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BUNN-O-MATIC COMMERCIAL PRODUCT WARRANTY Bunn-O-Matic Corp. (“BUNN”) warrants equipment manufactured by it as follows: 1) All equipment other than as specified below: 2 years parts and 1 year labor. 2) Electronic circuit and/or control boards: parts and labor for 3 years. 3) Compressors on refrigeration equipment: 5 years parts and 1 year labor. 4) Grinding burrs on coffee grinding equipment to grind coffee to meet original factory screen sieve analysis: parts and labor for 3 years or 30,000 po
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INTRODUCTION The Liquid Coffee Ambient Iced Coffee Dispenser (LCA-2 IC) delivers two types of coffee. The dispenser can be set up for continuous draw (by the cup) for self-serve applications, or portion-control to fill carafes and decanters for wait staff. CONTENTS Warranty......................................................................................................................................2 Introduction ..........................................................................
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ELECTRICAL REQUIREMENTS CAUTION: The dispenser must remain disconnected from the power source until specified in Electrical Hook- Up. The LCA-2 IC dispenser is supplied with a 120-volt / 15 Amp cord set and requires a 2-wire, grounded, individual branch circuit rated for 120 volts AC, 15 amp, single phase, 60Hz. The mating connector must be a NEMA 5-15R. PLUMBING REQUIREMENTS The dispenser may be connected to a cold water system with operating pressure between 20 and 90 psi (138 and 620 kP
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INITIAL SET-UP NOTE: The LCA-2 IC weighs approximately 70 lbs. (31.8 kg). If necessary, use more than one person when lifting or moving the dispenser. 1. Locate and remove the information packets and tube kits from top of packaging and set aside. 2. Remove foam packing and cut around the bottom of box. 3. Remove the box and the rest of the foam packing. 4. Open the dispenser door and remove the drip tray and the lower splash guard panel. 5. Set dispenser on the counter where it is to be used.
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SELECTING THE CORRECT PUMP TUBING There are two pump tube sizes available for use with this dispenser. Look up the recommended tube size for the mix ratio of your concentrate, refer to the Tube Selection Chart. TUBE SELECTION CHART Dispense Concentrate Ratios Rate 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 1.8 Oz/sec. 3/16” I.D. TUBING 1/8” I.D. TUBING (53 ml/sec.) Example: For a Dispenser Flow Rate of 1.8 Oz./sec (53 mL/sec) and a Mix Ratio of 60:1 – use 1/8” I.D. Tubing. Tub
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OPERATING CONTROLS AND INTERFACE 1. Dispense Switches: Pull and Hold to dispense product. 2. Stop Switch: Momentary switch stops all dispense functions. 3. Alternate Portion Control Switch: Momentarily pushed to select the Alternate Portion Control Volume. 4. Function Selector Switch: Allows the user to set the dispenser into different dispensing modes. a. Rinse: Dispenses water only- Flushes the mix chamber and dispense tip. b. Prime: Dispenses concentrates only – Primes the concentrate pump. c
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INITIAL POWER-UP 1. Select Normal on the Function Selector Switch and Run on the Mode Selector Switch. 2. Confirm the water supply is on. 3. Connect the dispenser to the power source. The Red POWER LED will illuminate and the machine will be ready for Programming as described in Programming Functions & Basic Operations. 1 1 3 38059 050605 9
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Rinse Alarm Feature Periodic rinsing of the mix chambers and dispense tips is essential for proper maintenance and optimum performance of the dispenser. The automated Rinse Alarm feature has three levels of operation, Disabled, Warning Only and Warning with Brew Lockout, see chart for details. Alarm Level Selected Alarm Mode Disabled None Warning Only Rinse LED will come on 4 hrs prior to the selected time interval and remain on until the Rinse procedure has been performed. The dispenser
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PROGRAMMING THE DISPENSER Remove the lower splash guard assembly to access the digital programming module with LCD display. Press the Down Arrow key to enter the programming menu. Use the Up and Down Arrow keys to scroll through the menu screens. Select Exit to leave the programming function and return to normal operations. NOTE 1: Flashing menu items indicate which selection is active. NOTE 2: Values shown below are the factory default values for English units. NOTE 3: Values in [X - X] are the
