Bunn JDF-2 manuale d’uso

INST ALLA TION & OPERA TING MANUAL JDF-2 BUNN-O-MA TIC CORPORA TION POST OFFICE BOX 3227 SPRINGFIELD, ILLINOIS 62708-3227 PHONE: (217) 529-6601 FAX: (217) 529-6644 www .bunnomatic.com BUNN ® 35303.0000 12/03 ©2003 Bunn-O-Matic Corporation[...]

2 BUNN-O-MA TIC COMMERCIAL PRODUCT W ARRANTY 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 l[...]

3 USER NOTICES Carefully read and follow all notices on the equipment and in this manual. They were written for your protec- tion. All notices are to be kept in good condition. Replace any unreadable or damaged labels. 27442.0000 00986.0002 33461.0001 ! W ARNING DO NO T O VERLOAD CIRCUIT . AL W A YS ELECTRICALL Y GROUND THE CHASSIS OR AD APT [...]

4 PLUMBING REQUIREMENTS This dispenser must be connected to a COLD WATER system with operating pressure between 20 and 100 psi (138 and 690 kPa). This water source must be capable of producing a minimum flow rate of 3 fluid ounces (88.7 milliliters) per second. A shut off valve should be installed in the line before the dispenser. Install a regulat[...]

5 number .]) BUNN-O-MA TIC does not recommend the use of saddle valves to install the dispenser . The size and shape of the hole(s) made in the supply line(s) by saddle valves may restrict water flow . Note- A water strainer (Bunn-O-Matic part number 23720.1000) should be installed in line, prior to the flexible water line. This strainer is supplie[...]

6 LOADING Frozen Concentrates 1. Thaw the frozen concentrate in a refrigerated 35-40 degrees F (1.6-4.4 degrees C) environment for 36 to 48 hours before use. 2. Thoroughly mix the thawed concentrate by vigorously shaking the product container. 3. Open the dispenser door. 4. Prior to placing the product container in the dispenser, make sure that the[...]

7 OPERA TING CONTROLS Refrigeration Switch The refrigeration switch is located on the top of the dispenser near the left rear corner. This switch controls power to the compressor and the condenser fan motor. Sanitize Switch The sanitize switch is located behind the drip tray in the lower left corner of the chassis. The drip tray can be removed to p[...]

8 OPERATING CONTROLS (cont.) FIG 5 Press and Hold Models A. Product Dispense Switch Pressing and holding switch will initiate product flow from the respective nozzle; releasing the switch will stop the flow. B. Hidden Switch These switches are used to access, change and exit the dispenser program mode. C. Lock Switch This switch is used to lockout [...]

9 DISPENSER USE Press and Hold Models (Refer to Fig 5) 1. Place a cup on the drip tray beneath the desired dispensing nozzle. 2. Press and hold the “Product Dispense” switch until the beverage reaches the desired level, then release. Portion Control Models (Refer to Fig 6) 1. Place a cup on the drip tray beneath the desired dispensing nozzle. 2[...]

10 CLEANING & PREVENTIVE MAINTENANCE General Cleaning and Sanitizing Procedures Note: The Bunn Juice Dispenser incorporates a rinse reminder feature which lights the rinse led on the front panel when it is time to rinse. See dip switch function list to activate this feature. Daily: Rinse Procedure Tools required: 32 oz. (946 ml) minimum empty c[...]

11 CLEANING (cont) 6. Select the dispense stations by pressing the “Dispense Switch” for that station. Use the “+/Stop Switch” for portion contol dispensers. The “REFILL” indicator will light and the beeper will sound for the dispense head selected. 7. Once the dispense heads have been selected, press and hold the “Sanitize Switch” [...]

12 Monthly: Clean Condenser Air Filter 1. Remove the condenser air filter located on the rear of the dispenser. 2. Using a water spray, clean the air filter. Annually: Replace Pump Tubing 1. Open dispenser door. 2. Remove all product containers and place them in a refrigerated (35-40 degrees F [1.6-4.4 degrees C]) environment. Disconnect all connec[...]

