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77X INSTALLATION & OPERATION MANUAL

771/772/773/774 MODELS

11.6 Refrigeration Schematic Diagrams (771 MFLV and 772 MFLV Dispensers)

Figure 11.13 shows the refrigeration schematic diagram for the 771 multi-flavor dispenser (air-cooled). Figure 11.14

shows the diagram for the 772 multi-flavor dispenser (air-cooled).

FLOW

PRESSURE

TRANSDUCER

DEFROS

VALVE & SOLENOID

HEAT EXCHANGER

CONDENSE

SCROLL

COMPRESSOR

FILTE

TRANSDUCER

DRIER

PRESSURE

EVAPORATOR

EXPANSION

VALVE & SOLENOID

TUBE-TO-TUBE

Figure 11.13 Refrigeration Schematic for 771 Multi-Flavor Air-Cooled Dispenser

Summary of Contents for 77 Series

Page 1: ...77X SERIES INSTALLATION OPERATION MANUAL 771 772 773 774 24 77XM 0001_01 MODELS ...

Page 2: ...laims all implied warranties including without limitation the implied warranties of merchantability and fitness for any particular purpose In no event shall FBD be liable or obligated to any customer or to any third party for incidental consequential or special damages regardless of the theory of liability arising out of or in any manner related to FBD parts equipment or any delay with respect to ...

Page 3: ...G MODELS 8 4 7 UNIVERSAL GAS CONFIGURATIONS 8 4 8 CONNECTING TO ELECTRICAL POWER 9 4 9 SUPPLY CONNECTIONS 10 4 10 CONNECTING TO WATER SUPPLY 11 4 11 CONNECTING TO GAS SUPPLY 11 4 12 CONNECTING TO SYRUP SUPPLY 11 5 STARTING UP THE DISPENSER 12 5 1 LEAK CHECK AND PRIME 12 5 2 INITIAL POWER UP 13 5 3 WATER FLOW RATE AND BRIX 14 5 4 FILLING BARREL AND STARTING 15 6 DISPENSER OPERATION 16 6 1 FREEZE 16...

Page 4: ... 9 1 AIR FILTER CLEANING 36 9 2 REAR SEAL REPLACEMENT 37 9 3 BACKFLOW PREVENTER MAINTENANCE 38 9 4 SERVICING THE PRODUCT TRAY 38 10 TROUBLESHOOTING 39 10 1 HOME MENU MESSAGES 39 10 2 FAULT CODES 41 10 3 DIAGNOSTIC FAULT CODES 48 11 DIAGRAMS AND SCHEMATICS 51 11 1 MOUNTING TEMPLATES 51 11 2 FLOW DIAGRAMS MULTI FLAVOR DISPENSERS 54 11 3 FLOW DIAGRAMS STANDARD DISPENSERS 56 11 4 ELECTRICAL WIRING DIA...

Page 5: ... headaches and or tremors which are followed rapidly by loss of consciousness and suffocation Personnel exposed to high concentrations of N2 gas may experience dizziness drowsiness nausea vomiting diminished mental alertness and or loss of consciousness All applicable laws and regulations pertaining to the use storage and transport of gas cylinders must be observed To avoid personal injury and or ...

Page 6: ...e shown as PSI or kPa on the dispenser display depending on the setting selected for DISPLAY UNITS see Section 7 10 Requirement Syrup Supply Pressure 70 72 PSIG 483 496 kPag Water Supply Pressure 30 PSIG 207 kPag Minimum Flowing Pressure 70 PSIG 483 kPag Maximum Static Pressure Gas Supply Pressure 70 72 PSIG 483 496 kPag Clearance 3 76 mm Sides and Back 12 36 304 mm 914 mm Top Refrigerant R404A Re...

Page 7: ... mm 32 5 826 mm 32 5 826 mm Height Short Door 34 0 864 mm 34 0 864 mm 34 0 864 mm Height Tall Door 41 4 1 052 mm 41 4 1 052 mm 41 4 1 052 mm Air Cooled Dispensers Weight Empty 298 lb 135 kg 359 lb 163 kg 418 lb 190 kg Weight Operational 321 lb 146 kg 393 lb 178 kg 464 lb 211 kg Weight Shipping 338 lb 153 kg 404 lb 183 kg 468 lb 212 kg Remote Condensing Dispensers Weight Empty 283 lb 128 kg 343 lb ...

