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Bunn Single SH BrewWISE DBC Installation And Operating Manual

Bunn single sh brewwise dbc: operating manual
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Download this manual See also: Installation and Operating Manual
SINGLE
SH DBC
®
®
WITH 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
To obtain the Illustrated Parts Catalog, visit the Bunn-O-Matic website, at www.bunn.com. This is absolutely FREE, and the
quickest way to obtain the catalog. Contact Bunn-O-Matic Corporation at 1-800-286-6070 to obtain a paper copy of the
required Illustrated Parts Catalog mailed via U.S. Postal Service
www.bunn.com
34025.0002B 05/07 ©2005 Bunn-O-Matic Corporation

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Summary of Contents for Bunn Single SH BrewWISE DBC

  • Page 1 PHONE: (217) 529-6601 FAX: (217) 529-6644 To obtain the Illustrated Parts Catalog, visit the Bunn-O-Matic website, at www.bunn.com. This is absolutely FREE, and the quickest way to obtain the catalog. Contact Bunn-O-Matic Corporation at 1-800-286-6070 to obtain a paper copy of the required Illustrated Parts Catalog mailed via U.S.
  • 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

    User Notices ...4 Electrical ...5 Plumbing Requirements ...6 Operating Controls ...7 Initial Setup ...8 Coffee Brewing...8 Cleaning ...8 Glossary ...9 PROGRAMMING ...10 Programming Switches ...10 Programming the Brewer ...11 PROGRAM FUNCTIONS (LEVEL 1) Brew Lockout ...11 PROGRAM FUNCTIONS (LEVEL 2) ...12 PROGRAM FUNCTIONS (FLOW) ...13 Set Units (Setting units of measure) ...16 Set New Recipe (using a Smart Funnel...

  • 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 03408.0004 03409.0004 37881.0001 20201.5600 00656.0000 34025.2 051007 Page 4...

  • Page 5: Electrical

    ELECTRICAL REQUIREMENTS WARNING - The brewer must be disconnected from the power source until specified in Initial Set-Up. Refer to Data Plate on the Brewer, and local/national electrical codes to determine circuit requirements. WHITE WHITE NEUTRAL NEUTRAL L1 BLACK L1 BLACK GREEN GREEN 200 and 230 volt ac models...

  • Page 6: 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 7: Operating Controls

    This is used to "receive" information from the Smart Funnel handle (coffee name and batch size), and also from RECIPE CARDS. (j) SCROLL BACKWARDS (Upper Left Hidden Switch) The upper left corner of the B in BUNN can be used to scroll backwards through the function list. OPERATING CONTROLS Page 7 P2437 34025.2 051007...

  • Page 8: Initial Setup

    7. The brewer is now ready for use in accordance with the coffee brewing instructions. 1. Insert a BUNN filter 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 9: Glossary

    AD CARD: An assembly consisting of a computer chip 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

    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)

    DOES THE GRINDER HAVE THE NAME IN ITS MEMORY? DON'T KNOW YOU WILL ENTER THE NO NAME BREW SETTINGS Page 12 GO TO SET NEW RECIPE AND FOLLOW THE INSTRUCTIONS REFER TO NAME LIST IN GRINDER MANUAL CONTACT BUNN-O-MATIC FOR ASSISTANCE P2438 34025.2 071105...

  • Page 13: Program Functions (Flow)

    PROGRAMMING THE BREWER (cont.) PROGRAM FLOW DIAGRAM Press upper right hidden switch for approximately 2 seconds, until the following screen appears. Press upper right hidden switch for approximately 4 seconds, until “UNITS” appears on screen. Sets unit of Sets unit of UNITS measure to measure to...
  • Page 14 PROGRAMMING THE BREWER (cont.) PROGRAM FLOW DIAGRAM (Cont.) BYPASS FULL DONE 3 BATCHES DONE? FULL SET PULSE BREW X:XX DRIP TIME X.XX FULL DONE 3 BATCHES DONE? NO-NAME SETUP COMPLETE Return to (A) EASY PULSE SETUP BREW TIME: X:XX 3 BATCHES DONE? ENTER TIMES LAST X:XX...
  • Page 15 PROGRAMMING THE BREWER (cont.) PROGRAM FLOW DIAGRAM (Cont.) CALIBRATE FLOW? BREW COUNTERS? FUNNEL DETECT DONE SERVER DETECT DONE SERVICE TOOLS SEL BREWER TYPE? ThermoF SoftHeat DONE FACTORY DEFAULTS FINISHED, returns to main screen SPRAY HEAD CAL? BYPASS CAL? CONTAINER RDY? CONTAINER RDY? QUIT QUIT...

  • Page 16: Set Units (Setting Units Of Measure)

    PROGRAMMING THE BREWER (cont.) UNITS (SETTING UNITS OF MEASURE) This function allows the units of measure to be set in English or Metric readings for all screens. The program is defaulted to English. WARNING: Changing the unit of measure will erase all coffee recipes stored in memory.

