Bunn SLCA-7 Installation & Operating Manual
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Bunn SLCA-7 Installation & Operating Manual

Bunn SLCA-7 Installation & Operating Manual

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SLCA-7
INSTALLATION & OPERATING MANUAL
BUNN-O-MATIC CORPORATION
POST OFFICE BOX 3227
SPRINGFIELD, ILLINOIS 62708-3227
PHONE: (217) 529-6601
FAX: (217) 529-6644
To ensure you have the latest revision of the Operating Manual, or to view the Illustrated Parts
Catalog, Programming Manual, or Service Manual, please visit the Bunn-O-Matic website, at
www.bunn.com. This is absolutely FREE, and the quickest way to obtain the latest catalog and
manual updates. For Technical Service, contact Bunn-O-Matic Corporation at 1-800-286-6070.
39328.0003D 10/13 ©2013 Bunn-O-Matic Corporation

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  • Page 1 To ensure you have the latest revision of the Operating Manual, or to view the Illustrated Parts Catalog, Programming Manual, or Service Manual, please visit the Bunn-O-Matic website, at www.bunn.com. This is absolutely FREE, and the quickest way to obtain the latest catalog and manual updates. For Technical Service, contact Bunn-O-Matic Corporation at 1-800-286-6070.
  • Page 2 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

    INTRODUCTION This equipment dispenses hot beverages or soups on demand from powdered product. It is indoor use only on a sturdy counter or shelf. TABLE OF CONTENTS Introduction ............................3 User Notices ............................4 Initial Set-up ............................5 Electrical Requirements ..........................5 Electrical Hook-up ...........................5 Plumbing Requirements .........................5 Plumbing Hook-up ..........................5 Operating Controls ..........................6...

  • Page 4: User Notices

    USER NOTICES The notices on this dispenser should be kept in good condition. Replace unreadable or damaged labels. As directed in the International Plumbing Code of the International Code Council and the Food Code Manual of the Food and Drug Administration (FDA), this equipment must be installed with adequate backflow prevention to comply with federal, state and local codes.

  • Page 5: Initial Set-Up

    NOTE - At least 18 inches (457 mm) of an FDA approved flexible beverage tubing, such as reinforced braided polyethylene or silicone, before the dispenser will facilitate movement to clean the countertop. Bunn-O-Matic does not recommend the use of a saddle valve to install the dispenser. 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

    OPERATING CONTROLS AND INTERFACE 1. Cup Size Buttons: Momentarily pushed to select beverage size to dispense. 2. Stop Button: Momentary pushed to stop dispensing. 3. Decaf Button: Momentarily pushed to select Decaffeinated coffee. 4. Dispense Buttons: Momentarily pushed to dispense selected beverage. 5.
  • Page 7 OPERATING CONTROLS (Continued) STOP SMALL LARGE DECAF HOT CHOCOLATE MOCHA BLACK COFFEE CAPPUCCINO CAPPUCCINO LATTE MOCHA LATTE ESPRESSO 39328.3 012113...

  • Page 8: Installing Pump Tubing

    3. Apply lubricant (BUNN-O-Matic part no. M2531.0001) to the middle section of the new pump tubing. 4. Insert the free end of the pump tubes over the elbow fittings in the bottom of the product section as far as possible.

  • Page 9: Initial Fill & Heat

    INITIAL FILL & HEAT 1. Turn on the water supply and connect the dispenser to the power source. 2. Water will automatically flow into the tank to the proper level and then shut-off. This will take less than ten minutes. 3.

  • Page 10: Programming The Dispenser

    SLCA-7 PROGRAMMING Program Mode: Used to change or enter new set-up values. To enter the Program Mode, Set the RUN/NIGHT/PROGRAM Switch to the PROGRAM position, the unit will display “__PPP” to indicate it is in the Program Mode. Use the MENU switch to scroll to the next display. Use the Increase (+) and Decrease (-) switch to adjust the values.
  • Page 11 PROGRAMMING (Continued) LED DISPLAY PROGRAM MODE DESCRIPTION Left Dispense Ratio Set Decaf Coffee Ratio Default = 30:1 MENU Right Dispense Ratio Set Regular Coffee Ratio Default = 30:1 MENU Left Espresso Ration Set Left Espresso Ration Default = 10:1 MENU Right Espresso Ration Set Right Espresso Ration Default = 10:1...
  • Page 12 PROGRAMMING (Continued) LED DISPLAY PROGRAM MODE DESCRIPTION Powder Whipper Delay Off Set Powder Whipper Motor Delay Off time Default = 1.8 seconds MENU Powder Auger Motor Delay on Set Powder Auger Motor Delay On time Default = .5 seconds MENU Rinse Alarm Timer Displays hours for Rinse Alarm Default = 24 hours...