Page 8: ...d on the under side of the shipping board F Lift dispenser up by the frame cross bracing and remove lower portion of carton 4 INSTALLATION 4 1 General Location Requirements Dispenser is intended for indoor use only A flat level location is required for proper installation When using a counter ensure it will support the weight of the dispenser plus the weight of any equipment placed near it See the...

Page 9: ...ailable Dispensers installed to base carts must be bolted to the cart to avoid the dispenser from falling off which could result in serious injury or death Once installed seal the dispenser to the cart using a bead of clear silicone caulk around the base of the frame 4 3 Installation for Easier Service The 77x series of dispensers have a removable product tray to help with servicing the dispenser ...

Page 10: ...tinuously If your dispenser has an opening on the top panel for the fan do not stack objects on top of the dispenser as this will block the airflow and damage the fan 4 6 Water Condensing Models Water condensing models have specific water flow rate and temperature requirements The minimum required volumetric flow rate is 3 5 gallons 13 2 L per minute and the allowable water inlet temperatures shou...

Page 11: ... line voltage is above or below the required a buck boost transformer must be used Operation above or below the required voltage may damage the dispenser and cause inconsistent performance Operation outside the recommended voltage range also voids all warranties Remove the plug from the power cord and feed the cord through the strain relief located at the back of the dispenser Tighten the strain r...

Page 12: ...s of layout with color specifications PANTONE BLACK C BRUSHED SILVER SYRUP 4 SYRUP 3 CO2 H2O SYRUP 2 SYRUP 1 Artwork for 24 2403 0001_D LABEL BULKHEAD DIAGRAM 774 Created 01 27 17 Rev D ECN 17 095 Contact FBD Engineering Department for digital artwork files of layout with color specifications PANTONE BLACK C BRUSHED SILVER SYRUP 4 SYRUP 3 CO2 H2O SYRUP 2 SYRUP 1 Artwork for 24 2403 0001_D LABEL BU...

Page 13: ...ary regulator set to 70 PSIG 483 kPag Fabricate a 3 8 ID line from the secondary regulator independent tank or wall mount to the rear of the dispenser and connect to the appropriate bulkhead fitting This regulator should only supply gas to the frozen beverage dispenser and base cart if applicable Installing a shutoff valve near the connection is recommended For dispensers with multiple gas connect...

Page 14: ...s supplies Ensure both are flowing to the dispenser Note The water and syrup pumps will activate loudly until the lines are pressurized 5 Thoroughly check for leaks at all connections 6 Install a 1 4 ID tube on the sample port shown in Figure 5 1 Check that the water and syrup shutoffs are on as shown in Figure 5 2 and then open the sample valve and collect the water syrup in a cup Continue to pri...

Page 15: ...te fluctuations in regulated gas or Gas 1 Gas 2 from 50 to 70 PSIG 345 to 483 kPag because it will automatically compensate It is best to ensure during setup that the regulated gas is as close to 60 PSIG 414 kPag as possible 1 Press the green check button and then select the MENU option Next select the READOUTS option 2 Press the COMMON button 3 Verify the line voltage is at 230V 10 4 Verify the u...

Page 16: ... the syrup shutoff valve to the off position Figure 5 2 2 Adjust the water flow rate to 1 5 oz sec 44 4 ml sec by dispensing water from the solution module through the sample port for 10 seconds into a measuring cup The amount measured should be 15 oz 444 ml Turn the flow control clockwise to increase the flow and counterclockwise to reduce the flow Note The WATER AND BRIX CALIBRATION screen under...

Page 17: ...til the process has completed 3 Press the FILL BARREL button to begin filling with product Follow the prompts until the barrel is full about 90 of the barrel and then press the END button Use the relief valve to relieve pressure in the barrel Figure 5 3 4 Once all barrels have been filled return to the home menu 5 Defrost the barrel s by pressing the green check mark button then selecting DEFROST ...

