Bunn Crescendo Programming Manual
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Bunn Crescendo Programming Manual

Bean to cup espresso system
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Crescendo
®
Bean to Cup Espresso System
PROGRAMMING MANUAL
For Technical Service, contact Bunn-O-Matic Corporation at 1-800-286-6070.
Bunn-O-Matic Corporation
Post Office Box 3227, Springfield, Illinois 62708-3227
Phone (217) 529-6601 | Fax (217) 529-6644
www.bunn.com
56423.0001 B 2/21 © 2019 Bunn-O-Matic Corporation

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Summary of Contents for Bunn Crescendo

  • Page 1 Crescendo ® Bean to Cup Espresso System PROGRAMMING MANUAL For Technical Service, contact Bunn-O-Matic Corporation at 1-800-286-6070. Bunn-O-Matic Corporation Post Office Box 3227, Springfield, Illinois 62708-3227 Phone (217) 529-6601 | Fax (217) 529-6644 www.bunn.com 56423.0001 B 2/21 © 2019 Bunn-O-Matic Corporation...

  • Page 2: Warranty

    This war- ranty is conditioned on the Buyer 1) giving BUNN prompt notice of any claim to be made under this warranty by telephone at (217) 529-6601 or by writing to Post Office Box 3227, Springfield, Illinois 62708-3227;...

  • Page 3: Table Of Contents

    CONTENTS WARRANTY ..........................2 PROGRAMMING THE DISPENSER ..................4 DOOR SAFETY INTERLOCK ....................4 OPERATING CONTROLS AND INTERFACE Switch in Normal Mode ......................5 Switch in Program Mode .......................5 Modifying the Touch Switch Functions ..................6 Single Cup Mode ........................6 Disabling a Dispense Switch ....................6 Default Recipe Settings ......................7 Creating A “Custom”...

  • Page 4: Programming The Dispenser

    The switch may be overridden by a qualified service technician by inserting the service key, (BUNN PN 51953.0001) into the opening of the mixing chamber panel, then turn about 15 degrees to position, as shown in Figure 2.

  • Page 5: Operating Controls And Interface

    OPERATING CONTROLS AND INTERFACE WITH SWITCH IN NORMAL MODE A. Cup Size Buttons: Momentarily pushed to select beverage size to dispense. B. Dispense Buttons: Momentarily pushed to dispense selected beverage. C. LED indicators: Illuminates when the adjoining button has been selected. D.

  • Page 6: Modifying The Touch Switch Functions

    To dispense a beverage, press only the dispense button of the beverage desired. The option to select which beverage size is used can be done when creating a custom recipe or espresso dispense. TIP: A display graphic for single cup dispensing is availble for purchase from BUNN. DISABLING A DISPENSE SWITCH PROGRAM MODE...

  • Page 7: Default Recipe Settings

    OPERATING CONTROLS AND INTERFACE Default Recipe Settings Dispense Product Product Multi-Drink Time Assignment Strength Overlay Espresso 1st Product Dispense Recipe Small Large Label Shot? Portion % Order Switch 1 Espresso ESPRESSO Cofee Only Chocolate Switch 2 CUSTOM 11.6 Center 100% Coffee and Powder Espresso Switch 3...

  • Page 8: Creating A "Custom" Beverage

    OPERATING CONTROLS AND INTERFACE CREATING A “CUSTOM” BEVERAGE A “CUSTOM” beverage may be edited/created for any dispense switch location. It is recommended that the touch switch graphic insert be replaced with one which matches the beverage reassignments made in this mode.

  • Page 9: Recipe Setup

    OPERATING CONTROLS AND INTERFACE CREATING A “CUSTOM” BEVERAGE ( continued) ► Recipe Setup The sub-menus for adjusting recipes are located under this option. RECIPE SETUP PROGRAM MODE EXIT YES PRESS TO ENTER 1. SELECT SIZE 1. SELECT SIZE Use to Navigate Use to Select STEP 1 STEP 2...
  • Page 10 OPERATING CONTROLS AND INTERFACE CREATING A “CUSTOM” BEVERAGE ( continued) ► Recipe Setup ( continued) 2nd POWDER/DIL HOPPER RIGHT STR 1st POWDER/DIL (-) NONE (+) (-) HPR RIGHT (+) 1. SELECT SIZE 1. SELECT SIZE 1. SELECT SIZE Use to Use to Use to Use to...

