Cornelius R-404A REFRIGERANT service manual Flow Diagram

Page 12

*WATER PRESSURE REGULATOR IS

 

PRODUCT SAMPLE

FACTORY ADJUSTED TO 45-PSI AND

 

 

VALVE(2)

 

SHOULD NOT BE READJUSTED.

 

 

 

 

 

**SYRUP SOLD-OUT SWITCHES ARE

 

 

 

FACTORY ADJUSTED AND SHOULD

 

 

 

NOT BE READJUSTED.

 

 

 

LINE LEGEND

 

 

 

CO2

 

 

 

PLAIN WATER

 

 

 

CARB WATER

 

 

 

SYRUP

 

 

 

PRODUCT

 

 

 

CARBONATOR

 

 

 

TANK

 

 

 

PRODUCT BLENDER

 

 

 

TANK(2)

 

 

 

PRODUCT SHUTOFF

 

 

 

VALVE(2)

 

 

 

FREEZE

 

 

 

CYLINDER(2)

 

 

 

CARBONATED WATER

 

 

 

VOLUME SAMPLE VALVE

 

 

 

CARBONATED WATER

 

 

FREEZE CYLINDER

 

 

OVERFLOW TUBE

SOLENOID VALVE(2)

 

 

 

 

 

CARBONATED WATER

 

 

LIQUID CHECK

 

 

VALVE(2)

FLOW REGULATOR(2)

 

 

 

 

*WATER PRESSURE

 

 

 

SYRUP SOLENOID

 

 

REGULATOR

 

 

PLAIN WATER

VALVE(2)

 

SYRUP FLOW

 

 

SOURCE

 

 

REGULATOR(2)

PRIMARY CO2

 

SHUTOFF

 

 

REGULATOR ASS’Y

 

 

VALVE

SYRUP SOLD-OUT

 

 

 

FLOAT SWITCH(2)

 

 

 

**SYRUP SOLD-OUT

 

 

 

SWITCH

 

 

 

 

 

 

WATER

 

 

DOUBLE

PRESSURE

 

 

LIQUID

SWITCH

 

 

CHECK

CARBONATOR

 

 

VALVE

 

 

WATER PUMP

 

 

 

 

CO2

 

CO2

CO2

CHECK

 

PRESSURE

VALVE

 

 

SWITCH

CYLINDER

 

 

 

 

 

 

SOFT DRINK

SECONDARY CO2 REGULATORS

 

TANK(2)

TO PRODUCT BLENDER

 

TANKS (60 PSI GAGE) (2)

 

 

CO2 CHECK

 

SECONDARY CO2 REGULATOR

 

VALVE(3)

 

TO CARBONATOR TANK

 

(100 PSI GAGE)

FIGURE 2. FLOW DIAGRAM

5

312028000

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Page 11 Page 13
Contents To the Installer Table of Contents Table of Contents cont’d Programming Main Menu Selections Onto Message Display VIS Read Actual Viscosity Readout of ProductWater Strainer Screen and Double Liquid Check Valve Preparing Unit for SHIPPING, STORING, or RelocatingProduct Carbonation Adjustment Daily Cleaning of Unit Sanitizing Syrup SystemsTroubleshooting Control Panel Switches and Fault ‘‘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 DescriptionAccessories Service ToolsTheory of Operation 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 Unit Installing Leveling LegsInstalling Drip Tray Supports Item 7 and Item 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 Turning on Electrical Power to Unit Adjusting Primary CO2 RegulatorAdjusting Product Blender Tanks Secondary CO2 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 Totals Menu Commands Description Syrup Minutes SideBrix 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 ‘‘SLEEP’’ Sleep Time Operation Faceplate Relief ValvesProduct Sample Valves Product Shutoff ValvesSyrup Flow Regulators Dispensing ValvesDispensed Product Conditions ‘‘OVERRUN’’, AS Applied to Frozen Carbonated BeveragesOperating Characteristics Operating UnitReplenishing Syrup Supply Cleaning and Sanitizing Cleaning Condenser CoilProduct Flavor Change Checking CO2 SupplyAdjustments Adjusting ‘‘VIS SET’’ Product Viscosity of Dispensed Product Cleaning CO2 GAS Check Valves Preparing Unit for SHIPPING, STORING, or Relocating Periodic InspectionTOP Panel Back PanelOpening and Closing Front Access Door Front Access PanelOpening Front Access Door 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 Control Panel Switches Poorly Illuminated Display ONE or More FaultALL Fault Messages not a Cannot be DeactivatedALL Fault Message not ‘‘CO2 OUT’’ Fault Message‘‘H2O OUT’’ Fault Message Fault Message Goes onTroubleshooting Product Blender Tanks and Carbonator Troubleshooting Dispensed Product Frozen Product Consistency VariesExcessively 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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