Page 18: ...ity pleaserefertoSections 7 13 and 7 14 for directions on setting up defrost times If a defrost is required outside automatic set times either for drink quality or service a manual defrost can be completed by highlighting the desired barrel in the home menu and using the green check button to select DEFROST It will take about eight to twelve minutes to defrost depending on the activity of the othe...

Page 19: ...d up in the cup It can also be heavier in weight than a properly frozen drink To freeze the drink harder lower the setting in the FREEZE ADJUSTMENT menu It will take several compressor cycles before the product in the barrel has reconditioned to the new setting 6 4 3 Drink Too Heavy A drink with not enough gas will be heavy and may look dark in the barrel To increase the gas content in the drink i...

Page 20: ...select button is required Up Down Arrow Buttons yellow These buttons move the selection cursor up and down Press the select button to confirm the selection Soft Key screen labeled Buttons black These buttons change function depending on the menu currently being displayed The function will be displayed below the top buttons and above the lower buttons ICON ACTION Returns the display to the home men...

Page 21: ...time to time depending on the current activity or error For a complete listing of these messages please see the Home Menu Messages section Section 10 1 7 3 Pop Up Menu The pop up menu Figures 7 2 and 7 3 allows the user to do the following Start or stop the highlighted barrel Defrost the highlighted barrel Refill the highlighted barrel use only when partially empty Do not use this option to fill e...

Page 22: ...and the bottom center soft key AUTO DEFROST PURGE FILL DRAIN BARREL WATER BRIX CALIBRATION BARREL COMMON HOME SCREEN POP UP MENU READOUTS SERVICE MENU LANGUAGE FAULT CODE HISTORY MAINTENANCE MENU SETTINGS READOUTS BEVTRAKTM MACHINE TOTALS DIAGNOSTICS FACTORY MENU CLOCK SCHEDULES MANUAL ON OFF RESTORE FACTORY SETTINGS CLEAR DISPLAY ERRORS DATE TIME DEFROST SCHEDULE WAKE SLEEP MODEM SETTINGS REFRIGE...

Page 23: ... the current status of all temperature and pressure sensor readings line voltage and other pertinent information about the operation of the dispenser Some readouts are common to the dispenser and others are side or barrel specific Press the BARREL or COMMON soft key button to switch between the two readouts Figures 7 5 and 7 6 For multi flavor dispensers there will also be a third menu that shows ...

Page 24: ...luding a QR code Figure 7 9 Scan the QR code with a smart phone to see detailed troubleshooting steps For a complete listing of fault codes that can be displayed please see the Fault Codes section Section 10 2 7 8 Service Menu The SERVICE MENU options Figure 7 10 are intended for use by a trained service technician only To access these submenus select SERVICE MENU while in the MAIN MENU and then p...

Page 25: ...fter the faceplate has been removed and there is air in the barrel It will purge the air from the barrel and replace it with gas Use this process before filling the barrel If the air is not replaced with gas then the drink quality of the first few drinks from the barrel will be negatively affected The process will fill the barrel with gas three times before automatically ending DRAIN BARREL This p...

Page 26: ...ion modules Images and instructions are provided in each step LINE VOLTAGE CALIBRATION Figure 7 14 Calculates the voltage offset To use this function first measure the line voltage on the contactor with a voltmeter then enter that value into the menu Once entered the dispenser will calculate the voltage offset and correct the readout in the READOUTS menu Figure 7 13 Figure 7 14 ...

Page 27: ... option to turn off motors intermittently this setting if ENABLED allows for beater motors to remain on at all times There are also four additional submenus that can be updated set up based on dispenser model to adjust different drink characteristics GAS CONFIGURATION Used to display and based on dispenser model select the gas that will be used in the dispenser Figures 7 17 and 7 18 DRINK TYPE CON...

Page 28: ...rrect gas be selected in order to set up the DRINK TYPE CONFIGURATION Figure 7 19 correctly If the gas connections are being combined using adapter sets sold separately into one gas then the selected gas needs to be the same for the gas connections being combined DRINK TYPE CONFIGURATION Figure 7 20 Once the gas type has been set under GAS CONFIGURATION the drink type will need to be configured fo...

