Bunn JDF-2 Initial fill/setup, Nect fittings, Tray, Water pressure greater than, Tions, Activated

Page 25

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

Install water pressure regulator and

 

100psi

reduce to 50 psi.

Water leaking beneath machine

1. Bath tank overflow.

A) Bath fill valve - check for closed

 

 

position or replace leaking valve

 

 

B) Check all internal water connec-

 

 

tions.

 

2. Condensation from cabinet cool-

Check for routing of condensation

 

ing coil.

tube to drip tray.

Erratic spray during dispense

Dispense nozzle mixer missing or

Replace mixer.

 

broken

 

Dispense nozzle dripping water

Dispense solenoid.

Replace dispense deck solenoid.

Can't access programming

Programming password feature

See Password Protection to access

 

activated.

programming or reset password

 

 

to zero or change programming

 

 

password.

 

Dispense touchpad

Check for continuity on half and full

 

 

moon buttons. If no continuity when

 

 

pressed, replace touchpad.

25

38310 010406

 

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Contents Phone 217 529-6601 FAX 217 JDF-2BUNN-O-MATIC Commercial Product Warranty User Notices ContentsElectrical Requirements Initial SET-UPPlumbing Requirements CE RequirementsInitial Fill Plumbing RequirementsPriming LoadingPlumbing Hookup Frozen ConcentratesRefrigeration Switch Refrigeration SwitchSanitize Switch Operating ControlsOperating Controls Press and Hold Models Refer to Fig Dispenser USEPortion Control Models Refer to Fig Daily Parts Washing Cleaning & Preventive MaintenanceWeekly Sanitizing Cleaning Annually Replace Pump Tubing Cleaning Monthly Clean Condenser Air FilterTemperature Compensated Refractometer Method Adjustment & Optional SettingsProduct Brix % Mix RatioPer 3-second test Cup Size Programming Portion Control Dispensers Only Adjustment & Optional Settings Pump Speed ProgrammingService Lockout Adjustment & Optional Settings Dispenser LockoutPassword Protection Adjustment & Optional SettingsBeeper Fault Dispense Fault ListCooling Fault List DBC display FaultRefill indicator when concentrate out is detected Dip Switch Function ListControls Off Audio feedback during dispensesFunction List Problem Probable Cause TroubleshootingAccess bath fill valve and top off bath tank All water LEDs flashProblem TroubleshootingCooling system failure or DBC fault RemedyDispense touchpad Bottle adapter switch mem- braneRefill LED not extinguishing All stations dispense concentrate Main water supply OnlyConcentrate only Problem Probable Cause RemedyWater only Cant access programming Programming password feature Initial fill/setupPassword Nect fittingsIs powered from the step-down Fault codesOnce water is set, adjust motor Step-down transformerStation Difficulty brixing and/or weak bev Pump tubing ErageUse of portable water pump Difficulty brixing bag-in-boxCoolant Schematic Diagram Schematic Wiring Diagram Schematic Wiring Diagram Schematic Wiring Diagram JDF-2 Control Panel Circuit Schematic Wiring Diagram JDF-2 Remaining Circuits

JDF-2 specifications

The Bunn JDF-2 is a cutting-edge coffee brewing system designed for high-performance environments such as coffee shops, restaurants, and offices. This versatile machine combines advanced brewing technologies with user-friendly features, making it a popular choice among coffee aficionados and professionals alike.

One of the standout features of the Bunn JDF-2 is its ability to brew coffee quickly and efficiently. The machine boasts an innovative brewing system that utilizes an advanced heat exchange technology, ensuring that water is heated to the optimal brewing temperature in no time. This results in a rapid brew time, allowing operators to serve freshly brewed coffee continuously, even during peak hours.

The Bunn JDF-2 is equipped with a digital control interface that allows users to customize their brewing settings with ease. This interface features adjustable brew times, water temperatures, and batch sizes, allowing baristas to fine-tune each brew to achieve the perfect flavor profile. Additionally, the machine can store multiple recipe presets, enabling quick access to different brewing styles.

Durability and reliability are also key characteristics of the Bunn JDF-2. Constructed from high-quality materials, it is designed to withstand the rigors of everyday use. This commercial-grade machine is built to last, ensuring that businesses can rely on it for consistent performance over time. The JDF-2 also incorporates a variety of safety features, including automatic shut-off mechanisms and easy-access components for maintenance, making it a safe choice for busy environments.

The Bunn JDF-2 employs a dual brewing system, which can brew both regular and decaffeinated coffee simultaneously. This feature is particularly beneficial for establishments that cater to diverse customer preferences. The machine's capabilities also extend to brewing specialty beverages, further enhancing its versatility.

In terms of design, the Bunn JDF-2 presents a sleek and modern aesthetic that complements any coffee shop or commercial kitchen. Its compact size allows for easy integration into existing workflows, maximizing space efficiency without compromising performance.

Overall, the Bunn JDF-2 stands out as a premier choice for those seeking a powerful, efficient, and user-friendly coffee brewing system. With its advanced technologies, customizable settings, and robust construction, it meets the demands of both high-volume coffee operations and discerning coffee lovers.
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