  • Page 17: Set New Recipe (Using A Smart Funnel ® And G92T Dbc Or Mhg Grinder)

    PROGRAMMING THE BREWER (cont.) SET NEW RECIPE Using a Smart Funnel and a G92T DBC or MHG Grinder: This function allows the operator to set BREW VOLUMES, BYPASS PERCENTAGES, PULSE BREW TIMES and DRIP-OUT TIMES for each coffee name preset in the grinder's memory. Certain coffee NAMES are stored in the Grinder's memory.

  • Page 18: Set By-Pass Percentages

    PROGRAMMING THE BREWER (cont.) SET NEW RECIPE (cont.) 8. Using (-) and (+), set the amount of brew water, in ounces, to be dispensed over the grounds for that particular batch size. 9. When finished, press another batch size and repeat step #8 for that size.

  • Page 19: Set New Recipe (Using A Recipe Card)

    VOLUMES, BYPASS PERCENTAGES, PULSE BREW 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 20: Set New Recipe (No Smart Funnel ® Or G92T Dbc Or Mhg Grinder)

    If not using a Smart Funnel (with a computer chip) and/or a G92T DBC Grinder, the brewer will function as a standard BUNN Single Brewer: It is possible to operate the brewer without using a Smart Funnel and/or a G92T DBC or MHG Grinder.

  • Page 21: Review Recipes/Modify Recipes/Set Up No Name Coffee

    PROGRAMMING THE BREWER (cont.) REVIEW RECIPES/MODIFY RECIPES/SET UP NO NAME COFFEE FLAVORS: This function has three parts. It allows the operator to view the brew settings for the various coffee names programmed into the brewer. It also allows the operator to modify (change) any of the BREW VOLUMES, BYPASS PERCENTAGES, PULSE BREW TIMES and DRIP-OUT TIMES for a particular coffee name programmed into the brewer.

  • Page 22: Set Brew Volumes

    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: 10.0 oz to 400 oz for all three batch sizes 1.

  • Page 23: Set Bypass Percentages

    PROGRAMMING THE BREWER (cont.) % BYPASS 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. Modifying recipes - bypass percentages: Range: 0% to 90% for all three batch sizes NOTE: If the brewer is already in the % BYPASS screen, it is not necessary to follow steps 1 through 6 in this...

  • Page 24: Set Pulse Brew Times

    PROGRAMMING THE BREWER (cont.) SET PULSE BREW: This function allows the operator to program the brewer to "pulse” the sprayhead flow on and off con- tinually during a brew cycle (start and stop the flow of water out of the sprayhead). This feature allows the ability to “fine-tune”...

  • Page 25: Enter Times

    PROGRAMMING THE BREWER (cont.) SET PULSE BREW (cont.) EXIT TO NEXT FUNCTION SCREEN SCREEN DISPLAYED BREW OZ: XX.XX 3 BATCHES DONE? % BYPASS XX.X 3 BATCHES DONE? SET PULSE BREW? EASY PULSE SETUP ENTER TIMES? SEE PULSE BREW SETUP- (ENTER TIMES) REVIEW RECIPES? NO-NAME MODIFYSHOWNEXT...

  • Page 26: Easy Pulse

    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. 2.

  • Page 27: Enter Times

    PROGRAMMING THE BREWER (cont.) SET PULSE BREW - ENTER TIMES 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. 2.

  • Page 28: Set Preinfusion

    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 preset spray pause (OFF TIMES) and then turn the spray on continuously until the brew volume is completed. This is a special case of pulse brew.

  • Page 29: Set Drip Times

    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 brew cycle. This ensures that the funnel cannot be removed until after the liquid has emptied out of the funnel.

  • Page 30: Assign Recipes

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

  • Page 31: Set Temp (Brewing Temperature)

    PROGRAMMING THE BREWER (cont.) SET TEMP (cont,) SET TEMP: XXX° DONE Procedure to set brew temperature: 1. Press and hold the upper right hidden switch until the display reads UNITS. Release the switch, then press and release switch until the display reads SET TEMP.

  • Page 32: Spray Oz/M (Read Sprayhead Flow Rate)

    PROGRAMMING THE BREWER (cont.) SPRAY OZ/M (cont.) SPRAY OZ/M: XXX DONE Procedure to adjust the flow rate setting: 1. Press and hold the upper right hidden switch until the display reads UNITS. Release the switch, then press and release switch until the display reads SPRAY OZ/M.

  • Page 33: Calibrate Sprayhead Flow

    PROGRAMMING THE BREWER (cont.) CALIBRATE FLOW (cont.) CALIBRATE FLOW? EXIT TO THE NEXT FUNCTION SCREEN SPRAYHEAD CAL? CONTAINER RDY? QUIT CALIBRATE SPRAY PRESSBREWSTART BREW PRESSED COUNTS DOWN CALIBRATE SPRAY TO ZERO 60 SEC TO FINISH AFTER 1 MINUTE ENTER OZ XX.X DONE NEW SPRAY FLOW XX.X OZ/M...

  • Page 34: Brew Counters (View/Reset)

    PROGRAMMING THE BREWER (cont.) CALIBRATE FLOW (cont.) 7. Measure the amount of water in the container, and using (-) or (+), adjust the amount on the display to match the amount in the container. Then press DONE. 8. The display should now read NEW BYPASS FLOW, along with the correct flow rate of the bypass in ounces per minute.