Page 29: ...djust the bar graph up or down Approximately ten 16 oz drinks will need to be dispensed before the product in the barrel has reconditioned to the new settings Note The range of values is limited based on the configured gas and drink type FREEZE ADJUSTMENT Figure 7 21 The adjustment allows the service agent to make the drink more liquid or more frozen Note It will take several compressor cycles bef...

Page 30: ...in this menu The time is in 24 hour format The Daylight Saving Time DST feature can also be activated and the start and end dates are adjustable Refer to your country s specific DST schedule to set the start and end dates For example In the USA DST begins the second Sunday in March and ends on the first Sunday in November The example in Figure 7 23 shows DST has been set according to this schedule...

Page 31: ... day If the day of the week is lowercase then the dispenser will skip that defrost time on that day There are also predefined defrost schedules available Contact FBD for details on the various schedules 7 14 Auto Defrost Menu In addition to a preset defrost schedule the dispenser has an automatic defrost feature Figure 7 25 This allows the dispenser to dynamically adjust the time between defrost c...

Page 32: ...l days 7 16 Manual On Off Menu The MANUAL ON OFF menu Figures 7 27 and 7 28 allows the service technician to turn on and off any solenoid motor or status light in the dispenser This is useful when purging the barrels or troubleshooting the dispenser Note For protection all solenoids will automatically turn off after 6 minutes Formulti flavordispensers thereisalsoaMULTI FLAVORON OFFmenu Figure7 29 ...

Page 33: ...set up as shown in Section 7 18 of this manual and a customer login portal will need to be created on the BevTrakTM website www bevtrak com Contact FBD sales for assistance in setting up an account 7 18 Modem Settings Menu In order to use BevTrakTM the modem needs to be configured To configure the modem from the MODEM SETTINGS menu Figure 7 31 select CONFIGURE WIFI This will open a WIFI SETUP MENU...

Page 34: ...ispenser 7 20 Restore Factory Settings Menu The RESTORE FACTORY SETTINGS menu Figure 7 35 allows a service technician to restore the dispenser settings to factory default This can be useful when too many settings have been changed and the dispenser is not operating at optimal conditions When restoring factory settings certain settings can be retained such as the defrost schedule auto defrost black...

Page 35: ...r charge issues Beater Circuit This sequence will help identify any component failure in the beater circuit system such as the beater motor and capacitors Fill Circuit This sequence will help identify any component failure in the fill circuit system such as solution or gas solenoids or any leaks in the product delivery system To begin determine what the possible issue with the dispenser may be Sel...

Page 36: ... equipment Remove all product residues from the surfaces of the dispenser Rinse thoroughly using clean water also at 90 F to 100 F 32 C to 38 C to remove the remaining soap Remove the drip tray if not connected to drain plumbing and cup rest to clean in a sink using a mild soap solution 8 3 Sanitizing The dispenser should be sanitized yearly Prepare a chlorine solution containing 100 PPM of availa...

Page 37: ...itizing solution and reconnect to the syrup supply 12 Activate the solution solenoid 13 Place a large container under the dispensing valve and drain the barrel Activating the beater motor will facilitate draining the barrel Deactivate the solution solenoid when the syrup lines have been primed with syrup Continue purging the barrel and then deactivate the gas solenoid when the barrel has been empt...

Page 38: ...pin and O rings that are recommended to be replaced If the internal metal components show signs of wear the SS DDV Major Repair Kit P N 12 2307 0001 can be used to replace needed components If the roll pin does not fit tightly with the handle lever replace the handle P N 12 2864 0002 F Replace the motor rear seals Section 9 2 G Sanitize according to manufacturer s recommended procedure Section 8 3...

Page 39: ...the MAINTENANCE MENU and start the DRAIN BARREL process Follow the prompts until the barrel is empty and then end the process 3 Vent the barrel of all pressure 4 Remove the faceplate and beater bar Be sure to catch the remaining liquid from the barrel when removing the faceplate 5 With a small pick or corkscrew type seal puller reach into the back of the barrel and remove the rear seal Figure 9 1 ...