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MENU SCREEN ACTION DESCRIPTION LF PRODUCT DISP Select (RESET) to clear total Selecting Reset will clear the Current accumulated .0GAL RESET? volume of mixed product dispensed through the Left dispenser. Gal (Liters) LF PRODUCT DISP NONE Displays the Total accumulated volume of mixed .0GAL product dispensed through the Left dispenser. Not Re-settable. Gal (Liters) RT PRODUCT DISP Select (RESET) to clear total Selecting Reset will clear the Current accumulated .0GAL RESET? volume
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MENU SCREEN ACTION DESCRIPTION Use the (+) or (-) buttons to Enter the desired time between required Rinse RINSE TIME ? adjust Rinse Alarm delay Cycles in hours, [8 - 24 hrs.] (-) 12 Hrs (+) Select (YES) to enable Select YES to Lockout dispensing until the Rinse RINSE LOCKOUT ? Alarm has been cleared. Default is NO NO EXIT YES Select (YES) to enable Select YES to Lockout dispensing until the BIB EMPTY LOCKOUT Concentrate BIB has been replaced. Default is NO EXIT YES NO Use the
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MENU SCREEN ACTION DESCRIPTION CAL LF WTR VOL Use the (+) or (-) buttons to Enter the volume of the water measured from the (-) 36.0OZ (+) enter volume collected Left dispenser in Oz. (mL). CAL LEFT SIDE ? NONE Scroll down to bypass this screen. EXIT YES CAL RIGHT SIDE ? Select (YES) to enable Selecting Yes will enable the Right Dispenser EXIT YES Calibration routine. Calibration routine, (see Pump Calibration) prior to calibrating the dispenser. CAL RIGHT PUM
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MENU SCREEN ACTION DESCRIPTION BIB EMPTY -> 250 Use the (+) or (-) buttons to Used to set the Conductance Threshold for the (-) EXIT (+) adjust empty BIB threshold Empty BIB warning. Default is 250 WTR START DELAY Use the (+) or (-) buttons to Dispense Valve ON Delay. Eliminates weak mix (-) .15SEC (+) adjust delay time at the beginning of a dispense. WTR STOP DELAY Use the (+) or (-) buttons to Dispense Valve OFF Delay. Flushes the mix (-) .15SEC (+) adjust delay time chamber
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LOADING THE CONCENTRATE 1. Thoroughly mix concentrate by vigorously shaking the product Bag-In-Box (BIB). 2. Pull the BIB connector through the hole provided in the box and place it on the drip tray with the connector facing up. (See Fig. 1) 3. Open the dispenser door and locate the appropriate left or right BIB Adapter fitting. 4. Pull the Adapter fitting down and connect it to the BIB. (See Fig. 2) 5. Place the BIB upright in the machine, rotating it into position with the connector facing fo
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OPERATING THE PULL & HOLD DISPENSER Set the Function Selector Switch to Normal and the Mode Selector Switch to Run. 1. Pull and Hold Dispense Mode (Cup at a time) a. Place cup on the cup tray beneath the desired dispensing tip. For a large container, flip the cup tray up and place the container on top of the drip tray. b. Pull and Hold the corresponding dispense handle until the cup or other container is full. c. Remove cup or container. 2. Portion Dispense Mode (Preset volume dispensing) Refe
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CLEANING & PREVENTATIVE MAINTENANCE General Cleaning and Sanitizing Procedures ® Note: The BUNN Liquid Coffee Dispenser incorporates a “user selectable” rinse reminder feature, which lights the Rinse LED on the front panel and disables dispensing when it is time to rinse. See Programming Functions to activate this feature. Daily: RINSING 1. Open the dispenser door. 2. Select Rinse on the Function Selector Switch and Run on the Mode Selector Switch. 3. Close the dispenser door. 4. Place a 1/2
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REPLACING THE PUMP TUBING The pumps and tubing used in the dispenser are designed to give maximum performance and long life. However, the tubes are a wear item and must be replaced periodically. How long the tubes 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. Refer to the Tube Replacem
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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. • Only qualified service personnel should perform inspection, testing, and repair of electrical equipment. • Shorting the terminals or the application of external voltages to electronic components may result in component or circuit board fa