13 ADJUSTMENT & OPTIONAL SETTINGS SETTING THE MIX RATIO/BRIX Ratio Cup Method 1. Adjust the water flow as described in Water Flow Testing and Adjustment. 2. Remove the dispense nozzle from the appropriate dispense position. 3. Assemble, lubricate, and install the Flow Separator Assembly (BUNN-O-MATIC part number 32629.0000) into the dispense no[...]

14 W ater Flow T esting and Adjustment 1. Enter the “Pump Speed Programming” mode by simultaneously press- ing both “Hidden Switches” Fig 5 or Fig 6. Note that the beeper sounds twice and that the “PROGRAM” indicator begins flashing. 2. Place a graduated measuring cup or the large chamber of the empty brixing cup (BUNN-O-MATIC part numb[...]

15 the “Product Dispense” (“+/STOP”) Switch is pressed, the motor speed is decreased by one step (5 RPM.) Note that each step is confirmed by a single flash of the appropriate “REFILL” indicator and a single tone from the beeper. 4. Repeat as necessary at the remaining dispense stations. 5. Exit the “Pump Speed Programming” mode by [...]

16 6. If the password is forgotten, it can be reset to “0” (dispenser lockout disabled) as follows: Note: The following procedure also clears the programming and service lockout password. a) Disconnect the dispenser from its power source. b) Place the “Refrigeration Switch” Fig 3, in the OFF (rearward) position. c) While pressing and holdin[...]

17 3. To enter the password, proceed as follows: a) Press and hold either “Hidden Switch”. b) In a 5 second period, press and release the “Sanitize Switch” the password number of times. For example: If the password is set to 3, press and release the “Sanitize Switch” 3 times in the 5 second period. c) Release the “Hidden Switch”. d)[...]

18 Dispense Fault List “REFILL” indicator Beeper Fault 2 flashes 2 beeps Dispense station locked out. 3 flashes 3 beeps DISPENSE/RINSE sensing fault. 4 flashes 4 beeps DISPENSE/RINSE knob mis-positioned. 5 flashes 5 beeps Pump motor stalled/speed sensor inoperative. All “REFILL” 3 beeps Dispenser locked out. indicators flash 3 times Cooling[...]

19 Dip Switch Function List Dip Switch Controls Off On 1 “REFILL” indicator when “concentrate out” is detected. Inactive Active 2 Lockout dispense components when “concentrate out” is detected. Inactive Active ( Note ) 3 Number of positions that can dispense/rinse simultaneously. 3 2 4 Rinse timer Off On 5 Audio feedback during dispense[...]

20 COOLANT SCHEMA TIC DIAGRAM CONDENSER SUCTION A CCUMULA TOR COMPRESSOR EV APORA T OR PROCESS TUBE 33464.0000A 09/00 ©2000 Bunn-O-Matic Corporation FIL TER DR YER 35303 012703[...]

21 SCHEMA TIC WIRING DIAGRAM 35303 121203 J3-1 J3-2 J1-1 J1-5 J1-10 C O N T R O L P C B O A R D J1-18 J7-1 J7-5 J7-10 J7-16 J8-1 J8-8 J6-1 J6-6 J6-12 LAMP ASSY. GRN GRN GRN N L1 BLU BRN/BLK RED/BLK RED/BLK GRY WHI BLK LIMIT THERMOSTAT K2 K2 COMP. COMPRESSOR ASSEMBLY + – RECT TRANSFORMER WHI/BLU WHI WHI WHI WHI/RED WHI/RED BLK BLK RED/BLK RED/BLK [...]

22 SCHEMA TIC WIRING DIAGRAM 35303 121203 J3-1 J3-2 J1-1 J1-5 J1-10 C O N T R O L P C B O A R D J1-18 J7-1 J7-5 J7-10 J7-16 J8-1 J8-8 J6-1 J6-6 J6-12 LAMP ASSY. GRN GRN GRN BLU BRN/BLK RED/BLK RED/BLK GRY WHI BLK LIMIT THERMOSTAT K2 K2 COMP. COMPRESSOR ASSEMBLY + – RECT TRANSFORMER WHI/BLU WHI WHI WHI WHI/RED WHI/RED BLK BLK RED/BLK RED/BLK GRY W[...]