FBD 77 Series Installation And Operation Manual Download Page 29 | Manualshive

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Backflow Preventer Maintenance

The strainer portion of the backflow preventer must be removed and cleaned on an annual basis. To clean the
device, turn off the water supply and unscrew the filter housing as shown in the figure. Clean any debris and
replace the strainer. Turn the water supply back on when finished.

Rear seal

Front of barrel with faceplate and
beater bar removed

Unscrew cap and remove strainer to clean

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Summary of Contents for 77 Series

Page 1: ...772 773 774 24 2396 0001 Rev C 07 30 2013...

Page 2: ...TING TO SYRUP SUPPLY 8 MENUS AND NAVIGATION 8 KEYPAD 8 HOME MENU 9 POPUP MENU 9 MENU TREE 10 MAIN MENU 11 READOUTS MENU 11 FAULT CODES MENU 12 SERVICE MENUS 12 MAINTENANCE OPTIONS MENU 13 SETTINGS MEN...

Page 3: ...EAR SEAL REPLACEMENT 28 BACKFLOW PREVENTER MAINTENANCE 29 TROUBLESHOOTING 30 HOME MENU MESSAGES 30 FAULT CODES 31 DIAGNOSTIC FAULT CODES 33 MOUNTING TEMPLATES 37 PLUMBING SCHEMATIC DIAGRAM 39 WIRING S...

Page 4: ...d or broken off a CO2 cylinder can cause serious personal injury General Precautions This equipment depending on the model weighs up to 460 pounds To avoid personal injury or damage do not attempt to...

Page 5: ...back 36 914 mm top Dispenser Specific Requirements Requirement 772 773 774 Electrical circuit 60 Hz 20 A 30 A 30 A Dispenser Specifications Requirement 772 773 774 Width 17 0 432 mm 20 3 516 mm 26 0...

Page 6: ...Average Heat Load 772 5 000 Btu Hr 773 6 250 Btu Hr 774 6 250 Btu Hr Remote Condensing Models Remote condensing models utilize a condenser assembly external to the building and are designed for ambie...

Page 7: ...installed on the water supply line before connecting to the dispenser If needed one can be purchased from FBD under part number 12 2272 0001 The back flow device must have a line connected to the ven...

Page 8: ...the CO2 supply at this time MENUS AND NAVIGATION Keypad The keypad is the user interface point and allows for control of the dispenser and navigation of the menus Please review the keypad layout belo...

Page 9: ...ages may appear on the home screen from time to time depending on the current activity or error For a complete listing of these messages please see the home menu display messages section of this manua...

Page 10: ...on about each menu see the descriptions that follow STORE LEVEL SERVICE LEVEL To access the service menu highlight MENU in the pop up and then simultaneously press the green select key and the bottom...

Page 11: ...u Readouts Menu The readouts menu shows the current status of all temperature and pressure sensor readings line voltage and other pertinent information about the operation of the dispenser Some readou...

Page 12: ...aneously Fault Codes Menu The fault code menu provides a list of the last twenty fault codes with the date and time of occurrence and resolution When the green button is pressed additional details abo...

Page 13: ...Barrel This process will assist in draining a liquid barrel defrost first if needed The user must terminate this process by pressing the END button once the barrel is empty Fill Barrel This process fi...

Page 14: ...16 oz drinks will need to be dispensed before the product in the barrel has re conditioned to the new settings FREEZE ADJUSTMENT The viscosity of the drink can be adjusted by highlighting and selectin...

Page 15: ...for barrel 1 and then the delay time between barrels For example assume on a four barrel dispenser the delay time is set to 60 minutes and the first defrost is at 03 00 Barrel 1 will defrost at 03 00...

Page 16: ...rogrammed These windows prevent any defrost cycles from occurring during that period Up to three windows can be specified and the start and end times for each window must be designated Note A defrost...

Page 17: ...for FBD beverage equipment It allows the equipment owner to monitor the status and sales performance of their dispensers via an internet browser Bevtrak connects to the internet via a GSM modem cell p...

