Cornelius R-404A REFRIGERANT service manual 312028000

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22.Press ‘‘CANCEL DEFROST’’ (ADVANCE) switch to advance and bring up ‘‘COMPRESS’’ on message dis- play.

23.Press ‘‘DEFROST’’ (SELECT) switch. Compressor and condenser fan motor will start and operate while switch is pressed.

24.Press ‘‘CANCEL DEFROST’’ (ADVANCE) switch to advance and bring up ‘‘H2O PUMP” on message display.

25.Press ‘‘DEFROST’’ (SELECT) switch. Carbonator water pump relay on master circuit board clicks when switch is pressed.

26.Press ‘‘ERROR RESET’’ switch two times to exit from MENU SELECTIONS.

DISPLAYING ‘‘TOTALS’’ (DISPLAYED CYCLES AND HOURS TOTALS) ONTO MESSAGE DISPLAY

(see Table 4 and Table 8).

1.‘‘TOTALS’’ (DISPLAYED CYCLES AND HOURS TOTALS) may be displayed on message display as follows:

A.Refer to PROGRAMMING MAIN MENU SELECTION ONTO MESSAGE DISPLAY and bring up the word ‘‘CLOCK’’ on message display.

B.Repeatedly press and release ‘‘CANCEL DEFROST’’ (ADVANCE) switch to advance through main menu until ‘‘TOTALS’’ menu appears on message display. Press ‘‘DEFROST’’ (SELECT) switch to lock ‘‘TOTALS’’ menu in place. The word ‘‘COMP HRS’’ will appear on message display.

C.Press and hold ‘‘DEFROST’’ (SELECT) switch. Compressor run hours will appear on message display.

D.Press ‘‘CANCEL DEFROST’’ (ADVANCE) switch to advance and bring up ‘‘COMP CYC’’ on message display.

E.Press and hold ‘‘DEFROST’’ (SELECT) switch. Compressor cycles x 100 will appear on message dis- play.

F.Use CANCEL DEFROST (ADVANCE) switch to advance through remaining ‘‘TOTALS’’ (DISPLAYED CYCLES AND HOURS TOTAL MENU) see Table 8. Press ‘‘DEFROST’’ (SELECT) switch to obtain message display readings of the individual menu selections.

G.Press ‘‘ERROR RESET’’ switch two times to exit from MENU SELECTIONS.

PROGRAMMING FREEZE CYLINDERS BEATER “MOTORS” INTO UNIT ELECTRONICS

IMPORTANT: Note in Table 6 “MOTOR SELECT” the number of freeze cylinders beater motors manufacturers that are listed. Your Unit was manufactured and equipped with motors from one of these manufacturers. A replacement freeze cylinder beater motor is also manufactured by one of these manufacturers listed. DURING NEW UNIT INSTALLATION, OR WHEN REPLACING ONE OF THE BEATER MOTORS, NOTE THE MANUFACTURER’S NAME ON THE MOTOR(S). THE BEATER MOTOR(S) MANUFACTURER’S NAME(S) MUST BE PROGRAMMED INTO THE UNIT, WHICH WILL MATCH THE MOTOR(S) TO THE UNIT ELECTRONICS. Proceed as follows to program the beater motors into the Unit electronics.

1.Refer to “PROGRAMMING MAIN MENU SELECTIONS ONTO MESSAGE DISPLAY” and bring up “MO- TORS” on the message display. Press “DEFROST” (SELECT) switch to lock in on the selection. “MOT_1 MFG 1” (represents No. 1 freeze cylinder beater motor) will appear on the message display.

2.Press “DEFROST” (SELECT) switch again. A motor manufacturer’s name (see Table 6) will appear on the mesage display and will be non-blinking.

