Bunn JDF-4S manual Cleaning & Preventive Maintenance, Daily Rinse Procedure, Daily Parts Washing

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CLEANING & PREVENTIVE MAINTENANCE

Daily: Rinse Procedure

Tools required: 32 oz. (946 ml) minimum empty container

1.Open refrigerated compartment door and remove product containers.

2.Fill a clean container with warm water and place the container into the cabinet and press it firmly into the bottle adapter opening.

3.Close the door, place an empty container under the dispensing nozzle and press the dispense switch until clear water flows from the dispense nozzle.

4.Repeat steps 1 - 3 for all dispense stations.

Daily: Parts Washing

1.Remove and wash the dispense nozzle(s), mixing element(s), drip tray and drip tray cover in a mild detergent solution. Rinse thoroughly.

2.Wipe splash panel, areas around dispense nozzle(s), and refrigerated compartment with a clean, damp cloth.

Weekly: Semi-Automatic Sanitize Process

Tools required: 1 empty 5 gallon (18.9 L) bucket, 2 packets of Kay 5 sanitizer, and clean, empty concentrate container.

1.Remove all concentrate from the dispenser and store in a separate refrigerated compartment.

2.Fill clean empty concentrate container(s) with approximately 32 oz. (946 ml) of hot tap water (approximately 140 Deg. F (60 Deg. C). Load the containers of hot water into the dispenser (just like concentrate).

3.Place an empty container under the dispense nozzles.

4.Press and hold the dispense button at each station until the stream out of the nozzles runs clear (about 30 seconds). Note: the dispenser will not allow all stations to run at the same time.

5.Once this is completed, remove the container(s) and empty.

6.Remove each dispense nozzle and mixing element and run under hot tap water to remove excess pulp.

7.Prepare 2.5 gal. (9.46 L) of sanitizing solution by dissolving 1 packet of Kay 5 sanitizer into 2.5 gal. (9.46 L) of 120 Deg F (48.9 Deg. C) water to ensure 100 ppm of available chlorine.

8.Place nozzle(s) and mixing element(s) in a separate 1-quart container of sanitizing solutions and mix thor- oughly. Allow the parts to soak for 2 minutes.

9.Clean the dispense nozzle receptacle(s) (dispense valves) with the sanitizing solution and a soft bristle brush.

10.Clean the concentrate bottle’s inlet adapter(s) using the sanitizing solution and a soft bristle brush.

11.Replace the mixing element(s) and nozzle(s).

12.Fill approximately 128 ounces (3.8 L) of clean sanitizing solution into clean, empty concentrate container(s). Do not use the sanitizing solution used in step 10. Load the container(s) into the dispenser.

13.Place the empty 5 gallon bucket under the dispense nozzles.

14.For the JDF-2S, press and hold both dispense buttons for about 10 seconds to initiate the sanitize cycle. For the JDF-4S, press and hold three left most dispense buttons (Stations 1, 2 and 3) for about 10 seconds to initiate the sanitize cycle. The cycle will start with only one of the dispense stations dispensing. Note: The cycle will consist of a 1 minute dispense time (alternating) on each station, then 5 minutes of soak time, then a 2 minute dispense time (alternating) on each station.

15.When the above cycle is complete, Remove the sanitizing solution and replace with concentrate.

16.At each station, press and hold the dispense switch until product appears. Then dispense one 12 ounce (354.9 ml) glass of finished product and discard.

17.Wipe internal and external surfaces with a clean, damp cloth.

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39992 042007

 

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Contents JDF-2S JDF-4S Phone 217 529-6601 FAX 217Contents User Notices 27442.000000656.0000 12559.0003 33461.0001Initial SET-UP Electrical RequirementsPlumbing Requirements Electrical HOOK-UPDoor Cover Installation Install door coverSecure the door cover using 5 screws provided Plumbing Hookup Plumbing Connections JDF-2S Plumbing Connections JDF-4SInitial Fill Initial Fill Hose JDF-2S Initial Fill Hose JDF-4SInitial Fill Loading PrimingFrozen Concentrates Ambient Concentrates OptionalRefrigeration Switch Operating ControlsDispenser USE Operating Controls Portion Control OptionTemperature LEDs JDF-4S Cleaning & Preventive Maintenance Daily Rinse ProcedureDaily Parts Washing Weekly Semi-Automatic Sanitize ProcessCleaning Monthly Clean Condenser Coils Annually Replace Pump TubingOpen dispenser door Adjustment & Optional Settings Water Flow Testing and AdjustmentPump Speed Adjustment Mix RatioAdjustment & Optional Settings Temperature Compensated Refractometer MethodAdjustment & Optional Settings Dispenser Lockout Circuit Board LED Indicators JDF-2S Function ListLED # LED Color IlluminatesFunction List Circuit Board LED Indicators JDF-4S JDF-4STroubleshooting ProblemProbable Cause RemedyTroubleshooting Compressor ON/OFF switch Dirty condenser filter or finsRefrigeration 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 Schematic Wiring Diagram JDF-4S Quick Setup Guide JDF-2S and JDF-4S JDF-2S shown Machine door
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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.