Bunn JDF-4D Installation & Operating Manual Download Page 34 | Manualshive

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COOLANT SCHEMATIC DIAGRAM

CONDENSER

SUCTION

ACCUMULA

TO

R

COMPRESSOR

EV

APORA

TO

R

PROCESS TUBE

FIL

TER

DR

YER

52959 061716

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Summary of Contents for JDF-4D

Page 1: ...have the latest revision of the Operating Manual Illustrated Parts Catalog Program ming Manual or Service Manual please visit the Bunn O Matic website at www bunn com This is absolutely FREE and the quickest way to obtain the latest catalog and manual updates For Technical Service contact Bunn O Matic Corporation at 1 800 286 6070 52959 0000G 12 17 2016 Bunn O Matic Corporation ...

Page 2: ...ements by such individuals whether oral or written do not constitute warranties and should not be relied upon If BUNN determines in its sole discretion that the equipment does not conform to the warranty BUNN at its exclusive op tion while the equipment is under warranty shall either 1 provide at no charge replacement parts and or labor during the applicable parts and labor warranty periods specif...

Page 3: ... 10 Programming 12 Coolant Diagram 34 Schematic Wiring Diagrams 35 36 00656 0001 52959 020117 As directed in the International Plumbing Code of the International Code Council and the Food Code Manual of the Food and Drug Administration FDA this equipment must be installed with adequate backflow prevention to comply with federal state and local codes For models installed outside the U S A you must ...

Page 4: ... in applications such as farm houses Access to the service areas permitted by Authorized Service personnel only The A Weighted sound pressure level is below 70 dBA NORTH AMERICAN REQUIREMENTS This appliance must be installed in locations where it can be overseen by trained personnel For proper operation this appliance must be installed where the temperature is between 41 F to 95 F 5 C to 35 C Appl...

Page 5: ...nce is required between the dispenser sides and the wall or another appliance For optimum performance do not let warm air from surrounding machines blow on the dispenser Leave some space so the dispenser can be moved for cleaning ELECTRICAL REQUIREMENTS CAUTION The dispenser must be disconnected from the power source until specified in Electrical Hook Up The 120V rated dispensers have an attached ...

Page 6: ...or cover and secure using 5 screws provided Two on top two on bottom and one on side NOTE Push door in before tightening screws 1 Install door cover by first plugging the door switches to the door circuit board located at the bottom of the machine door ...

Page 7: ...e compressor and condenser fan motor Product Dispense Switch Pressing and holding switch will initiate product flow from the respective nozzle releasing the switch will stop the flow Dispense Sleep Lockout Refer to Dispense Sleep Lockout in the Level 2 Access Menu Switch The Menu switch is located inside the door at the top It is used to access Menu Screens Menu Switch 52959 061716 Refrigeration S...

Page 8: ...g 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 52959 082216 ...

Page 9: ...tructions go to Training icon Nozzles located in shipping carton with product Always store product with tube up 1 Touch bottom edge of flavor label and swipe up Rinse nozzles before removing containers 2 Place a container under the nozzle and press START 3 Press STOP 10 Press SAVE 8 When changing flavors for day parting press YES 9 Swipe UP DOWN to new flavor 7 Close pump lever 6 Set nozzle on wat...

Page 10: ...esired dispensing nozzle 2 Press and hold the Product Dispense switch until the beverage reaches the desired level then release CLEANING Daily Parts Washing 1 Remove and wash the 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 Clean Condenser Filter 1 Remove ai...

Page 11: ...ing plate There is a blue bushing on the pump rotor or inside the pump housing Save this bushing for reinstallation later c Remove rotor assembly by pulling directly off the shaft 3 Wash the pump housing and rotor assembly with warm soapy water and dry 4 If needed wipe the pump mounting plate with a towel soaked in warm soapy water then wipe clean with a damp towel 5 Wipe out the cabinet with a da...

Page 12: ... ACCESS MENU SCREEN DISPENSE SCREEN ACCESS MENU To access the MENU screen open the dispenser door and turn on the switch at the top inside of the door Close door Select menu option using the touch screen To leave MENU screen turn off the switch inside the door EXIT TO MENU To EXIT any screen to return to the previous LEVEL ACCESS press the icon in the top left corner of the screen 52959 061716 ...

