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Bunn JDF-4S Coolant Schematic Diagram, Evaporator, Process Tube, Compressor, Condenser, 44744

Models: JDF-4S

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Page 25

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COOLANT SCHEMATIC DIAGRAM

EVAPORATOR

PROCESS TUBE

COMPRESSOR

ACCUMULATOR

SUCTION

DRYER

FILTER

CONDENSER

25	44744 032811

Page 25

Image 25

Bunn JDF-4S Coolant Schematic Diagram, Evaporator, Process Tube, Compressor, Accumulator Suction Dryer, Condenser, 44744

Contents

INSTALLATION & OPERATING GUIDE BUNN-O-MATIC CORPORATIONJDF-2S JDF-4S Silver SeriesBUNN-O-MATIC COMMERCIAL PRODUCT WARRANTY CONTENTS USER NOTICESAVERTISSEMENT CHARGECE REQUIREMENTS INITIAL SET-UPELECTRICAL REQUIREMENTS PLUMBING REQUIREMENTSP3577 DOOR COVER INSTALLATIONP3578 P3840INITIAL FILL PLUMBING HOOKUPINITIAL FILL Continued LOADINGFrozen Concentrates Ambient Concentrates OptionalProduct Dispense Switch Mechanical Switch Machines Refrigeration SwitchPRIMING OPERATING CONTROLSDispense Lockout Switch JDF-2S shown Product Dispense Switch Membrane Switch MachinesProgram Switch JDF-2S shown OPERATING CONTROLS ContinuedPush and Hold Membrane Switch Machines Portion Control Option Mechanical Switch MachinesPortion Control Option Membrane Switch Machines OPERATING CONTROLS Continued DISPENSER USEOPERATING CONTROLS Continued FIG 15 Temperature LEDs JDF-2SEarly Models Daily Rinse Procedure CLEANING & PREVENTIVE MAINTENANCEDaily Parts Washing Sanitize Process for Semi-Automatic and ManualAnnually Replace Pump Tubing CLEANING cont Monthly Clean Condenser CoilsWater Flow Testing and Adjustment ADJUSTMENT & OPTIONAL SETTINGSPump Speed Adjustment Brix %ADJUSTMENT & OPTIONAL SETTINGS cont Total Dispense Ratio Set Up ProcedureTemperature Compensated Refractometer Method ADJUSTMENT & OPTIONAL SETTINGS cont Dispenser Lockout LED # FUNCTION LIST Circuit Board LED Indicators - JDF-2S Early ModelsLED Color IlluminatesFUNCTION LIST Continued Circuit Board LED Indicators - JDF-4S and Late Model JDF-2SLED # LED ColorPROBLEM TROUBLESHOOTINGPROBABLE CAUSE REMEDY1. Compressor ON/OFF switch 2. Dirty condenser filter or fins TROUBLESHOOTING cont PROBLEM RefrigerationPROBABLE CAUSE REMEDYPROBLEM TROUBLESHOOTING contPROBABLE CAUSE REMEDYwater only concentrate onlyTROUBLESHOOTING cont PROBLEMPROBLEM TROUBLESHOOTING cont1. Initial fill/setup PROBABLE CAUSEPROBLEM TROUBLESHOOTING contuct using Total Dispense method Inspect, clean, or replace tubingEVAPORATOR COOLANT SCHEMATIC DIAGRAMPROCESS TUBE COMPRESSORSCHEMATIC WIRING DIAGRAM JDF-2S SCHEMATIC WIRING DIAGRAM JDF-2S44744 SCHEMATIC WIRING DIAGRAM JDF-4S SCHEMATIC WIRING DIAGRAM JDF-4S44744 Plumbing Requirements QUICK SETUP GUIDE - JDF-2S and JDF-4S JDF-2S shownshown.See Initial Fill