Page 40: ...e drip tray if not connected to drain plumbing splash plate and fluid control cover to expose the product tray Remove the two nuts holding the product tray down using a 7 16 socket or nut driver Remove the ties taking up the slack in the wiring harnesses Liftuponthetrayandpullout Dependingonthedesiredtrayextractiondistancesomeofthepressuretransducers solution solenoids may need to be disconnected ...

Page 41: ...ycle to complete FILL ERROR A barrel is not filling with product correctly Run fill circuit diagnostic sequence FREEZING Dispenser is in READY mode and product is being frozen No action required HIGH BARREL PRESSURE The barrel pressure exceeds 55 PSIG 379 kPag Dispense a drink to reduce barrel pressure MOTOR FAILURE A beater motor is stalled Run the beater circuit diagnostic sequence NITROGEN OUT ...

Page 42: ...age Meaning Action WAITING TO FREEZE Barrel is ready to freeze but is waiting on other barrel s to complete defrost Wait until other barrel s have completed the defrost cycle WATER OUT Water supply turned off Restore water supply Dispenser will automatically restart ...

Page 43: ... pump is operating correctly 4 Ensure the gas tank is not empty 5 Ensure the syrup shutoff valve at the solution module is turned on 6 Ensure any syrup shutoff valves at the back of the dispenser are not turned off 7 Ensure the syrup supply pressure at the dispenser is reading 70 PSIG 483 kPag Adjust the regulator if needed 8 Ensure the syrup pressure transducer is connected and working properly 1...

Page 44: ...ithin a short period This can mean that the BIB connector or syrup pump has a suction leak Fix if necessary 3 Run the beater circuit diagnostic if a component failure is suspected 1 Is the location an extreme volume venue such as a festival If so contact FBD service for instructions on adjusting the timer 2 Run the refrigeration diagnostic sequence to determine the reason for the failure 1 Dispens...

Page 45: ...rmer Even if the voltage is slightly above 200V a boost transformer may be needed as fluctuations in power during the day or during dispenser operation may cause it to drop below 200 volts and shut down the dispenser Note For optimal performance and to avoid component failures FBD recommends dispenser be supplied with 230 VAC 10 1 Install a buck transformer Note For optimal performance and to avoi...

Page 46: ...oid harness connections and verify the active charge pressure on the READOUTS menu is not climbing If the pressure reaches the incoming gas pressure then the fill solenoid is leaking 4 Ensure that syrup has not entered the active charge system due to a failed expansion tank This may cause the orifice in the DCC module to be clogged 1 Verify the fill solenoid is electrically opening closing using t...

Page 47: ...IG 483 kPag Adjust the regulator if needed 1 Verify there is a supply of compressed air 2 Ensure the compressed air shutoff valve at the back of the dispenser is not turned off 3 Ensure the gas pressure transducer is connected and working properly 4 Ensure the compressed air supply pressure at the dispenser is reading 70 PSIG 483 kPag Adjust the regulator if needed 1 Ensure the software matches th...

Page 48: ... Ensure the N2 pressure transducer is connected and working properly 4 Ensure the N2 supply pressure at the dispenser is reading 70 PSIG 483 kPag Adjust the regulator if needed 1 Ensure ADA keypad has no visible damage 2 Ensure the keypad connector is plugged in correctly Make sure that the arrows on each connector align 3 Replace the keypad if faulty 1 Ensure the ADA keypad is connected correctly...

Page 49: ...e 70 PSIG 483 kPag for barrel 2 1 Check the Gas 1 regulator on the header tray and ensure it is set to 60 PSIG 414 kPag 1 Ensure the N2 supply is not low 2 Check the Gas 1 regulator on the header tray and ensure it is set to 60 PSIG 414 kPag 1 Check the Gas 1 regulator on the header tray and ensure it is set to 60 PSIG 414 kPag 1 Ensure the CO2 supply is not low 2 Check the Gas 2 regulator on the ...

Page 50: ... then replace the contactor 4 If contactor engages check to make sure the voltage at contactor terminals T1 and T2 is above 187V when the compressor is starting If below 187V the line voltage supply needs to be corrected 5 If voltage at T1 and T2 is good substitute a known to be good run capacitor If compressor starts replace the original run capacitor 6 Remove the wires from the compressor and ch...

