Bunn Plumbing Hookup, Plumbing Connections JDF-2S Plumbing Connections JDF-4S, Initial Fill

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PLUMBING HOOKUP

The plumbing connection is located on the rear of the dispenser. A 3/8" (9.52 mm) male flare adapter fitting is supplied, installed on the rear of the dispenser.

NOTE - Water pipe connections and fixtures directly connected to a potable water supply shall be sized, installed and maintained in accordance with federal, state and local codes.

P3580-1

P3841

FIG 1 Plumbing Connections - JDF-2S

FIG 2 Plumbing Connections - JDF-4S

INITIAL FILL

CAUTION: The dispenser must be disconnected from the power source throughout the initial fill except when specified in the instructions.

1.Remove drip tray assembly and splash panel from the dispenser. Replace the drip tray.

2.Connect the water source to the back of the dispenser.

3.Pull the fill tube from the dispenser, remove the plug and connect it to the dispense nozzle.

4.Set the Program Switch (near main control board) to the ON position. (On older models without program switch, set the Dispense Lockout Switch to the OFF position)

5.Connect dispenser to the power source. Press and hold the dispense button for the dispense station that the tube is connected to for 10 seconds, until you hear the water valve turn on. (For Portion Control machines, press and hold the PLUS/STOP switch)

6.Monitor the water bath fill level until water starts to trickle from the overflow tube. Then press the dispense

button again to stop the fill process.

NOTE: The fill timer may time out before filling is complete. Press and hold the dispense button for 10 seconds to start again if needed.

P3581-1

P3846

FIG 3 Initial Fill Hose - JDF-2S

FIG 4 Initial Fill Hose - JDF-4S

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44744 032811

 

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Contents JDF-2S JDF-4S Phone 217 529-6601 FAX 217BUNN-O-MATIC Commercial Product Warranty Contents User NoticesElectrical Requirements Initial SET-UPCE Requirements Plumbing RequirementsDoor Cover Installation Secure the door cover using 5 screws providedInitial Fill Plumbing HookupPlumbing Connections JDF-2S Plumbing Connections JDF-4S Initial Fill Hose JDF-2S Initial Fill Hose JDF-4SFrozen Concentrates LoadingInitial Fill Ambient Concentrates OptionalPriming Refrigeration SwitchProduct Dispense Switch Mechanical Switch Machines Operating ControlsDispense Lockout Switch Product Dispense Switch Membrane Switch MachinesDispense Lockout Switch JDF-2S shown Program Switch JDF-2S shownPortion Control Option Membrane Switch Machines Portion Control Option Mechanical Switch MachinesPush and Hold Membrane Switch Machines Dispenser USETemperature LEDs JDF-4S Temperature LEDs JDF-2S Late ModelsCleaning & Preventive Maintenance Daily Rinse ProcedureCleaning Monthly Clean Condenser Coils Annually Replace Pump TubingOpen dispenser door Pump Speed Adjustment Adjustment & Optional SettingsWater Flow Testing and Adjustment Brix %Adjustment & Optional Settings Temperature Compensated Refractometer MethodAdjustment & Optional Settings Dispenser Lockout LED # Circuit Board LED Indicators JDF-2S Early ModelsFunction List LED Color IlluminatesJDF-4S Probable Cause TroubleshootingProblem RemedyRefrigeration TroubleshootingCompressor ON/OFF switch Dirty condenser filter or fins Space around machineProblem Probable Cause Remedy Concentrate only Water onlyTray Initial fill/setupNect fittings Water pressure greater thanProblem Probable Cause Coolant Schematic Diagram Schematic Wiring Diagram JDF-2S Schematic Wiring Diagram JDF-2SSchematic Wiring Diagram JDF-4S Schematic Wiring Diagram JDF-4SQuick Setup Guide JDF-2S and JDF-4S JDF-2S shown Shown.See Initial Fill
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JDF-4S specifications

The Bunn JDF-4S is a high-performance commercial coffee brewer designed to meet the needs of busy coffee shops, restaurants, and other establishments requiring a reliable and efficient coffee brewing solution. This versatile machine boasts an array of advanced features and technologies, making it a prominent choice among professionals in the coffee industry.

One of the most notable features of the Bunn JDF-4S is its ability to brew up to 4 gallons of coffee per hour, ensuring that establishments can keep pace with high-demand environments. This capacity makes it an ideal choice for venues that experience peak periods of coffee consumption, minimizing wait times for customers. The machine is designed with a multiple-brew option, allowing users to select various brew methods, which can cater to diverse customer preferences.

The JDF-4S incorporates Bunn’s patented brewing technology, which utilizes a precision-controlled process to ensure optimal flavor extraction. The brewed coffee is delivered at an ideal temperature, typically between 195°F and 205°F, promoting maximum taste and aroma. The machine also features a programmable digital controller that enables users to set specific brew times and adjust water temperature settings to achieve consistent results.

Another significant characteristic of the Bunn JDF-4S is its durability and ease of use. Constructed with high-quality materials, the machine is built to withstand the rigors of daily operation. The user-friendly interface features a simple touchpad design for easy navigation and programming. Additionally, the machine includes a built-in diagnostics program, helping users quickly identify and troubleshoot potential issues, thereby minimizing downtime.

The JDF-4S also offers flexible brewing options, including iced coffee brewing, enhancing its versatility. It is compatible with Bunn’s extensive range of coffee and tea dispensers, allowing businesses to expand their beverage offerings effortlessly. Furthermore, the unit features an easy-access water reservoir for quick refilling and reduced wait times during busy service periods.

In terms of maintenance, the Bunn JDF-4S is designed with user convenience in mind. The machine includes a rinse and clean cycle to ensure optimal hygiene and coffee quality. Integrated clean alerts guide users through the cleaning process, promoting regular upkeep and ensuring the longevity of the brewer.

In summary, the Bunn JDF-4S represents a cutting-edge solution for coffee brewing that prioritizes performance, versatility, and ease of use. With its advanced brewing technology, user-friendly features, and robust construction, it offers an exceptional choice for businesses seeking to serve high-quality coffee efficiently.
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