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

Page 24

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.

24	44744.2 062912

Image 24

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 RequirementsDoor Cover Installation Secure the door cover using 5 screws providedPlumbing Hookup Plumbing Connections JDF-2S Plumbing Connections JDF-4SInitial Fill 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 Remedy Troubleshooting Compressor ON/OFF switch Dirty condenser filter or fins Refrigeration 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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