Page 51: ...ess from the suspect solenoid 2 Manually turn on the solenoid using the SERVICE MENU and check for 24 VAC at the wiring harness Note The voltage will read 19 VAC when not powered 3 If 24 VAC is present then replace the solenoid 4 If no voltage then replace the control board 1 Remove the control board and check for blown motor fuses Motor 1 F3 F4 Motor 2 F5 F6 Motor 3 F7 F8 Motor 4 F9 F10 A motor o...

Page 52: ...ge then replace the control board 3 If correct voltage is present remove the solution module and replace the solenoid 1 Determine if the barrel is filling with gas or liquid If the barrel liquid level is low enough use a flashlight to look at the back of the barrel and see if liquid is entering the barrel Replace a leaking solenoid 2 Ensure the solenoids are not manually turned on by going to the ...

Page 53: ...ition and install bolts from the underside of the countertop into the threaded bosses in the frame Seal the dispenser to the countertop with a bead of clear silicone caulk around the base of the frame to prevent spills from collecting under the dispenser 17 00 431 8 14 88 377 8 4 TAPPED MOUNTING HOLES SIDE PANELS FRAME 32 5 825 3 20 00 508 1 75 44 5 10 3 261 9 DRIP TRAY DRAIN 8 56 217 5 DRIP TRAY ...

Page 54: ...3 774 MODELS 52 C L FRONT 4 TAPPED MOUNTING HOLES SIDE PANELS FRAME DRAIN DRIP TRAY 20 25 514 4 18 13 460 4 20 00 508 32 5 825 3 1 75 44 5 10 31 261 9 8 56 217 5 DRIP TRAY 6 80 172 7 DRAIN 1 06 27 0 Figure 11 2 Mounting Diagram for 773 Dispenser ...

Page 55: ... MODELS 53 C L FRONT DRAIN DRIP TRAY FRAME SIDE PANELS 6 TAPPED MOUNTING HOLES 26 00 660 4 23 88 606 4 11 94 303 2 32 5 825 3 20 00 508 1 75 44 5 10 3 261 9 8 56 217 5 DRIP TRAY 6 80 172 7 DRAIN 1 06 27 0 Figure 11 3 Mounting Diagram for 774 Dispenser ...

Page 56: ...S S S GAS 1 H2O P P P S P P EXPANSION CHAMBER SYRUP IN FREEZE CHAMBER 60 PSI SOLUTION MODULE SAMPLE DISPENSING 15 20 PSI S FLAVOR MODULE 2 FLAVOR MODULE 3 FLAVOR MODULE 4 P P P P FLAVOR SYRUP 4 FLAVOR SYRUP 3 FLAVOR SYRUP 2 FLAVOR SYRUP 1 MAIN GAS S P S SHUTOFF VALVE VARIABLE RESTRICTION PUMP CHECK VALVE PRESSURE TRANSDUCER SOLENOID VALVE VALVE PRESSURE REGULATOR L E G E N D RESTRICTOR QUICK EXHAU...

Page 57: ...CHAMBER SYRUP IN P S SYRUP IN EXPANSION CHAMBER P FREEZE CHAMBER FREEZE CHAMBER 60 PSI SOLUTION MODULE SOLUTION MODULE SAMPLE SAMPLE DISPENSING DISPENSING 15 20 PSI S S GAS 1 P 60 PSI GAS 2 SIDE 1 SIDE 2 S S S S P FLAVOR SYRUP 4 P FLAVOR SYRUP 3 P FLAVOR SYRUP 2 P FLAVOR SYRUP 1 FLAVOR MODULE 1 FLAVOR MODULE 2 FLAVOR MODULE 3 FLAVOR MODULE 4 S S S S P FLAVOR SYRUP 1 FLAVOR MODULE 1 P FLAVOR SYRUP ...

