Bunn JDF-4S service manual Operating Controls, Refrigeration Switch

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OPERATING CONTROLS

Refrigeration Switch

The refrigeration switch is located on the Electrical Panel of the dispenser near the Circuit Board. This switch controls power to the water bath pump and relay contacts for the compressor and condenser fan motor.

FIG 7 Refrigeration Switch

Product Dispense Switch (Mechanical Switch Machines)

Pressing and holding switch will initiate product flow from the respective nozzle; releasing the switch will stop the flow.

FIG 9 Product Dispense Switches - JDF-2S

FIG 10 Product Dispense Switches - JDF-4S

8	44744.2 110813

Image 8

Contents JDF-2S JDF-4S Phone 217 529-6601 FAX 217BUNN-O-MATIC Commercial Product Warranty Contents User NoticesInitial SET-UP CE RequirementsElectrical Requirements Plumbing Requirements Door Cover Installation Secure the door cover using 5 screws providedInitial Fill Plumbing HookupPlumbing Connections JDF-2S Plumbing Connections JDF-4S Initial Fill Refrigeration Switch Refrigeration SwitchProduct Dispense Switch Mechanical Switch Machines Operating ControlsProduct Dispense Switch Membrane Switch Machines Dispense Lockout SwitchDispense Lockout Switch Program SwitchPortion Control Option Mechanical Switch Machines Push and Hold Membrane Switch MachinesPortion Control Option Membrane Switch Machines Dispenser USETemperature LEDs JDF-4S Temperature LEDs JDF-2S Late ModelsCleaning & Preventive Maintenance Daily Rinse ProcedureCleaning Monthly Clean Condenser Coils and Filter Open dispenser doorAdjustment & Optional Settings Water Flow Testing and AdjustmentLoading PrimingFrozen Concentrates Ambient Concentrates OptionalRatio Target Optional Cold Water Flow Adjustment Dispenser LockoutCircuit Board LED Indicators JDF-2S Early Models Function ListLED # LED Color IlluminatesJDF-4S Troubleshooting ProblemProbable Cause RemedyTroubleshooting Compressor ON/OFF switch Dirty condenser filter or finsRefrigeration Space around machineProblem Probable Cause Remedy Concentrate only Water onlyInitial fill/setup Nect fittingsTray Water pressure greater thanProblem Probable Cause Coolant Schematic Diagram Schematic Wiring Diagram JDF-2S Models with LED Lited DoorsModels with Flourescent Lited Doors RED BLKSchematic Wiring Diagram JDF-4S BRN BLU EMIWire Quick Setup Guide JDF-2S and JDF-4S JDF-2S shown Shown.See Initial Fill

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