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Cornelius R-134A service manual Ó Imi Cornelius Inc

Models: R-134A

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Installation/Service

IMI CORNELIUS INC g One Cornelius Place g Anoka, MN 55303-6234

Telephone (800) 238-3600	Facsimile (612) 422-3246

Installation/Service

Manual

VENTURE POST-MIX DISPENSER W/BUILT-IN COLD CARBONATOR (R-134A REFRIGERANT)

IMPORTANT:

TO THE INSTALLER.

It is the responsibility of the Installer to ensure that the water supply to the dispensing equipment is provided with protection against backflow by an air gap as defined in ANSI/ASME A112. 1.2-1979; or an approved vacuum breaker or other such method as proved effective by test.

Water pipe connections and fixtures directly connected to a potable water supply shall be sized, installed, and maintained according to Federal, State, and Local laws.

Part No. 312027000

July 18, 1995

Revised: April 1, 1999

Control Code D

THIS DOCUMENT CONTAINS IMPORTANT INFORMATION

This Manual must be read and understood before installing or operating this equipment

ÓIMI CORNELIUS INC; 1995-99

PRINTED IN U.S.A

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Cornelius R-134A service manual Ó Imi Cornelius Inc

Contents

Ó IMI CORNELIUS INC TABLE OF CONTENTS SERVICE AND MAINTENANCE TABLE OF CONTENTS cont’dTROUBLESHOOTING PageTROUBLESHOOTING REFRIGERATION SYSTEM TABLE OF CONTENTS cont’dRecognize Safety Information SAFETY INFORMATIONUnderstand Signal Words Follow Safety InstructionsPage 312027000 THIS PAGE LEFT BLANK INTENTIONALLYGENERAL DESCRIPTION GENERAL INFORMATIONUNIT DESCRIPTION WARRANTY REFERENCE INFORMATION THEORY OF OPERATION CARBONATOR PLAIN WATER INLET DOUBLE LIQUID CHECK VALVE WATER PUMP SYRUP SYRUP SYRUP SYRUP SYRUP CARBONATED WATER TANK CO2 INLETCO2 CHECK VALVE CARB WATERCAP NUT SYRUP SYRUP SYRUP SYRUP SYRUP SYRUP PLAIN WATER NO. 3 VALVECO2 CHECK CARB WATER312027000 THIS PAGE LEFT BLANK INTENTIONALLYUNPACKING AND INSPECTION INSTALLATIONIDENTIFICATION OF LOOSE-SHIPPED PARTS INSTALLING UNIT INSTALLING WATER ONLY LEVER KIT P/N 3297 ON UF-1 DISPENSING VALVECONNECTING PLAIN WATER SOURCE LINES TO UNIT SELECTING LOCATIONDISPENSING VALVE RELEASE LATCH DISPENSING VALVE BLOCK SYRUP INLET FIGURE 4. SYRUP INLET SUPPLY LINE CONNECTIONS SIX-FLAVOR UNIT SHOWNTUBES 312027000CONNECTING SYRUP SOURCE LINES TO UNIT PREPARING UNIT FOR OPERATION CONNECTING CO2 SOURCE LINE TO UNITSEALING UNIT BASE TO COUNTERTOP FILL WATER TANK AND START REFRIGERATION SYSTEMUNIT OPERATION ADJUST WATER-TO-SYRUP “RATIO” BRIX OF DISPENSED PRODUCT 312027000 THIS PAGE LEFT BLANK INTENTIONALLYUNIT POWER SWITCH 115 VAC, 60 HZ UNITS ONLY DISPENSING VALVES KEYED LOCK-OUT SWITCHCARBONATOR WATER PUMP MOTOR POWER SWITCH OPERATOR’S INSTRUCTIONSCLEANING AND SANITIZING ADJUSTMENTSADJUSTING CO2 REGULATORS ADJUSTING DISPENSING VALVE WATER FLOW RATECHECKING ICE WATER BATH CLEANING CO2 GAS CHECK VALVESSANITIZING SYRUP SYSTEMS 312027000 THIS PAGE LEFT BLANK INTENTIONALLYFRONT ACCESS PANEL REMOVAL SERVICE AND MAINTENANCEPREPARING UNIT FOR SHIPPING, STORING, OR RELOCATING HOOD AND FRONT PANEL REMOVALKEYED-LOCK SWITCH POWER CORDMAIN POWER SWITCH 115VAC UNIT ONLY AGITATOR MOTORFIGURE 6. SF-1 DISPENSING VALVE ADJUSTING DISPENSING VALVES WATER FLOW RATEFIGURE 7. UF-1 DISPENSING VALVE ADJUSTING WATER-TO-SYRUP “RATIO” BRIX OF DISPENSED PRODUCT CHECKING ICE WATER BATH CLEANING DROP-IN REFRIGERATION ASSEMBLY CONDENSER COILCLEANING WATER TANK DAILY CLEANING OF UNIT CLEANING AND SANITIZINGFIGURE 8. WATER TANK SANITIZING POST-MIX SYRUP SYSTEMS Page WARNING To avoid possible personal injury or property damage, do not attempt to remove the syrup tank cover until CO2 pressure has been released from the tank NOTE A screen should always be used, otherwise particles could foul the double-liquid check valve 8. Connect the carbonated water line to the double-liquid check valve REPLENISHING CO2 SUPPLY5470E REPLENISHING SYRUP SUPPLYSYRUP FLAVOR CHANGE CLEANING CO2 SYSTEM CO2 GAS CHECK VALVESSYRUP TANK SYSTEM BAG-IN-BOX SYRUP SYSTEMTHE GERMAN ICE BANK CONTROL IS FOR INTERNATIONAL USE ONLY FIGURE 12. WIRING SCHEMATIC FOR ELECTRONIC ICE BANK CONTROL OPTIONAL312027000 312027000 312027000 312027000 SWITCH ASS’Y P/N LEVER P/N SOLENOID FRONT TOP VIEW BLACK BLACK SWITCH C N.O N.C RIGHT SIDE VIEWTWO - PIN CONNECTOR WHITE312027000 THIS PAGE LEFT BLANK INTENTIONALLYTROUBLESHOOTING POST-MIX SYSTEM SYSTEM TROUBLESHOOTINGNOTE Crushed ice also causes dispensing problems. When dispensed drink hits sharp edges of ice, carbonation is released from drink Page TROUBLESHOOTING REFRIGERATION SYSTEM Page WARRANTY Page IMI CORNELIUS INC CORPORATE HEADQUARTERS One Cornelius Place Anoka, Minnesota