Page 13: ...duct DAY PART PRODUCT CHANGE Open door Rotate pump lever 90 clockwise Disconnect nozzle from water port tube Unwrap tubing from pump and remove caddy from dispenser 2 Load the case with bag corner folded Close lid 5 Set nozzle on water port tube and snap in place 4 Wrap tubing around pump 1 Attach dispense tube to nozzle Confirm it is fully seated 3 Open pump lever and load case into machine 52959...

Page 14: ...E 7 When changing flavors for day parting press YES NOTE Screen will prompt this question at every door closure only if this feature is activated in the SET TINGS icon of the menu 8 Swipe UP DOWN to new flavor 6 Close pump lever 52959 061716 ...

Page 15: ...s before removing containers 2 Place a container under the nozzle and press START 3 Press STOP RINSING Rinsing of the nozzles can be activated with the START ALL button or individually by activating the START but ton below each flavor icon Note two different methods to access rinsing METHOD 1 METHOD 2 52959 061716 ...

Page 16: ...uding Manuals or Instruction Videos Return to Menu Screen Press screen icon in top left corner of screen to return to Menu Screen Manuals Press Manuals icon in top center of screen to to select from available manuals Videos Press Videos icon in top right of screen to to select from available videos 52959 082216 ...

Page 17: ...to Sleep Lock out mode automatically You can return to the Menu screen by cycling the door switch OFF then ON Operator Access Store owners have access to Day Part Product Change Cleaning and Training menus always Other screens are marked with padlock and require a pass code to continue Those screens include Sleep Lock out Product Setup Information Events Settings and Statistics Touch any of these ...

Page 18: ...hing the headings at the top of the display screen labelled FLAVOR SELECTION JUICE FLAVORS WATER FLA VORS or TEA FLAVORS Each Dispense Station can also be disabled Pressing CANCEL returns to the MENU screen NOTE Best practice is to only check the products that will be offered at the location This reduces the flavors the operator needs to scroll through when making flavor changes FLAVOR SELECTION W...

Page 19: ...s info may need to be refer enced for service EVENTS The Events menu displays possible fault descrip tions WARNINGS Indicates potential dispenser issues that should be further diagnosed ALARMS Indicate some dispenser functions may not be operating properly Service is needed 52959 061716 ...

Page 20: ...the screen will prompt the operator to make the flavor changes and confirm At time This is a second day part time reminder that works exactly like the feature noted above Awake at Checking this box will bring up a clock that will set the time of day you want the dispenser to be available for dispensing Entering a time here will activate the machine for available dispensing at the time selected Sle...

Page 21: ...21 CREW SERVE SET UP Go to Settings Go to Product Setup Check Crew Serve Select drink catagory Juice Flavors shown LEVEL 2 ACCESS Continued 52959 100716 ...

Page 22: ...n and press the dispense button to fill the cup to the desired size This will display the dispense volume required to fill the cup size selected Saving changes will lock this volume Here we have drag selected the Medium No Ice scroll bar to increase the cup dispense volume Here we have tap selected the scroll bar icon to type in the cup dispense volume LEVEL 2 ACCESS Continued 52959 100716 ...

Page 23: ...lect Copy Screen will now display Copy From flavor selected We select a new flavor and select Paste To Screen will now display Copy From flavor selected Paste To flavor selected Repeat for all desired changes When all desired changes are made touch the return to menu icon You will be prompted to save changes 52959 100716 ...

Page 24: ... Metrics Product data Drink Totals Product data 52959 100716 STATISTICS The Statistics menu displays options for Export Download Drink Dispense summary to auxillary drive Date Range Select the beginning and ending date for data viewing ...

Page 25: ...chnician Screen Bath Fill Dispense Service Troubleshooting Wiring Diagram Pump Motors Switch Test Display Connections Display Touch Temperature Data Logs Summary Drinks Compressor Errors Export Drink Metric Data System Metric Data Event Log Error Log User Settings Machine Data Screenshots Customer Level Reset to Facory Defaults Content Update Advertisements Training Material Flavor Images Configur...

