Manuals / Bunn / Kitchen Appliance / Coffeemaker

Bunn JDF-4SB, JDF-4D manual SERVICE CONT Condenser Fan all Models, Location, Blu/Blk

Models: JDF-4D JDF-4SB JDF-4S

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SERVICE (CONT.)

SERVICE (CONT.)

Condenser Fan (all Models)

JDF-4S shown

P1684.40

FIG. 21 CONDENSER FAN

Location:

The condenser fan is located inside the main frame below the compressor assembly.

Test Procedure:

1.Disconnect the dispenser from the power source.

2.Disconnect the 2-pin from the fan to the main wiring harness.

3.Check for continuity across the fan terminals.

If continuity is present as described, reconnect the wires to the fan terminals.

If continuity is not present as described, replace the fan.

Removal and Replacement:

1.Disconnect the dispenser from the power source.

2.Remove the four screws attaching the fan and cover assembly to the refrigeration cabinet.

3.Gently pull the cover assembly forward and discon- nect the 2-pin connector from the fan to the main harness.

4.Remove the fan from the cover assembly and dis- card.

5.Install the new fan onto the cover assembly.

6.Reconnect the wiring harness to the new fan.

7.Install fan and cover assembly using four screws previously removed.

8.Reconnect power to the dispenser.

BLU/BLK

WHI P1219

FIG. 22 CONDENSER FAN TERMINALS

24	49179	110613

Image 24

Bunn JDF-4SB, JDF-4D manual SERVICE CONT Condenser Fan all Models, Location, Blu/Blk

Contents

SERVICE & REPAIR MANUAL JDF-2S, JDF-4S JDF-4D, JDF-4SBBUNN-O-MATIC CORPORATION 49179.0000C 02/14 2013 Bunn-O-Matic CorporationBUNN-O-MATIC COMMERCIAL PRODUCT WARRANTY CONTENTS Safety firstBasic Maintenance Preventive MaintenanceRecommended Daily Cleaning Instructions REQUIRED REGULAR MAINTENANCE TROUBLESHOOTING PROBLEMPROBABLE CAUSE Cold Water CirculationTROUBLESHOOTING Continued RefrigerationDispenser Locked Out PROBLEMTROUBLESHOOTING Continued PROBLEMPROBABLE CAUSE REMEDYconcentrate only water onlyTROUBLESHOOTING Continued PROBLEMTROUBLESHOOTING Continued PROBLEM1. Initial fill/setup PROBABLE CAUSETROUBLESHOOTING Continued PROBLEMfrom bag-in-box connector to bottle PROBABLE CAUSESERVICE COMPONENT ACCESSSERVICECONT ACCESS PANELS FIG. 1 ACCESS PANELSJDF-4S shown 49179SERVICECONT DISPENSE PLATFORM REMOVAL The JDF-4S uses 2 of the two head dispense platformsSERVICE CONT Ballast JDF-2S,4S FIG. 3 BALLASTLocation SERVICE CONT Cabinet Fan all Models LocationFIG. 5 CABINET FAN SERVICE CONT LG Compressor JDF-2S,4S,4D GRN WireSERVICE CONT Compressor Cont SERVICE CONT GD Compressor JDF-2S,4S,4D FIG. 11 COMPRESSORLocation FIG.12 COMPRESSOR THERMALSERVICE CONT Compressor Cont BLU/BLK GRN WHIPlugs into Relay SERVICE CONT Compressor JDF-4SB 230V shownSERVICE CONT Compressor Cont BLU/BLKBLU from Capacitor BRN from CapacitorSERVICE CONT Compressor Switch all Models FIG. 19 COMPRESSOR SWITCHLocation RED/BLK BLKSERVICE CONT Condenser Fan all Models FIG. 21 CONDENSER FANLocation BLU/BLKSERVICE CONT Control Board, Main all Models SERVICE CONT Portion Control Board JDF-2S,4S Disconnect the dispenser from the power sourceSERVICE CONT Push Button Control Board JDF-4D FIG. 28 CONTROL BOARD CONNECTORSSERVICE CONT Portion Control Board JDF-4DSERVICE CONT Circulation Pump all Models SERVICE CONT Dispense Platform Switch all Models FIG. 33 DISPENSE PLATFORM SWITCHSERVICE CONT Dispense Pump all Models except JDF-4D SERVICE CONT Dispense Motor all Models FIG. 38 DISPENSE MOTOR CONNECTORSFIG. 37 DISPENSE MOTOR SERVICE CONT Dispense Valve all Models FIG. 39 DISPENSE VALVEDispense Station #1 WHI/VIO #3 WHI/VIO Dispense Station #4 WHI/ORN YEL to Control BoardSERVICE CONT Dispense Switches JDF-2S, JDF-4S P1449SERVICE CONT Cold Water Dispense Switch JDF-4S only SERVICE CONT Dispense Membrane Switch all Models LocationFIG. 48 MEMBRANE SWITCH SERVICE CONTCold Water Dispense Membrane Switch all Models FIG.47 MEMBRANE SWITCHESSERVICE CONT EMI Filter all Models FIG. 49 EMI FILTERJDF-4S shown SERVICE CONT Lamps, Holders and Ballasts Early Models FIG. 51 LAMPS & HOLDERSFIG. 52 LAMP HOLDERS SERVICE CONT LED Lamps JDF-2S, JDF-4S Rectifier JDF-2S, JDF-4S SERVICE CONTFIG. 55 RECTIFIER Relay all Models SERVICE CONTFIG. 57 RELAY Resistor all 230V Models SERVICE CONTFIG. 59 RESISTOR SERVICE CONT Solenoid - Cold Water JDF-4S only WHI/VIO to Control BoardWHI to Control Board FIG. 62 COLD WATER SOLENOIDSERVICE CONT Solenoid - Inlet all Models BRN to Control BoardSERVICE CONT Temperature Probe all Models TEMPRESISTANCE VOLTAGESERVICE CONT Temperature Sensor all Models FIG. 67 TEMPERATURE SENSORTEMP RESISTANCESERVICE CONT Transformer all Models WHI/BLU to ControlBoard J6-1,J12-1 to ControlSERVICE CONT Transformer - Lited Doors JDF-2S, JDF-4S WHI/GRN - T8WHI/BLK - T12 WHI - 120V T2, 240V T6Triac Map StationStation StationDIAGRAM for JDF-2S LED Lited Doors SCHEMATIC WIRING DIAGRAM JDF-2SELECTRICAL SCHEMATIC Models with 2 WIREELECTRICAL SCHEMATIC DIAGRAM for JDF-2S Models with Flourescent Lited DoorsSCHEMATIC WIRING DIAGRAM JDF-2SELECTRICAL SCHEMATIC DIAGRAM for JDF-4S Models with LED Lited Doors SCHEMATIC WIRING DIAGRAM JDF-4S2 WIRE SINGLE PHASEELECTRICAL SCHEMATIC DIAGRAM for JDF-4S SCHEMATIC WIRING DIAGRAM JDF2 WIRE SINGLE PHASE Models with Flourescent Lited DoorsELECTRICAL SCHEMATIC DIAGRAM for JDF-4D Press & Release ModelsSCHEMATIC WIRING DIAGRAM JDF-4D 2 WIREELECTRICAL SCHEMATIC DIAGRAM for JDF-4D Portion Control Models SCHEMATIC WIRING DIAGRAM JDF-4D2 WIRE SINGLE PHASEELECTRICAL SCHEMATIC DIAGRAM for JDF-4S-SB SCHEMATIC WIRING DIAGRAM JDF-4S-SB2 WIRE SINGLE PHASE