Page 58: ...SION CHAMBER EXPANSION CHAMBER EXPANSION CHAMBER SAMPLE SAMPLE SAMPLE SAMPLE SOLUTION MODULE SOLUTION MODULE SOLUTION MODULE SOLUTION MODULE 15 20 PSI 60 PSI CO 2 H 2 0 L E G E N D SHUTOFF VALVE VARIABLE RESTRICTION PUMP CHECK VALVE P PRESSURE TRANSDUCER S SOLENOID VALVE VALVE PRESSURE REGULATOR NOTE DIAGRAM SHOWN FOR 774 S S S P S S DCC EXH 11 3 Flow Diagrams Standard Dispensers Figure 11 6 shows...

Page 59: ...C26 R59 R60 R61 R62 R37 R38 Q 13 R39 C28 R40 D7 R63 C29 Q 14 R64 R65 R66 Q 15 R67 C30 R68 D8 R69 C31 Q 16 R70 U2 C 32 C 33 C 34 C 35 C 36 70 2239 0001 4 1 2 3 TANK 1 REG CO2 REG SEC GAS TANK 2 UNREG CO2 ACTIVE CHARGE H20 SYR 1 SYR 2 FLAVOR 1 FLAVOR 2 FLAVOR 3 FLAVOR 4 ADA KEYPAD 1 OUTPUT RETURN TEMP VOLTAGE VOLTAGE OUTPUT GROUND NOTE DIAGRAM SHOWN FOR 772 MULTI FLAVOR Figure 11 7 Electrical Diagra...

Page 60: ...0570 0010 TRANSFORMER 192 VA 24 VAC 50 60HZ 14 0108 0003 NEMA L6 20P PLUG 24 VAC DIG GND L1 L2 OPTION FOR WATER COOLED 4MFD 4MFD 4MFD RV3 RV4 RV1 39VAC RV2 VIDEO DOOR POWER SUPPLY D C A B CONTINUES ON NEXT PAGE CONTINUES ON NEXT PAGE NOTE DIAGRAM SHOWN FOR 772 MULTI FLAVOR OR BRN OR GRY OR BRN OR GRY Figure 11 8 Electrical Diagram for 771 and 772 Multi Flavor Dispensers 2 OF 3 ...

Page 61: ...D FROM PREVIOUS PAGE CONTINUED FROM PREVIOUS PAGE C D FLAVOR 4 FLAVOR 3 FLAVOR 2 FLAVOR 1 REF 2 DEF 2 REF 1 DEF 1 DISP 1 SOL 2 SOL 1 FILL VENT ALARM DISP 2 NOTE DIAGRAM SHOWN FOR 772 MULTI FLAVOR Figure 11 9 Electrical Diagram for 771 and 772 Multi Flavor Dispensers 3 OF 3 ...

Page 62: ... 773 774 BEATER MOTOR 1 BEATER MOTOR 2 BEATER MOTOR 3 BEATER MOTOR 4 Harness Functions 772 773 774 SOL1 SOL2 SOL3 SOL4 CO2 1 CO2 2 CO2 3 CO2 4 REF 1 REF 2 REF 3 REF 4 DEF 1 DEF 2 DEF 3 DEF4 Harness Functions 772 773 774 TANK 1 TANK 2 TANK 3 TANK 4 SYR 1 SYR 2 SYR 3 SYR 4 REG CO2 H2O UNREG CO2 ACTIVE CHARGE GROUND 3 3 VDC ANA GND ANA GND 3 3 VDC 3 3 VDC ANA GND ANA GND 3 3 VDC OUTPUT 5VDC OUTPUT VO...

Page 63: ... Hz ZB15KCE PFV 208 230 V 36 2055 0001 773 774 60 Hz ZB19KCE PFV 208 230 V 36 2027 0001 SWITCH OPTION FOR WATER COOLED OPTION FOR AIR COOLED 4 MF PLUG VARIES BY UNIT TYPE CONTACT FBD FOR ADDITIONAL PLUG INFORMATION D C A B CONTINUES ON NEXT PAGE CONTINUES ON NEXT PAGE NOTE DIAGRAM SHOWN FOR 774 OR GRY OR BRN OR GRY OR GRY OR GRY OR BRN OR BRN OR BRN Figure 11 11 Electrical Diagram for Standard 772...