  • Page 13: Priming The Concentrate Lines

    PRIMING THE CONCENTRATE LINES 1. Open the dispenser door. 2. Select Prime on the Function Selector Switch and Run on the Mode Selector Switch. 3. Close the dispenser door. 4. Place a container under the dispense tip. 5. Activate the appropriate dispense button, "Small" cup button for Left Pump, "Large" cup button for Right Pump, until concentrate flows from the dispense nozzle.

  • Page 14: Draining The Hot Water Tank

    DRAINING THE HOT WATER TANK CAUTION - The dispenser must be disconnected from the power source throughout these steps 1. Disconnect the dispenser from the power source. 2. Open front door and place Main Power Switch in the OFF position and let the water in the tank cool before draining.

  • Page 15: Cleaning And Preventive Maintenance

    CLEANING & PREVENTATIVE MAINTENANCE General Cleaning and Sanitizing Procedures Note: The BUNN¨ SLCA-7 dispenser incorporates a “user select- able” rinse reminder feature, which flashes the LED’s on the front panel when it is time to rinse. Daily: RINSING 1. Open the front door and place the Normal/Program/Rinse switch in the RINSE position.

  • Page 16: Weekly Parts Washing

    Use Bunn P/N to align raised bar 33685.0000 clean- least 100 ppm of brush the bore of...

  • Page 17: Preventive Maintenance

    How long the tube last is dependent on usage and properties of the concentrate. Excessive wear will reduce the output of the pumps resulting in a weak mixed beverage. Bunn-O-Matic recommends replacing the Pump Tubing a minimum of once every 6 months or sooner if warranted.

  • Page 18: Calibrating The Dispenser

    CALIBRATING THE DISPENSER CALIBRATION MODE: The SLCA-7 is calibrated at the factory and does not normally need to be re-calibrated. To enter the Calibration Mode, Set the RUN/NIGHT/PROGRAM Switch to the PROGRAM position and then hold the MENU switch down for 10 seconds.
  • Page 19 CALIBRATING THE DISPENSER (Continued) LED DISPLAY CALIBRATION MODE DESCRIPTION r u n Right Coffee Water Rate Set PRIME-NORMAL-RINSE switch to RINSE position Press the LARGE button, right pump dilution water will run for 20 seconds. MENU Right Coffee Water Rate Enter Liters collected from 20 sec.

  • Page 20: Troubleshooting Guide

    Error Code. Refer to the list of Error Codes below to identify the problem. 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. LED DISPLAY...

  • Page 21: Field Calibration Of The Concentrate Pumps

    Field Calibration of the Concentrate Pumps, Dispenser Flow Rates, and Hopper Powder Throw The factory set default values for the Pump & Dispenser Flow Rates are very accurate and typically do not need to be field calibrated. However, if the mix ratio accuracy is ever in question, this procedure can be used to reca- librate the unit in the field.

  • Page 22: Calibration The Dispenser Flow Rate

    Calibrating the Dispenser Flow Rates Decaf Coffee - Dispenser Flow Rate Calibration 1. Select RINSE on the Function Selector Switch, and PROGRAM of the Mode Selector Switch. Depress and Hold the MENU switch for approximately 10 sec. The unit will display “C1 run” when it has entered the Cali- bration Mode 2.

  • Page 23: Field Adjustment Of Powder Hoppers

    9. Install the coffee BIB’s into the unit, and prime the pumps. Dispense several cups of both regular coffee and Decaf coffee. If either one or both the DECAF and HOT CHOCOLATE LED illuminates during this process and dispensing is disabled, the EMPTY PRODUCT WARNING can be reset by priming the appropriate pump momentarily.

  • Page 24: Electrical Wiring Schematics

    L5 MOKA CAPPUCINO WHI/GRY L6 BLACK COFFEE BLU/RED L7 LATTE 120 or 230 VOLTS AC ORG/RED L8 MOKA LATTE 2 WIRE + GROUND L9 ESPRESSO SINGLE PHASE WHI/RED 60 HZ LED TAIL 39318.0008 03 07/12 ©2012 BUNN-O-MATIC CORPORATION 39328.3 012113...

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