Page 18: ...ve been correctly entered select the CONFIGURE MODEM option to complete the process Contact customer support for assistance Machine Totals Menu The machine totals menu provides various totals that the...

Page 19: ...ic sequences 1 Refrigeration This sequence will help identify any component failure in the refrigeration system such as compressor condenser fan refrigeration or defrost solenoids and low or over char...

Page 20: ...to the syrup BIBs 4 Establish the water supply and the CO2 supply Note the water and syrup pumps will activate until the lines are pressurized 5 Thoroughly check for leaks at all connections 6 Install...

Page 21: ...sures This will re stabilize to the new pressure The water pressure should be 15 to 20 PSIG above the unregulated CO2 pressure See the troubleshooting section if the pressures are not correct The disp...

Page 22: ...if unsure of the target brix Note Light or diet product has a low brix and can cause problems with the dispenser if not properly set up Although these products have ingredients to replace the anti fre...

Page 23: ...the prompts until the barrel is full and then press the END button Use the vent valve to relieve pressure in the barrel 4 Once all barrels have been filled return to the home menu 5 Defrost the barre...

Page 24: ...use of this the dispenser drink quality settings are designed to be easily adjusted to compensate for these natural differences or even to adjust the drink quality for personal preferences To make cha...

Page 25: ...nsed before the product in the barrel has re conditioned to the new settings Defrosting To maintain optimal product quality a frozen drink must be periodically defrosted This is because ice crystals g...

Page 26: ...nation Do NOT use strong bleaches or detergents when cleaning the exterior of the equipment They will discolor and possibly corrode various materials Do NOT use metal scrapers sharp objects steel wool...

Page 27: ...e the CO2 solenoid when the barrel has been emptied 6 Turn off the water supply at the solution module using the shut off valve 7 Place the syrup BIB connector with adapter in the sanitizing solution...

Page 28: ...ribes the procedure for one barrel Repeat for all barrels 28 1 On the home screen press the up or down arrow until the barrel to be sanitized is highlighted Press the green button and then select OFF...

Page 29: ...on an annual basis To clean the device turn off the water supply and unscrew the filter housing as shown in the figure Clean any debris and replace the strainer Turn the water supply back on when fini...

Page 30: ...PSI the barrel pressure HIGH REGULATED CO2 Regulated CO2 above 70 PSIG Adjust regulator to 60 PSIG PRESSURE HIGH VOLTAGE DETECTED Line voltage above 254 volts Buck transformer is required HOT PRODUCT...

Page 31: ...4 Ensure the CO2 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 unit aren t turned off 7 Ensure the syrup s...

Page 32: ...ted on the product header to ensure it is set at 30 PSI All barrels should be fully depressurized before checking the active charge Error 090 Hot Product Detected The system shut down because product...

Page 33: ...pressure is not reading correctly 1 Ensure the pressure transducer is plugged in 2 Replace the transducer if faulty Error 200 Return Temperature Sensor The refrigeration return suction temperature se...

Page 34: ...annot be established through all motor windings when cooled down the compressor should be replaced 7 Check the compressor motor for a ground fault by conducting a continuity check between the common t...

Page 35: ...wiring harness from suspect beater motor 4 Manually turn on beater motor and ensure there is line voltage on pins 1 3 of supply harness outside pins 5 If correct voltage is present then substitute a...

Page 36: ...621 622 623 624 Barrel Leak The barrel pressure is dropping during a fill circuit diagnostic test 1 Look for any obvious leaks by searching for liquid along the product line from the solution module...

Page 37: ...the cabinet Next place the dispenser in position and install 3 8 16 UNC bolts from the underside of the counter into the threaded bosses in the frame Seal the dispenser to the countertop with a bead...

Page 38: ...38 772 Mounting Dimensions 773 Mounting Dimensions...

Page 39: ...39 PLUMBING SCHEMATIC DIAGRAM The plumbing diagrams for the 772 773 and 774 are the same except for the number of barrels The 774 is shown below...

Page 40: ...40 WIRING SCHEMATIC DIAGRAM...

Page 41: ...41...

Page 42: ...42 REFRIGERATION SCHEMATIC DIAGRAM...

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