  • Page 11: Touchless Sensitivity Selection Options

    TOUCH is “NORMAL”, and the recommended initial setting for TOUCHLESS is “HIGH”. NOTE: Your Crescendo must be fitted with a Gen 2 PCAP with software version 01.20 or higher, and the main I/O board with software version 00.45 or higher to modify the Touch Settings on this machine.

  • Page 12: Confirm Beverage Screens

    CONFIRM BEVERAGE SCREENS (when activated) Screen text examples for multi-touch and single touch operation of the Crescendo machine. If the CONFIRM BEVERAGE screen is active, it will go there after the beverage is selected and flash the beverage LED until the user selects READY TO BREW the beverage again.

  • Page 13: Default Machine Settings And Ranges

    OPERATING CONTROLS AND INTERFACE Default Machine Settings and Ranges Program Mode Unit Default TEMPERATURE Powder Tank Temp Degrees F Powder Ready Temp Degrees F Espresso Tank Temp Degrees F Espresso Ready Temp Degrees F CALIBRATION Select Units List Metric Tank Refill Threshold 1020 Auger Delay Seconds...

  • Page 14: Accessing And Modifying Machine Settings

    OPERATING CONTROLS AND INTERFACE ACCESSING AND MODIFYING MACHINE SETTINGS The following will guide you through each top-level setting found in programming. PROGRAM MODE APPLICATION SW PRESS TO ENTER VERSION 00.## 1. SELECT SIZE 1. SELECT SIZE Use to Navigate Use to Use to view additional Navigate information.
  • Page 15 OPERATING CONTROLS AND INTERFACE ACCESSING AND MODIFYING MACHINE SETTINGS ( continued) USB FUNCTIONS CALIBRATION SET ESPRSO SHOTS EXIT YES EXIT YES EXIT YES 1. SELECT SIZE 1. SELECT SIZE 1. SELECT SIZE Use to Use to Use to Use to Use to select Navigate...

  • Page 16: Change Display Language

    OPERATING CONTROLS AND INTERFACE CHANGE DISPLAY LANGUAGE The display language can be changed in the PROGRAMMING MENU. NOTE: Software version 00.46 has these languages available: English, Spanish, French Canadian, French European, German, Portuguese, Simplified Chinese. NOTE: Traditional Chinese, Japanese and Korean are available, but they require a special display module. To access the “SELECT LANGUAGE”...

  • Page 17: Software Setup For Through Counter Option

    OPERATING CONTROLS AND INTERFACE SOFTWARE SETUP FOR THROUGH COUNTER OPTION 1. Open the door and place the NORMAL/PROGRAM/RINSE switch in the PROGRAM position. 2. In the PROGRAM mode, use the LARGE cup, (button “A”), to navigate to the “LOCKS/DISABLES” menu. 3.

  • Page 18: Draining Hot Water Tanks

    OPERATING CONTROLS AND INTERFACE DRAINING HOT WATER TANKS To be performed by qualified service personnel only! – 1. Open the door and place the NORMAL/PROGRAM/RINSE switch in the PROGRAM position. (Figure 1). 2. Close the door and place a minimum two liter container under the dispense nozzles.

  • Page 19: Password Protection

    OPERATING CONTROLS AND INTERFACE PASSWORD PROTECTION In the PROGRAMMING MENU, there are two levels of password protection available: PASSWORD 1 Protects all program menu settings. PASSWORD 2 Allows monitoring and changes to the tank temperature and strength adjust settings, but protects all other settings.

  • Page 20: Importing And Exporting Recipes

    OPERATING CONTROLS AND INTERFACE Importing & Exporting Recipes The option to import and export recipes is possible via USB drive. When importing recipes, ensure the USB drive is loaded with the correct file structure for the import to complete successfully. Performing an export for a recipe will provide the correct folder structure.
  • Page 21 OPERATING CONTROLS AND INTERFACE Importing & Exporting Recipes ( continued) USB FUNCTIONS SELECT ACTION IMPORT RECIPES EXIT YES IMPORT EXPORT 1. SELECT SIZE 1. SELECT SIZE 1. SELECT SIZE Use to Use to Use to Press Select Import Export STEP 7 STEP 8 STEP 9 •...

