JDF-2SJDF-4SSilver Series®INSTALLATION & OPERATING GUIDEBUNN-O-MATIC CORPORATIONPOST OFFICE BOX 3227SPRINGFIELD, ILLINOIS 62708-3227PHONE: (217) 5
10OPERATING CONTROLS (Continued)Portion Control Option (Mechanical Switch Machines)The dispenser is also equipped with a portion control option. The f
11P3585FIG 15 Temperature LEDs JDF-2S(Early Models)FIG 16 Temperature LEDs JDF-4SP3845OPERATING CONTROLS (Continued)FIG 15A Temperature LEDs JDF-2S
12CLEANING & PREVENTIVE MAINTENANCEDaily: Rinse ProcedureTools required: 32 oz. (946 ml) minimum empty container1. Open dispenser door. Lift up o
13CLEANING (cont)Monthly: Clean Condenser Coils and Filter1. Removable filter can be cleaned in warm soapy water.2. Use a soft bristle brush to clean
14FIG 17 Adjusting Water FlowUsing 1/4" allen wrench Mix Ratio Adjust water flow rate to: Product Brix % (water + concentrate) 2+1 *3.0
15LOADINGFrozen Concentrates1. Thaw the frozen concentrate in a refrigerated 35-40 degrees F (1.6-4.4 degrees C) environment for 36 to 48 hours befor
16Total Dispense Ratio Set Up Procedure1. Adjust water flow as described in Water Flow Testing and Adjustment. Record water output setting for later r
17Temperature Compensated Refractometer Method1. Adjust the water flow as described in Water Flow Testing and Adjustment.2. Place an empty container
18FUNCTION LISTP3585FIG 18 JDF-2S(Early Models)1352444744.2 110813Circuit Board LED Indicators - JDF-2S (Early Models) LED # LED Color Illuminates
19FIG 19 JDF-4SFUNCTION LIST (Continued)31245P3845Circuit Board LED Indicators - JDF-4S and Late Model JDF-2S LED # LED Color Illuminates: 1 Ba
244744.2 070913BUNN-O-MATIC COMMERCIAL PRODUCT WARRANTYBunn-O-Matic Corp. (“BUNN”) warrants equipment manufactured by it as follows:1) Airpots, therma
20TROUBLESHOOTINGA troubleshooting guide is provided to suggest probable causes and remedies for the most likely problems encountered. If the problem
21TROUBLESHOOTING (cont.)Check for "ON" position or no con-tinuity - replace switch.Clean filter and fins or replace con-denser filter. (Filter
22TROUBLESHOOTING (cont.)Dispense station not workingAll stations dispense concentrate only1. Dispense Lockout switch set to OFF position.2. Dispense
23TROUBLESHOOTING (cont.)Dispense stationconcentrate onlyDispense stationwater onlyReplace solenoid (24vdc) or check wire connection between water val
24TROUBLESHOOTING (cont.)Water leak filling drip tray or around dispense deck areaWater leaking beneath machineErratic spray during dispenseDispense no
25TROUBLESHOOTING (cont.)Unit is not workingDifficulty brixing and/or weak bev-erageDifficulty brixing and/or weak bev-erageDifficulty brixing bag-in-box
26COOLANT SCHEMATIC DIAGRAMCONDENSERSUCTIONACCUMULATORCOMPRESSOREVAPORATORPROCESS TUBEFILTERDRYER44744.2 062912
27J6-1J11-1J11-5J6-1J6-5J6-3 J5-1J5-4J2-1J2-6GRNWHI/ORNLEFTDISPENSERIGHTDISPENSELEFTDISPENSERIGHTDISPENSEYEL YELWHI/VIORECIR.PUMPBRNWHIBLKJ1-1J1-5
28SCHEMATIC WIRING DIAGRAM JDF-2S44744.2 030813J6-1J11-1J11-5J6-1J6-5J6-3 J5-1J5-4J2-1J2-6GRNWHI/ORNLEFTDISPENSERIGHTDISPENSELEFTDISPENSERIGHTDISP
29J6-1J6-3 J5-1J5-4J2-1J2-6GRNWHI/ORNSTATION 1DISPENSESTATION 2DISPENSESTATION 1DISPENSESTATION 2DISPENSEYEL YELWHI/VIORECIR.PUMPBRNWHIBLKJ1-1J1-5
3USER NOTICESCarefully read and follow all notices on the equipment and in this manual. They were written for your protec-tion. All notices are to be
30SCHEMATIC WIRING DIAGRAM JDF-4S44744.2 030813J6-1J6-3 J5-1J5-4J2-1J2-6GRNWHI/ORNSTATION 1DISPENSESTATION 2DISPENSESTATION 1DISPENSESTATION 2DISP
311. Install door cover by first plugging the door harness connector into the machine harness connector located at the bottom of the machine door.2. In
4PLUMBING REQUIREMENTS This dispenser must be connected to a COLD WATER system with operating pressure between 20 and 100 psi (138 and 690 kPa). This
52. On Portion Control models, connect membrane switches to Door Circuit Board.4. Secure the door cover using 5 screws provided.DOOR COVER INSTALLATIO
6INITIAL FILL CAUTION: The dispenser must be disconnected from the power source throughout the initial fill except when specified in the instructions.1.
7FIG 5 Initial Fill Connection - JDF-2S7. Turn ON the refrigeration switch near the main control board (Fig. 7). This will start the water bath pum
8OPERATING CONTROLSFIG 7 Refrigeration SwitchFIG 9 Product Dispense Switches - JDF-2SRefrigeration SwitchThe refrigeration switch is located on th
9FIG 11 Product Dispense Switches - JDF-2SProduct Dispense Switch (Membrane Switch Machines)A. Product Dispense Switch Momentarily pressing and re
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