Cornelius R-404A REFRIGERANT service manual Filling Freeze Cylinders with Product

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B.Press ‘‘AUTO BLEND 1’’ switch to fill No. 1 system product blender tank with product. ‘‘FILL 1’’ fault message will go out when ‘‘AUTO BLEND 1’’ switch is pressed. When product blender tank is full, press ‘‘FILL 1’’ switch to prevent more product from entering tank. ‘‘OFF 1’’, ‘‘OFF 2’’, and ‘‘SYRUP 2’’ fault messages will continue to be displayed.

C.Open No. 1 product blender tank product sample valve (see Figure 2 and 6) and take sample (approxi- mately 6-ounces) of product in a cup or glass.

NOTE: Temperature compensated hand-type refractometers (P/N 511004000) are available from The Cor- nelius Company.

D.Check product BRIX with a temperature compensated hand-type refractometer. BRIX should read 13 ±

1. If BRIX is not within tolerance, adjust white syrup flow regulator for No. 1 syrup system as follows:

E.Turn regulator adjusting screw to the left (counterclockwise) no more than 1/8-turn at a time to reduce syrup flow rate or turn screw to the right (clockwise) no more than 1/8-turn to increase flow rate.

F.Place container under No. 1 product sample valve. Open valve to purge product out of product blender tank, line, and valve, then close valve. ‘‘OFF 1’’, ‘‘OFF 2’’, and ‘‘SYRUP 2’’ will continue to be displayed.

G.Press ‘‘AUTO BLEND 1’’ switch to run new batch of product into product blender tank. When product blender tank is full, press ‘‘FILL 1’’ switch to prevent more product from entering product blender tank. ‘‘OFF 1’’, ‘‘OFF 2’’, and ‘‘SYRUP 2’’ fault messages will continue to be displayed.

H.Repeat steps C and D preceding to check product sample for BRIX.

I.Repeat steps F through H preceding until proper BRIX adjustment is achieved.

J.Repeat steps A through I preceding to adjust BRIX of dispensed product on No. 2 system. After com- pleting BRIX adjustment on No. 2 system, only the ‘‘OFF 1’’ and ‘‘OFF 2’’ fault messages should contin- ue to be displayed.

NOTE: Syrup systems may be sanitized at this time as instructed.

FILLING FREEZE CYLINDERS WITH PRODUCT

1.Open product shutoff valves, located in lines leading from product blender tanks to freeze cylinders.

2.Press ‘‘AUTO BLEND 1’’ and ‘‘AUTO BLEND 2’’ switches to begin filling freeze cylinders. Open freeze cylin- ders faceplates relief valves to bleed air from cylinders while filling with product, then close valves. Do not relieve freeze cylinder pressure too fast or product will foam excessively in cylinder and lose carbonation.

CHECKING UNIT FOR SYRUP, CO2, OR PLAIN WATER LEAKS

1.Inspect the entire Unit and the entire system for syrup, CO2, or plain water leaks and repair if evident.

2.Install the Unit back and side panels.

3.Install Unit front access panel (see Figure 5) and secure with THREAD CUTTING SCREWS (item 16) and WHITE SPACERS (ITEM 14).

4.Close front access door, then use a flat blade screwdriver to turn lock clockwise to lock the door.

