Manuale d’uso / di manutenzione del prodotto JDF-2N del fabbricante Bunn
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BUNN-O-MA TIC CORPORA TION POST OFFICE BOX 3227 SPRINGFIELD, ILLINOIS 62708-3227 PHONE: (217) 529-6601 F AX: (217) 529-6644 www .bunnomatic.com JDF-2 S/N JDF0005473 & UP 38310.
2 BUNN-O-MA TIC 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 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 12559.
4 PLUMBING REQUIREMENTS This dispenser must be connected to a COLD WA TER 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.
5 NOTE - At least 18 inches (457 mm) of an FDA approved flexible beverage tubing, such as reinforced braided polyethylene, before the dispenser will facilitate movement to clean the countertop. It can be purchased direct from BUNN-O-MA TIC (part number 34325.
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 .
7 OPERA TING CONTROLS FIG 3 Refrigeration Switch FIG 4 Sanitize Switch P2657 P2261 38310 062205 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 .
8 OPERA TING 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.
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.
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.
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.
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 T ubing CLEANING (cont) 38310 012207 NOTE: High volume applications may require tubing changes every 6 months.
13 ADJUSTMENT & OPTIONAL SETTINGS T otal Dispense Ratio Set Up Procedure 1. Adjust water flow as described in Water Flow T esting and Adjustment . Record water output setting for later reference on each dispense head. 2. Enter program mode by simultaneously pressing both hidden switches.
14 ADJUSTMENT & OPTIONAL SETTINGS (cont) 7. Repeat steps 3 through 6 as necessary until the correct water flow rate is achieved. 8. Repeat steps 3 through 7 for the remaining dispense positions. 9. Exit the “Pump Speed Programming” mode by simultaneously pressing both “Hidden Switches”.
15 ADJUSTMENT & OPTIONAL SETTINGS (cont) Pump Speed Programming 1. Enter the “Pump Speed Programming” mode by simultaneously pressing both “Hidden Switches”. Note that the beeper sounds twice and that the “PROGRAM” indicator begins flashing.
16 ADJUSTMENT & OPTIONAL SETTINGS (cont) Dispenser Lockout Dispense and Rinse functions of the dispenser can be electronically locked-out to prevent unauthorized use of the dispenser , while keeping the refrigeration system running. 1. Enter the “Pump Speed Programming” mode by simultaneously pressing both “Hidden Switches”.
17 ADJUSTMENT & OPTIONAL SETTINGS (cont) Password Protection The programming modes and ser vice lockout function may be password protected to prevent accidental or unauthorized access to these features. The dispenser is shipped from the factor y with a password of “0” (no password.
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.
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 .
20 38310 010406 Function # 0 1 2 3 4 101 102 103 104 7 8 9 10 11 12 13 14 15 16 17 18 27 28 29 30 31 32 33 34 50 51 52 53 54 55 75 76 77 78 99 100 Description Enter Password Set Pump 1 RPM (Concentrat.
21 38310 010406 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 T echnical Ser vice Department.
22 38310 010406 TROUBLESHOOTING (cont.) Check for "ON" position or no con- tinuity - replace switch. Clean or replace condenser filter . Replace fan motor or check fan blades for obstructions. Check compressor relay coil for 120vac. NOTE: Aleays check power with coil attached.
23 38310 010406 TROUBLESHOOTING (cont.) Dispense station not working "refill" LED and beep code. A) 3-Beep - Dispense/Rinse sens- ing fault. B) 4-Beep - Dispense/Rinse knob mis-positioned. Refill LED not extinguishing All stations dispense concentrate only 1.
24 38310 010406 TROUBLESHOOTING (cont.) Dispense station concentrate only Dispense station water only Dispense starts then stops or "refill" flashes and beeps 5 times. Replace solenoid (24vdc) or check wire connection between water valve and main control board.
25 38310 010406 TROUBLESHOOTING (cont.) Water leak filling drip tray or around dispense deck area Water leaking beneath machine Erratic spray during dispense Dispense nozzle dripping water Can't access programming 1. Initial fill/setup 2. Dispense deck 3.
26 38310 010406 TROUBLESHOOTING (cont.) Uni t is no t work ing and no beep/ light fault codes Difficulty brixing and/or weak bev- erage 1. Step-down transformer . 2. Main control board. 1. Product viscosity or too cold. 2. Low water pressure. 3. High water pressure.
27 38310 010406 Difficulty brixing and/or weak bev- erage Difficulty brixing bag-in-box 1. Pump tubing. 2. Bottle adapter assembly leaking NOTE: Leaking water into con- centrate bottle during rinse of any station. 3. Use of portable water pump. Vacuum leak Inspect, clean, or replace tubing and pump rotor/rollers for ease of rotation.
28 COOLANT SCHEMA TIC DIAGRAM CONDENSER SUCTION ACCUMULA TOR COMPRESSOR EV APORA TOR PROCESS TUBE FIL TER DRYER 38310 010406.
29 SCHEMA TIC WIRING DIAGRAM 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 THERMOSTA T K2 K2 COMP .
30 38310 010406 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 SOL #2 DISPENSE RED/BLK WHI/ORN SOL #1 DISPENSE #2 RINSE & DISPENSE LIMI.
31 38310 010406 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 J5-1 J5-5 J5-10 J5-15 J5-19 J4-1 J4-5 J4-10 J4-14 J9-1 J9-6 RED WHI GRN/WHI .
32 38310 012207 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 RED/BLK GRY WHI BLK LIMIT THERMOST AT K2 K2 COMP .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Bunn JDF-2N è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Bunn JDF-2N - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Bunn JDF-2N imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Bunn JDF-2N ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Bunn JDF-2N, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Bunn JDF-2N.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Bunn JDF-2N. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Bunn JDF-2N insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
