Bunn SINGLE TF DBC W/SMART FUNNEL Installation & Operating Manual
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Bunn SINGLE TF DBC W/SMART FUNNEL Installation & Operating Manual

Bunn SINGLE TF DBC W/SMART FUNNEL Installation & Operating Manual

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SINGLE TF DBC
W/SMART FUNNEL
®
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
35879.0000E 04/05 ©2003 Bunn-O-Matic Corporation

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Summary of Contents for Bunn SINGLE TF DBC W/SMART FUNNEL

  • Page 1 SINGLE TF DBC W/SMART FUNNEL ® 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 35879.0000E 04/05 ©2003 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 profits, 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 and Plumbing Requirements ..................5 Operating Controls........................6 Initial Setup ..........................7 Coffee Brewing .......................... 7 Cleaning ............................. 8 Glossary ............................ 9 PROGRAMMING ..................10 Programming Switches ......................10 Programming the Brewer ......................11 PROGRAM FUNCTIONS (LEVEL 1) Brew Lockout ..........

  • 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 CAUTION Do not connect to a circuit operating at more than 150 volts to ground. 27508.0000 00656.0000 10044.0000 03408.0000 20201.5600 03409.0000 Page 4 35879 082203...

  • Page 5: Electrical And 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 recommend 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 flow.

  • Page 6: Operating Controls

    This is 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 6 35879 082203...

  • Page 7: Initial Setup

    7. The brewer is now ready for use in accordance with the coffee brewing instructions. COFFEE BREWING 1. Select the desired batch size on the grinder. It is not necessary to select a size on the brewer. 2. Insert a BUNN ® filter into the funnel.

  • Page 8: 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 9: 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 filter so that it does not pass through the coffee grounds.

  • Page 10: 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 11: 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 12: Program Functions (Level 2)

    PROGRAMMING THE BREWER (cont.) PROGRAM FUNCTIONS - LEVEL 2 METHOD 2: There are three methods of programming the Using a RECIPE CARD to enter all of the brew various brewing parameters of the Single™ TF DBC™ settings at one time: with Smart Funnel ®...

  • Page 13: Set New Recipe (Using A Smart Funnel ® And G9-2T Dbc Grinder)

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

  • Page 14: Set By-Pass Percentages

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) SET NEW RECIPES (cont.) known times) press NO. The display should read ounces, to be dispensed for that particular batch ENTER TIMES. Press and release YES and pro- size. ceed with the setup instructions for SETTING 9.

  • Page 15: Set Drip Times

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) SET NEW RECIPES (cont.) with either the word OFF, or a time will be showing. A batch light should also be blinking. cycle will delay (after the presoak cycle shuts off) 28. Using (-) and (+), set the amount of time from before resuming brewing.

  • Page 16: Set New Recipe (Using A Recipe Card)

    INFUSION TIMES and DRIP-OUT TIMES for that particular coffee NAME. These can all be loaded in seconds. Contact Bunn-O-Matic Corporation for the avail- ability of RECIPE CARDS. NOTE: Instructions to program the brewer and grinder are printed on the RECIPE CARD, along with the coffee name that is being programmed.

  • Page 17: Set New Recipe (No Smart Funnel ® Nor G9-2T Dbc Grinder)

    ® If not using a Smart Funnel (with a sensor coil) and/ or a G9-2T DBC Grinder, the brewer will function as a standard Bunn ® Single™ TF DBC™ Brewer: It is possible to operate the brewer without using ®...

  • Page 18: Review Recipes/Modify Recipes/Set Up No Name Coffee

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

  • Page 19: Set Brew Volumes

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) 5. Using (-) and (+), set the amount of brew water, in BREW OZ (SETTING OR ADJUSTING BREW VOL- UMES) ounces, to be dispensed over the grounds for that This function allows adjustment of the brew vol- particular batch size.

  • Page 20: Set Bypass Percentages

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) 4. Press and release MODIFY. The display should % BYPASS read BREW OZ. This function allows adjustment of the amount of 5. Press and release DONE. The display should read water that bypasses the grounds. The number signi- 3 BATCHES DONE?.

  • Page 21: Set Pulse Brew Times

    PROGRAMMING FUNCTIONS - LEVEL 2 (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 flow on and off dur- Off time - off to 4 minutes ing a brew cycle (start and stop the flow of water out Last on time - Preinfusion to 4 minutes of the sprayhead).
  • Page 22 PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) SET PULSE BREW (cont.) P2445 Page 22 35879 082203...
  • Page 23 PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) Setting Pulse Brew - BY EXAMPLE: 1. This display should read CONTAINER READY? Place a container under the sprayhead. Place a brew funnel containing a filter and grounds on top of the container so that the spray and coffee bed can be viewed.

  • Page 24: Enter Times

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) Setting Pulse Brew - ENTER TIMES: 6. If other batch sizes need to be modified, press NOTE: No water should flow from the brewer during NO. The display will then read SET BY EXAMPLE. this set-up process.

  • Page 25: Set Preinfusion Times

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) SET PREINFUSION 16. When finished, press DONE. The display will show This function allows the operator to set an initial the ON and OFF TIMES that were entered for each soaking of the grounds and a delay time, before the particular batch size.