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Contents To the Installer Table of Contents Table of Contents cont’d VIS Read Actual Viscosity Readout of Product Programming Main Menu Selections Onto Message DisplayWater Strainer Screen and Double Liquid Check Valve Preparing Unit for SHIPPING, STORING, or RelocatingDaily Cleaning of Unit Sanitizing Syrup Systems Product Carbonation AdjustmentTroubleshooting 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 Unit Description General DescriptionService Tools AccessoriesTheory of Operation Generic Flavor TabsDefrost Systems Manual Defrost SystemAutomatic Defrost System ‘‘WAKE UP’’ Wake UP Time ‘‘SLEEP’’ Sleep TimeFlow Diagram This page Left Blank Intentionally Identification of LOOSE-SHIPPED Parts Unpacking and InspectionElectrical Power Requirements Selecting LocationHZ Unit Installing Leveling Legs Installing UnitInstalling Drip Tray Supports Item 7 and Item Installing Drip Tray Drain Hose KIT ItemConnecting CO2 Source Line to Unit CO2 Inlet Line Installing Primary CO2 Regulator Assembly on CO2 CylinderConnecting City Plain Water Source Line to Unit Connecting Electrical Power Circuit to the UnitElectrical BOX Adjusting Primary CO2 Regulator Turning on Electrical Power to UnitAdjusting Product Blender Tanks Secondary CO2 Adjusting Carbonator Secondary CO2 RegulatorControl Panel ASS’Y Hidden Security Switch Message DisplayChecking Unit for SYRUP, CO2, or Plain Water Leaks Filling Freeze Cylinders with ProductPlacing Unit in Operating Location Adjusting Beater Motor Current Either SideProgramming Main Menu Selection Onto Message Display Setting Clock Time of DAYProgramming ‘‘DEFROST’’ Automatic Settings Into Unit Menu SelectionsMain Menu Selections Switch Function DIP Switch FunctionsProgramming ‘‘SLEEP’’ Sleep Time Into Unit Programming Point of Sale Message Display Programming ‘‘WAKE UP’’ Wake UP Time Into UnitAdjusting VIS SET Product Viscosity of Dispensed Product Master and Relay Circuit Board ‘‘VOLTAGE’’ Displayed Voltage Readout 312028000 Syrup Minutes Side Totals Menu Commands DescriptionBrix Gallons = a X Syrup MinutesProgramming Proper Refrigerant Type Into Unit Electronics Displayed Error ConditionsDisplayed Error Conditions Control Panel ASS’Y Switches Control Panel ASS’Y Switches and Displayed Messages‘‘SECURITY SWITCH.’’ Control Panel Assembly Display MessagesFreeze Cylinders Manual or Automatic Defrost Systems Faceplate Relief Valves ‘‘SLEEP’’ Sleep Time OperationProduct Sample Valves Product Shutoff ValvesDispensing Valves Syrup Flow RegulatorsDispensed Product Conditions ‘‘OVERRUN’’, AS Applied to Frozen Carbonated BeveragesOperating Characteristics Operating UnitReplenishing Syrup Supply Cleaning Condenser Coil Cleaning and SanitizingProduct Flavor Change Checking CO2 SupplyAdjustments Adjusting ‘‘VIS SET’’ Product Viscosity of Dispensed Product Cleaning CO2 GAS Check Valves Periodic Inspection Preparing Unit for SHIPPING, STORING, or RelocatingTOP Panel Back PanelFront Access Panel Opening and Closing Front Access DoorOpening Front Access Door Closing Front Access DoorOperating Controls Unit Internal Components SELF-CLOSING Dispensing Valve 312028000 Adjusting Carbonated Water Flow Rate Adjusting Plain Water Pressure RegulatorFreeze 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 Servicing Carbonator Water Pump Water Strainer Screen Yearly or After Water System DisruptionServicing Carbonator Water Pump Double Liquid Check Valve Liquid Check Valve AssemblyReplenishing Syrup Supply Service and Maintenance Section Replenishing CO2 SupplySyrup Flavor Change Water Strainer Screen and Double Liquid Check Valve Replacing Freeze Cylinder Beater Drive Motor ServicedMents in Small Increments Adjusting Carbonator Tank Liquid LevelCarbonator Liquid Level Control Switch Adjustment Refrigeration Flow Diagram Wiring Diagram This page Left Blank Intentionally Troubleshooting Control Panel Switches and Fault Messages Poorly Illuminated Display ONE or More Fault Control Panel SwitchesALL Fault Messages not a Cannot be Deactivated‘‘CO2 OUT’’ Fault Message ALL Fault Message not‘‘H2O OUT’’ Fault Message Fault Message Goes onTroubleshooting Product Blender Tanks and Carbonator Troubleshooting Dispensed Product Consistency Varies Frozen ProductExcessively FREEZE-UPUnit Part Numbers Illustrated Parts BreakdownOvercounter 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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