Page 26: ...be and allow excess water to drain into the drip tray Replace the plug in the end of the fill tube and store back into the dispenser NOTE It will take several hours to create the ice bank required for full dispenser performance During this time some further trickling from the water bath is expected due to expansion caused by ice bank formation While the refrigeration system is creating the ice ban...

Page 27: ...K PROCEDURE Temperature Compensated Refractometer Method 1 Place an empty container under the appropriate dispense nozzle 2 Press and hold the Product Dispense Switch until water and concentrate begin flowing freely from the dispense nozzle 3 Discardtheproductcaughtpreviouslyandplacethe empty container back under the dispense nozzle 4 Pressandholdthe ProductDispenseSwitch until the cup is filled 5...

Page 28: ...e dispense station you need to adjust to bring up a number pad PUMP DISPENSE OPENS TO TEMPERATURE TEST SELECT DISPENSE 4 Enter a new desired pump speed and press ENTER 5 Dispense and discard one drink 6 Dispense and measure the second drink Compare to ratio chart or use refractometer to determine if the setting is now correct 7 Make further adjustments as needed to achieve the target drink quality...

Page 29: ...When running the pump speed will be displayed in Hz in the lower left corner next to each pump sensor The temperature readings are also active and indicate the temperature the processor is reading Pump motors Note this view is from the rear of the pump motor mounting plate SO the view is reverse of the dispense station front view From this screen you can touch a motor to activate it If operating p...

Page 30: ...cating the nozzle detect switches are pressed From this view you can also push each dispense switch to verify operation As a switch is pressed the circle above the switch on the screen should light green Display connections This screen is a simple diagram showing the electrical connections to the connector board on the display Use this to confirm all harnesses are properly connected Display touch ...

Page 31: ...959 100716 Temperature screen This screen actively displays the temperature reading of the cabinet and bath Not indications are included that indicate if the tempera ture is currently above or below the desired target SERVICE SUMMARY COMPRESSOR LOG DRINKS LOG ERROR EVENT LOG ...

Page 32: ...rt This screen provides a method to export data to a removable storage drive After con necting a storage device touch each of the icons to download the data to the drive Follow the prompts on the screen to complete this task 52959 100716 Troubleshooting Continued LEVEL 3 ACCESS Continued ...

Page 33: ...rt Requires USB Stick Service export This screen provides a method to export data to a removable storage drive After con necting a storage device touch each of the icons to download the data to the drive Follow the prompts on the screen to complete this task Troubleshooting Continued LEVEL 3 ACCESS Continued ...

Page 34: ...34 COOLANT SCHEMATIC DIAGRAM CONDENSER SUCTION ACCUMULATOR COMPRESSOR EVAPORATOR PROCESS TUBE FILTER DRYER 52959 061716 ...

Page 35: ...INPUT OUTPUT SPARE INPUT OUTPUT GROUND MIDDLE RIGHT RIGHT COLD WATER GND MIDDLE LEFT LEFT DISPENSE DISABLE GND EXTERNAL LED OUTPUT 5VDC 24VDC TXD RXD RXD GND GND GND GND GND GND 24V 5V GND GND RED RED GRN 120V MODELS RECIR PUMP K1 SOL COMPRESSOR RELAY WATER INLET VALVE COND FAN N A B A B L1 220 230V MODELS GRN YEL N L1 GND BRN BLU EMI FILTER TO DISPLAY RED BLK FAN 1 RED BLK YEL WHT FAN BUNNLINK DI...

Page 36: ...resent 2 Left Middle Nozzle Present 1 Left Left Nozzle Present MEMBRANE KEYPAD GND Input 10 Out 8 24Vdc Out 7 24Vdc Out 6 24Vdc Out 5 24Vdc 24Vdc 24Vdc 24Vdc Input 11 Input 12 Input 13 GND GND Input 1 Input 2 Input 3 Input 4 GND GND GND GND GND RX TX Input 5 Input 6 Input 7 Input 8 Input 9 Input 14 Input 15 Input 16 GND 1 OUT 4 2 24Vdc 1 OUT 1 2 24Vdc 6 1 FUTURE USE FUTURE USE FUTURE USE FUTURE US...

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