  • Page 22: Importing And Exporting Machine Settings

    OPERATING CONTROLS AND INTERFACE Importing & Exporting Machine Settings The option to import and export settings is possible via USB drive. When importing settings, ensure the USB drive is loaded with the correct file structure for the import to complete successfully. Performing an export for a recipe will provide the correct folder structure.
  • Page 23 OPERATING CONTROLS AND INTERFACE Importing & Exporting Machine Settings ( continued) USB FUNCTIONS SELECT ACTION IMPORT ALL EXIT YES IMPORT EXPORT 1. SELECT SIZE 1. SELECT SIZE 1. SELECT SIZE Use to Use to Use to Press Select Import Export STEP 7 STEP 8 STEP 9...

  • Page 24: Updating Software

    OPERATING CONTROLS AND INTERFACE Updating Software When updating software, ensure the USB drive is loaded with the correct file structure for the update to complete successfully. STEP 1 STEP 2 STEP 3 • Open front door and verify if USB •...

  • Page 25: Changing The Switch Graphics

    OPERATING CONTROLS AND INTERFACE Changing The Switch Graphics - to be performed by qualified service personnel only! The following instructions will guide you through the steps for installing the switch graphics. Tools Required: • Phillips Screwdriver STEP 1 STEP 2 STEP 3 •...

  • Page 26: Build A Beverage - Standard Beverage Selection

    PROGRAMMING FLOW CHART CRESCENDO BUILD A BEVERAGE – Standard Beverage Selection...

  • Page 27: Build A Beverage - Custom Beverage Selection

    PROGRAMMING FLOW CHART CRESCENDO BUILD A BEVERAGE – Custom Beverage Selection...

  • Page 28: Usb Import / Export Screen Menu Flow

    PROGRAMMING FLOW CHART USB IMPORT / EXPORT - Screen Menu Flow...

  • Page 29: Rinse/Run/Program Switch To Rinse

    RINSE/CLEAN MODE FLOW CHART Putting the RINSE/RUN/PROGRAM Switch to RINSE position will enable this menu set...

  • Page 30: Menu Glossary

    MENU GLOSSARY Set soluble tank temperature. TANK TEMP EXIT Set soluble tank ready temperature Tank temp. must reach this to enable READY TEMP brewing if brew lockout is set. EXIT Set espresso tank temperature. ESPRSO TEMP ### EXIT Set espresso tank ready temperature Tank temp. must reach this to enable ESPRSO READY ### brewing if brew lockout is set.
  • Page 31 MENU GLOSSARY Sets threshold for refill probe on soluble water tank. Allow adjustment for different REFILL 155 water conditions. EXIT Pressing any dispense button opens the hot water valve for ten seconds. This CAL HOT WATER allows the valve to be adjusted for the proper flow rate. PRESS DISPENSE Pressing any dispense button opens the left hot water valve for ten seconds.
  • Page 32 MENU GLOSSARY Enable you to lock out dispensing of any beverage until a rinse cycle is completed. RINSE LOCKOUT? EXIT Enables you to prevent brewing of espresso if low bean hopper condition detected. LOW HPR LOCKOUT EXIT Pressing any switch on door will display switch number on LCD display to TEST SWITCHES confirm function Momentary switch function.
  • Page 33 MENU GLOSSARY Pressing any switch on door will active the drain valve in the brew group TEST DRAIN VALVE Momentary switch function. DISPENSE TO TEST Pressing any switch on door will active solenoid pump and espresso valve TEST PUMP N VALV Momentary switch function.
  • Page 34 MENU GLOSSARY Drinks dispensed per beverage of the large cup counts size, press and release a LG LIFETM COUNTS dispense button to see the number of times that recipe has been dispensed. SELECT BEVERAGE Same concept as the lifetime counters except these can be reset by the customer SM RESETABL CNTS as desired.

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