Bunn JDF-2N manual Cleaning Monthly Clean Condenser Air Filter, Annually Replace Pump Tubing

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CLEANING (cont)

Monthly: Clean Condenser Air Filter

1.Remove the condenser air filter located on the rear of the dispenser.

2.Using a water spray, clean the air filter.

Annually: Replace Pump Tubing

39689.0000

Tube Kit JDF-2S & JDF-4S

39687.0000

Tube Assembly

NOTE: High volume applications may require tubing changes every 6 months.

1.Open dispenser door.

2.Remove all product containers and place them in a refrigerated (35-40 degrees F [1.6-4.4 degrees C]) envi- ronment. Disconnect all connections to ambient products from the bottle adapter.

3.Close the dispenser door and dispense product at each station until the product runs clear.

4.Disconnect dispenser from power source.

5.Remove the DISPENSE/RINSE knobs Fig 7, all dispense nozzles, and the dispense platform cover.

6.Shut off the dispenser platform water valve located on the dispense platform. Disconnect the dispense platform’s water lines from the supply lines inside the refrigerated cabinet and disconnect the wiring con- nections from the cabinet receptacles.

7.Release the latch securing the dispense platform to the cabinet .

8.Slowly pull the dispense platform forward to allow access to the rear wiring harness connector.

9.Disconnect the rear wiring harness connector from its receptacle.

10.Pull the dispense platform completely out of the cabinet and place it on a flat work surface.

11.Close the dispenser door.

12.Remove the 4 screws securing the pump body to the pump mount.

13.Gently pull the pump tube from around the pump’s rotor.

14.Release the clamp securing the old pump tubing to the plastic elbow.

15.Pull the plastic elbow from the old pump tubing, and discard the old pump tubing.

16.Insert the plastic elbow into the new pump tubing and secure it with the clamp.

17.Gently wrap the new pump tubing around the pump’s rotor, making sure that the elbow and clamp end up

on the top-side of the pump body and don’t protrude through the exit slots. 18.Repeat steps 12 through 17 for the remaining pump.

19.Replace the dispense platform into the refrigerated cabinet, making sure to reconnect all electrical and water connections.

20.Turn the dispense platform water valve to the open position. Check for leaks.

21.Replace the dispense platform cover, DISPENSE/RINSE knobs and dispense nozzles.

22.Turn power on to dispenser.

23.Turn all DISPENSE/RINSE knobs to the RINSE positions. Close the door and run a rinse at each station. Check for leaks.

24.Replace product shelf and product containers. Reconnect any connections to ambient product containers.

25.Prime the pumps as described in “PRIMING” in the Initial Fill Section.

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Contents Post Office BOX SPRINGFIELD, Illinois Phone 217 529-6601 FAX 217Contents User Notices Initial SET-UP Electrical RequirementsPlumbing Requirements Electrical HOOK-UPInitial Fill Initial Fill ConnectionLoading PrimingPlumbing Hookup Frozen ConcentratesRefrigeration Switch Refrigeration SwitchSanitize Switch Operating ControlsOperating Controls Dispenser USE Press and Hold Models Refer to FigPortion Control Models Refer to Fig Cleaning & Preventive Maintenance Daily Parts WashingWeekly Sanitizing Cleaning Cleaning Monthly Clean Condenser Air Filter Annually Replace Pump TubingAdjustment & Optional Settings Temperature Compensated Refractometer MethodMix Ratio Product Brix %Per 3-second test Adjustment & Optional Settings Pump Speed Programming Cup Size Programming Portion Control Dispensers OnlyAdjustment & Optional Settings Dispenser Lockout Service LockoutAdjustment & Optional Settings Password ProtectionDispense Fault List Beeper FaultCooling Fault List DBC display FaultDip Switch Function List Refill indicator when concentrate out is detectedControls Off Audio feedback during dispensesFunction List Troubleshooting Problem Probable CauseAccess bath fill valve and top off bath tank All water LEDs flashTroubleshooting ProblemCooling system failure or DBC fault RemedyBottle adapter switch mem- brane Dispense touchpadRefill LED not extinguishing All stations dispense concentrate Main water supply OnlyProblem Probable Cause Remedy Concentrate onlyWater only Initial fill/setup Cant access programming Programming password featurePassword Nect fittingsFault codes Is powered from the step-downOnce water is set, adjust motor Step-down transformerDifficulty brixing and/or weak bev Pump tubing Erage StationUse 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-2N specifications

The Bunn JDF-2N is a high-performance coffee brewing system that has gained popularity among coffee enthusiasts and professionals for its innovative features and exceptional brewing capabilities. Designed with user convenience and operational efficiency in mind, this machine is ideal for cafes, restaurants, and various other commercial settings.

One of the standout features of the Bunn JDF-2N is its dual brewing capability. It allows for simultaneous brewing of two distinct coffee batches, accommodating high demand and ensuring that customers receive fresh coffee promptly. This feature is particularly advantageous in busy environments, where quick service is essential to maintain customer satisfaction.

The brewing technology employed in the JDF-2N is designed to optimize extraction and flavor. The machine utilizes a precisely controlled spray head that saturates coffee grounds evenly, allowing for a consistent extraction process. This results in a rich, flavorful coffee that highlights the unique characteristics of each coffee blend. Additionally, the machine is equipped with a large-capacity water reservoir, which guarantees a steady flow of hot water, further enhancing brewing efficiency.

Another notable characteristic of the Bunn JDF-2N is its intuitive digital control panel. This user-friendly interface allows baristas and operators to easily adjust brewing parameters, such as brew temperature and time, tailoring the process to specific coffee types or personal preferences. The programmable features enable users to save their favorite settings, ensuring a consistent coffee experience with every brew.

The build quality of the Bunn JDF-2N is robust, featuring durable stainless steel construction that not only maintains aesthetic appeal but also ensures longevity. The machine is designed with serviceability in mind, allowing for easy access to components for maintenance and repairs.

Moreover, the Bunn JDF-2N is equipped with an innovative hot water faucet, offering immediate access to hot water for tea, soup, or other hot beverages, further enhancing its versatility in a commercial setting.

In summary, the Bunn JDF-2N stands out with its dual brewing functionality, advanced extraction technology, user-friendly interface, and durable construction. It represents an ideal solution for businesses that prioritize quality, efficiency, and customer satisfaction in their coffee offerings. With its array of features and reliable performance, the Bunn JDF-2N is a noteworthy choice for any establishment looking to elevate its coffee service.
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