matic Corporation Page 51 35879.1 071405...
  • Page 52 "Hidden" Right "Brewer" Center Hidden Button Large Batch "Control" Right Hidden Button LED's 230 OR 200 Large Batch LED VOLT A.C. Medium Batch LED Small Batch LED SINGLE PHASE On/Off LED 36883.0000A 05/04 © 2004 Bunn-O-Matic Corporation Page 52 35879.1 071405...
  • Page 53 "Brewer" Center Hidden Button Large Batch "Control" Right Hidden Button LED's 120 VOLT A.C. Large Batch LED 2 WIRE SINGLE PHASE Medium Batch LED Small Batch LED 60HZ On/Off LED 36883.0002A 11/04 © 2004 Bunn-O-Matic Corporation Page 53 35879.1 071405...
  • Page 54 "Brewer" Center Hidden Button Large Batch "Control" Right Hidden Button LED's 200,208 or 240 VOLT A.C. Large Batch LED 2 WIRE SINGLE PHASE Medium Batch LED Small Batch LED 50/60HZ On/Off LED 36883.0001A 09/04 © 2004 Bunn-O-Matic Corporation Page 54 35879.1 071405...

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