  • Page 26: Set Drip Times

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) 12. When finished, press another batch size and re- DRIP TIME (now displayed on "non" funnel lock units peat step 11 until all three sizes are set. as well) 13. When finished, press DONE. The display should This function allows the setting or modification of read 3 BATCHES DONE? the funnel lock to stay engaged after the end of a brew...

  • Page 27: Enable Ads

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) ENABLE ADS? SET TEMP - Range: 185˚F (85˚C) to 205˚F (96˚C) This function allows the operator to choose whether This function allows the operator to set the brew or not to display the advertising message that was water temperature in the tank.

  • Page 28: Refill (Adjust Sensitivity)

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) release the ® pad until the display reads SPRAY REFILL - Range: 0 to 155 OZ/M. The number represents what the brewer This function allows the operator to adjust the thinks is the flow rate of the sprayhead in ounces sensitivity of the refill circuit.

  • Page 29: Calibrate Flow

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) CALIBRATE FLOW This function allows the operator to enter the actual flow rate of the sprayhead and the bypass for the brewer by dispensing both separately for one minute. The volumes are then entered in ounces per minute (OZ/M).

  • Page 30: Calibrate Bypass Flow

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) CALIBRATE 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. 2.

  • Page 31: Brew Counters (View/Reset)

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) BREW COUNTERS FUNNEL LOCKOUT This function allows the operator to track the This function allows the operator to prevent the ® number of brew cycles completed. There are three start of a brew cycle if a Smart Funnel is not posi- resettable counters, and one life counter that is not tioned correctly in the funnel rails.

  • Page 32: Service Tools

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) SERVICE TOOLS This function allows the testing of individual com- ponents and the ability to check switches for proper function. This function also tests the funnel sensor coil's frequency (diagnostic tool for troubleshooting purposes only). Pressing NO will forward to the next function FACTORY DEFAULTS.

  • Page 33: Test Outputs (Components)

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) 14. Press OFF to retract the funnel lock. SERVICE TOOLS (cont.) 15. Press NEXT to advance to the next component to Testing individual components (outputs): be tested. This will allow the operator to test the operation of 16.

  • Page 34: Test Frequency

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) SERVICE TOOLS (cont.) 4. Pressing NO will exit this function and advance to 6. In TEST OUTPUTS screen, press NO. This ad- the next function screen. Press YES to run tests on vances to TEST SWITCHES. various components and outputs within the brewer.

  • Page 35: Factory Defaults (Reset)

    PROGRAMMING FUNCTIONS - LEVEL 2 (cont.) FACTORY DEFAULTS FACTORY DEFAULT VALUES This function allows the operator to erase all of the previously entered recipes and ad messages. Factory- Brew Lockout set default values will replace all previous settings. BREW VOLUMES: Small Batch 64 oz.

  • Page 36: 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 qualified service personnel.
  • Page 37 TROUBLESHOOTING (cont.) Screen Displayed Possible Cause Troubleshooting Procedures 1. Water temperature in the tank (a) Wait for the brewer to heat to the does not meet the SET READY TEM- proper temperature. PERATURE. (b) Disable the BREW LOCKOUT function. See page 10 for proce- dure.
  • Page 38 TROUBLESHOOTING (cont.) Screen Displayed Possible Cause Troubleshooting Procedures 1. ON/OFF switch was pressed after To resume brewing, press BREW the brew cycle was started. again. The brew cycle resumes form the point it was interrupted. Press ON/OFF to terminate the brew cycle.
  • Page 39 TROUBLESHOOTING (cont.) Possible Cause Troubleshooting Procedures Screen Displayed 1. Water shut off to brewer Check water supply shut-off 2. Inlet Solenoid Valve failure Service required 3. Control Board Failure Service required 1. Temperature Sensor Probe wire(s) Check wire and connection of both broken or not making connection.
  • Page 40 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 confirm that it matches the voltage specified on the brewer data plate within +/- 10%. Brew cycle will not start.
  • Page 41 TROUBLESHOOTING (cont.) Problem Possible Cause Troubleshooting Procedure Automatic refill will not operate or 3. Refill Probe or Sensitivity Check the sensitivity setting. Refer to the Refill function on page 27. If display shows FILL TIME TOO LONG Setting (cont.) the left three digit number is less than the right number, the machine “thinks”...
  • Page 42 TROUBLESHOOTING (cont.) Possible Cause Troubleshooting Procedures Problem Water flows into tank continuously 1. Refill Probe or Sensitivity Setting Check the sensitivity setting. Refer with power applied to brewer. to the Refill function on page 27. If the left three digit number is less than the right number, the machine “thinks”...
  • Page 43 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 Indi- vidual Components on page 32.
  • Page 44 TROUBLESHOOTING (cont.) Troubleshooting Procedures Problem Possible Cause Spitting or unusual steaming from 3. Electronic control board Perform the previous procedure for sprayhead or air vents. (Water too testing triacs. If the voltage mea- hot) (cont.) sured is very low or zero, then sub- stitute a control board known to be in good working order.
  • Page 45 B.O.M. sprayhead should be used to properly wet the bed of ground cof- fee in the funnel. 4. Funnel Loading The BUNN ® paper filter should be centered in the funnel and the bed of ground coffee leveled by gentle shak- ing.
  • Page 46 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 47: 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 47 35879 082203...
  • Page 48 "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 36883.0000A 05/04 © 2004 Bunn-O-Matic Corporation On/Off LED Page 48 35879 051404...
  • Page 49 "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 49 35879 112204...

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