Page 64: ...E CONDENSER FILL VENT CO2 1 RTN CO2 2 RTN 12 VDC CO2 3 RTN 12 VDC CO2 4 RTN SOL 3 RTN SOL 2 RTN SOL 1 RTN 24 VAC SOL 4 RTN 24 VAC 24 VAC DEF 1 RTN REF 2 RTN DEF 3 RTN REF 3 RTN DEF 4 RTN REF 4 RTN REF 1 RTN 24 VAC DEF 2 RTN 24 VAC C D NOTE DIAGRAM SHOWN FOR 774 Figure 11 12 Electrical Diagram for Standard 772 773 and 774 Dispensers 1 OF 3 ...

Page 65: ...ram for the 771 multi flavor dispenser air cooled Figure 11 14 shows the diagram for the 772 multi flavor dispenser air cooled FLOW P PRESSURE TRANSDUCER DEFROST VALVE SOLENOID HEAT EXCHANGER P CONDENSER SCROLL COMPRESSOR FILTER TRANSDUCER DRIER PRESSURE EVAPORATOR EXPANSION VALVE SOLENOID TUBE TO TUBE S Figure 11 13 Refrigeration Schematic for 771 Multi Flavor Air Cooled Dispenser ...

Page 66: ...77X INSTALLATION OPERATION MANUAL 771 772 773 774 MODELS 64 S S T DRIER DEFROST VALVE SOLENOID EXPANSION VALVE SOLENOID Figure 11 14 Refrigeration Schematic for 772 Multi Flavor Air Cooled Dispenser ...

Page 67: ... RECEIVER P CONDENSER NOTE DIAGRAM SHOWN FOR 773 Figure 11 15 Refrigeration Schematic for 772 and 773 Standard Air Cooled Dispensers 11 7 Refrigeration Schematic Diagrams Air Cooled Dispensers Figure 11 15 shows the refrigeration schematic for the standard 773 air cooled dispenser and is representative of the standard 772 with the exception of the number of barrels Figure 11 16 shows the diagram f...

Page 68: ...SCROLL COMPRESSOR PRESSURE EVAPORATOR EXPANSION VALVE SOLENOID DEFROST VALVE SOLENOID EVAPORATOR EVAPORATOR EVAPORATOR TEMPERATURE HEAT EXCHANGER FILTER DRIER PRESSURE LIQUID RECEIVER P CONDENSER STRAINER Figure 11 16 Refrigeration Schematic for 774 Standard Air Cooled Dispenser ...

Page 69: ... SOLENOID EXPANSION VALVE SOLENOID Figure 11 17 Refrigeration Schematic for 772 773 and 774 Remote Condensing Dispensers 11 8 Refrigeration Schematic Diagrams Remote Condensing Dispensers Figure 11 17 shows the refrigeration schematic for the standard 774 remote condensing dispenser and is representative of the standard 772 and 773 with the exception of the number of barrels ...

Page 70: ... 772 Water Cooled Dispenser 11 9 Refrigeration Schematic Diagrams Water Cooled Dispensers Figure 11 18 shows the refrigeration schematic for the standard 772 water cooled dispenser Figure 11 19 shows the refrigeration schematic for the standard 773 water cooled dispenser and Figure 11 19 shows the refrigeration schematic for the standard 774 water cooled dispenser ...

Page 71: ...77X INSTALLATION OPERATION MANUAL 771 772 773 774 MODELS 69 DRIER T S S S DEFROST VALVE SOLENOID EXPANSION VALVE SOLENOID Figure 11 19 Refrigeration Schematic for 773 Water Cooled Dispenser ...

Page 72: ...77X INSTALLATION OPERATION MANUAL 771 772 773 774 MODELS 70 S S S S DEFROST VALVE SOLENOID EXPANSION VALVE SOLENOID Figure 11 20 Refrigeration Schematic for 774 Water Cooled Dispenser ...

Page 73: ...77X INSTALLATION OPERATION MANUAL 771 772 773 774 MODELS 71 NOTES FBD TECHNICAL SUPPORT 866 323 2777 or www fbdfrozen com ...

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