  • Page 35: Server Detect

    PROGRAMMING THE BREWER (cont.) SERVER DETECT This function allows the operator to prevent the start of a brew cycle if a Soft Heat server is not positioned correctly on the brewer. SEVER DETECT ? DONE Procedures to set server detect: 1.

  • Page 36: Test Outputs (Components)

    PROGRAMMING THE BREWER (cont.) SERVICE TOOLS (cont.) Testing individual components (outputs): This will allow the operator to test the operation of individual components and outputs of the brewer. The components that can be individually tested are as follows: Brew Valve Bypass Valve Funnel Lock (Optional) Server...

  • Page 37: Test Servers

    PROGRAMMING THE BREWER (cont.) SERVICE TOOLS (cont.) exit this function and advance to the next function screen.) 5. The display should read TEST OUTPUTS. 6. In TEST OUTPUTS screen, press NO. This advances to TEST SWITCHES. 7. Pressing NO in this screen will advance to the next function.

  • Page 38: 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 39: 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 40 TROUBLESHOOTING (cont.) Screen Displayed NO FUNNEL PRESENT TEMPERATURE TOO LOW CHECK FUNNEL FOR FRESH COFFEE PRESS BREW TO BREW ANYWAY BREW STOPPED! FUNNEL REMOVED? TO FINISH: PRESS BREW TO CANCEL PRESS ON/OFF Possible Cause 1. SMART FUNNEL not fully inserted into the funnel rails.
  • Page 41 TROUBLESHOOTING (cont.) Screen Displayed BREW STOPPED! SERVER REMOVED? TO FINISH: PRESS BREW TO CANCEL PRESS ON/OFF BREW STOPPED! IS SWITCH OFF? TO FINISH: PRESS BREW TO CANCEL PRESS ON/OFF HEATING TIME TOO LONG CHECK HEATING CIRCUIT Possible Cause 1. Soft Heat Server was moved out of position after the brew cycle was started.
  • Page 42 TROUBLESHOOTING (cont.) Screen Displayed FILL TIME TOO LONG CHECK WATER SUPPLY TEMP SENSOR OUT OF RANGE CHECK FOR BAD CONNECTIONS TEMP SENSOR OUT OF RANGE CHECK WIRE FOR SHORTS Possible Cause 1. Water shut off to brewer 2. Inlet Solenoid Valve failure 3.
  • Page 43 TROUBLESHOOTING (cont.) Problem Equipment will not operate. Brew cycle will not start. Automatic refill will not operate or display shows FILL TIME TOO LONG Possible Cause 1. No power or incorrect voltage. 1. No water 2. ON/OFF switch 3. Brew switch 4.
  • Page 44 TROUBLESHOOTING (cont.) Problem Automatic refill will not operate or display shows FILL TIME TOO LONG (cont.) Water flows into tank continuously with power removed from brewer. Possible Cause 3. Refill Probe or Sensitivity Set- ting 4. Refill Valve 5. Overflow Protection Switch 6.
  • Page 45 TROUBLESHOOTING (cont.) Problem Water flows into tank continuously with power applied to brewer. Water will not heat or display shows HEATING TIME TOO LONG Possible Cause 1. Refill Probe or Sensitivity Set- ting 2. Electronic Control Board 1. Limit Thermostat CAUTION - Do not eliminate or bypass limit thermostat.
  • Page 46 TROUBLESHOOTING (cont.) Problem Water will not heat or display shows HEATING TIME TOO LONG (cont.) Spitting or unusual steaming from sprayhead or air vents. (Water too hot) Possible Cause 3. Triac 4. Electronic Control Board 1. Triac 2. Lime Buildup CAUTION - Tank and tank compo- nents should be delimed regularly depending on local water condi-...
  • Page 47 TROUBLESHOOTING (cont.) Problem Spitting or unusual steaming from sprayhead or air vents. (Water too hot) (cont.) Inconsistent beverage level in server. Possible Cause 3. Electronic control board 1. Strainer/flow control (.750 GPM) 2. Improper water pressure 3. Brew Valve 4. Bypass Valve 5.
  • Page 48 Adjust the brew volume as required to achieve the recommended volume for each brew cycle. Repair or replace leaky valve. BUNN paper filters should be used for proper extraction. Check sprayhead The brew cycle should be started only with an empty server under the funnel.
  • Page 49 4. Tank Heaters. Page 49 Troubleshooting Procedures Consider adjusting bypass percent- age, preinfusion, or pulse brew. Contact Bunn-O-Matic for sugges- tions. The nut on back of the solenoid must be tight or it will vibrate during operation Plumbing lines should not be resting on the counter top.

  • Page 50: Schematic Wiring Diagram

    Large Batch LED On/Off Medium Batch LED "Hidden" Left Small Batch LED "Hidden" Right On/Off LED Large Batch Medium Batch Small Batch "Digital" Left Hidden Button "Brewer" Center Hidden Button "Control" Right Hidden Button 32043.0000D 01/07 © 2000 BUNN-O-MATIC CORPORATION 34025.2 051007...
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