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Contents To the Installer Table of Contents Table of Contents cont’d Water Strainer Screen and Double Liquid Check Valve Programming Main Menu Selections Onto Message DisplayVIS Read Actual Viscosity Readout of Product Preparing Unit for SHIPPING, STORING, or RelocatingTroubleshooting Control Panel Switches and Fault Product Carbonation AdjustmentDaily Cleaning of Unit Sanitizing Syrup Systems ‘‘ERROR 1’’ or ‘‘ERROR 2’’ Fault Message Goes on DuringDefrost Cycle does not Cancel After Pressing ‘‘CANCEL Freeze Cylinder Automatic Defrost Cycle does notList of Figures Table of Contents cont’d General Description Unit DescriptionTheory of Operation AccessoriesService Tools Generic Flavor TabsDefrost Systems Manual Defrost SystemAutomatic Defrost System ‘‘SLEEP’’ Sleep Time ‘‘WAKE UP’’ Wake UP TimeFlow Diagram This page Left Blank Intentionally Unpacking and Inspection Identification of LOOSE-SHIPPED PartsElectrical Power Requirements Selecting LocationHZ Unit Installing Drip Tray Supports Item 7 and Item Installing UnitInstalling Leveling Legs Installing Drip Tray Drain Hose KIT ItemInstalling Primary CO2 Regulator Assembly on CO2 Cylinder Connecting CO2 Source Line to Unit CO2 Inlet LineConnecting City Plain Water Source Line to Unit Connecting Electrical Power Circuit to the UnitElectrical BOX Adjusting Product Blender Tanks Secondary CO2 Turning on Electrical Power to UnitAdjusting Primary CO2 Regulator Adjusting Carbonator Secondary CO2 RegulatorHidden Security Switch Message Display Control Panel ASS’YFilling Freeze Cylinders with Product Checking Unit for SYRUP, CO2, or Plain Water LeaksAdjusting Beater Motor Current Either Side Placing Unit in Operating LocationSetting Clock Time of DAY Programming Main Menu Selection Onto Message DisplayProgramming ‘‘DEFROST’’ Automatic Settings Into Unit Menu SelectionsMain Menu Selections Switch Function DIP Switch FunctionsProgramming ‘‘SLEEP’’ Sleep Time Into Unit Programming ‘‘WAKE UP’’ Wake UP Time Into Unit Programming Point of Sale Message DisplayAdjusting VIS SET Product Viscosity of Dispensed Product Master and Relay Circuit Board ‘‘VOLTAGE’’ Displayed Voltage Readout 312028000 Brix Totals Menu Commands DescriptionSyrup Minutes Side Gallons = a X Syrup MinutesDisplayed Error Conditions Programming Proper Refrigerant Type Into Unit ElectronicsDisplayed Error Conditions Control Panel ASS’Y Switches and Displayed Messages Control Panel ASS’Y SwitchesControl Panel Assembly Display Messages ‘‘SECURITY SWITCH.’’Freeze Cylinders Manual or Automatic Defrost Systems Product Sample Valves ‘‘SLEEP’’ Sleep Time OperationFaceplate Relief Valves Product Shutoff ValvesDispensed Product Conditions Syrup Flow RegulatorsDispensing Valves ‘‘OVERRUN’’, AS Applied to Frozen Carbonated BeveragesOperating Characteristics Operating UnitReplenishing Syrup Supply Product Flavor Change Cleaning and SanitizingCleaning Condenser Coil Checking CO2 SupplyAdjustments Adjusting ‘‘VIS SET’’ Product Viscosity of Dispensed Product Cleaning CO2 GAS Check Valves TOP Panel Preparing Unit for SHIPPING, STORING, or RelocatingPeriodic Inspection Back PanelOpening Front Access Door Opening and Closing Front Access DoorFront Access Panel Closing Front Access DoorOperating Controls Unit Internal Components SELF-CLOSING Dispensing Valve 312028000 Adjusting Plain Water Pressure Regulator Adjusting Carbonated Water Flow RateFreeze Cylinder Cutaway View Servicing Beater Motor Drive SHAFT/SEAL Assembly Beaters and Scraper Blades Installation Adjusting CO2 Regulators Adjusting Brix WATER-TO-SYRUP ‘‘RATIO’’ of Dispensed Product Product Carbonation Adjustment Daily Cleaning of UnitSanitizing Syrup Systems To disconnect soft drink tank from Unit syrup system 312028000 Yearly or After Water System Disruption Servicing Carbonator Water Pump Water Strainer ScreenLiquid Check Valve Assembly Servicing Carbonator Water Pump Double Liquid Check ValveReplenishing Syrup Supply Service and Maintenance Section Replenishing CO2 SupplySyrup Flavor Change Water Strainer Screen and Double Liquid Check Valve Serviced Replacing Freeze Cylinder Beater Drive MotorAdjusting Carbonator Tank Liquid Level Ments in Small IncrementsCarbonator Liquid Level Control Switch Adjustment Refrigeration Flow Diagram Wiring Diagram This page Left Blank Intentionally Troubleshooting Control Panel Switches and Fault Messages ALL Fault Messages not a Control Panel SwitchesPoorly Illuminated Display ONE or More Fault Cannot be Deactivated‘‘H2O OUT’’ Fault Message ALL Fault Message not‘‘CO2 OUT’’ Fault Message Fault Message Goes onTroubleshooting Product Blender Tanks and Carbonator Troubleshooting Dispensed Product Excessively Frozen ProductConsistency Varies FREEZE-UPIllustrated Parts Breakdown Unit Part NumbersOvercounter FCB POST-MIX Dispenser FCB POST-MIX Dispenser FCB POST-MIX Dispenser cont’d Name Secondary CO2 Regulator Components Secondary CO2 Regulator ASS’Y CO2 Regulator Assembly Blender and Tubing Components Tubing Assembly Carb Water Tubing Assembly Water Solenoid to Blender Solenoid Valve Assembly Blender Components Control BOX and Display Panel Components Faceplate Assembly Dispensing Valve Assembly Carbonator Components Carbonator Tank and Linkage Assembly Pump and Motor ASS’Y Beater Motor Drive SHAFT/SEAL ASS’Y Warranty This page Left Blank Intentionally One Cornelius Place Anoka, Minnesota 612 800
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