Bunn JDF-4S Initial fill/setup, Nect fittings, Tray, Water pressure greater than, 100psi, Broken

Page 23

TROUBLESHOOTING (cont.)

 

 

PROBLEM

PROBABLE CAUSE

REMEDY

Water leak filling drip tray or around

1. Initial fill/setup

Some expansion normal. May fill

dispense deck area

 

drip tray during initial ice block

 

 

formation

 

2. Dispense deck

Inspect or replace fittings clamps,

 

 

o-rings, solenoids and quick discon-

 

 

nect fittings.

 

 

NOTE: Dispense deck area slopes

 

 

to drain tube that leads to the drip

 

 

tray.

 

3. Water pressure greater than

 

100psi

Water leaking beneath machine

1. Bath tank overflow.

 

2. Condensation from cabinet cool-

 

ing coil.

Erratic spray during dispense

Dispense nozzle mixer missing or

 

broken

Dispense nozzle dripping water

Dispense solenoid.

Install water pressure regulator and reduce to 50 psi.

A)Check all internal water connec- tions.

B)Check internal plumbing con- nections.

Check for routing of condensation tube to water bath.

Replace mixer.

Replace dispense deck solenoid.

23

44744 032811

 

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Contents Phone 217 529-6601 FAX 217 JDF-2S JDF-4SBUNN-O-MATIC Commercial Product Warranty User Notices ContentsPlumbing Requirements Initial SET-UPCE Requirements Electrical RequirementsSecure the door cover using 5 screws provided Door Cover InstallationInitial Fill Hose JDF-2S Initial Fill Hose JDF-4S Plumbing HookupPlumbing Connections JDF-2S Plumbing Connections JDF-4S Initial FillAmbient Concentrates Optional LoadingInitial Fill Frozen ConcentratesOperating Controls Refrigeration SwitchProduct Dispense Switch Mechanical Switch Machines PrimingProgram Switch JDF-2S shown Product Dispense Switch Membrane Switch MachinesDispense Lockout Switch JDF-2S shown Dispense Lockout SwitchDispenser USE Portion Control Option Mechanical Switch MachinesPush and Hold Membrane Switch Machines Portion Control Option Membrane Switch MachinesTemperature LEDs JDF-2S Late Models Temperature LEDs JDF-4SDaily Rinse Procedure Cleaning & Preventive MaintenanceOpen dispenser door Cleaning Monthly Clean Condenser CoilsAnnually Replace Pump Tubing Brix % Adjustment & Optional SettingsWater Flow Testing and Adjustment Pump Speed AdjustmentTemperature Compensated Refractometer Method Adjustment & Optional SettingsAdjustment & Optional Settings Dispenser Lockout LED Color Illuminates Circuit Board LED Indicators JDF-2S Early ModelsFunction List LED #JDF-4S Remedy TroubleshootingProblem Probable Cause Space around machine Troubleshooting Compressor ON/OFF switch Dirty condenser filter or fins RefrigerationProblem Probable Cause Remedy Water only Concentrate onlyWater pressure greater than Initial fill/setupNect fittings TrayProblem Probable Cause Coolant Schematic Diagram Schematic Wiring Diagram JDF-2S Schematic Wiring Diagram JDF-2SSchematic Wiring Diagram JDF-4S Schematic Wiring Diagram JDF-4SShown.See Initial Fill Quick Setup Guide JDF-2S and JDF-4S JDF-2S shown
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