Manuals / Cornelius / Kitchen Appliance / Refrigerator

Cornelius R-134A service manual Table Of Contents

Models: R-134A

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TABLE OF CONTENTS
	Page
SAFETY INFORMATION	1
RECOGNIZE SAFETY INFORMATION	1
UNDERSTAND SIGNAL WORDS	1
FOLLOW SAFETY INSTRUCTIONS	1
CO2 (CARBON DIOXIDE) WARNING	1
SHIPPING, STORING, OR RELOCATING UNIT	1
GENERAL INFORMATION	3
GENERAL DESCRIPTION	3
UNIT DESCRIPTION	3
WARRANTY REFERENCE INFORMATION	4
THEORY OF OPERATION	5
INSTALLATION	9
UNPACKING AND INSPECTION	9
IDENTIFICATION OF LOOSE-SHIPPED PARTS	9
SELECTING LOCATION	10
INSTALLING WATER ONLY LEVER KIT (P/N 3297) ON UF-1 DISPENSING
VALVE	10
INSTALLING UNIT	10
CUTTING HOLE IN COUNTERTOP	10
CONNECTING PLAIN WATER SOURCE LINE(S) TO UNIT	10
CONNECTING SYRUP SOURCE LINES TO UNIT	12
CONNECTING CO2 SOURCE LINE TO UNIT	13
SEALING UNIT BASE TO COUNTERTOP	13
PREPARING UNIT FOR OPERATION	13
FILL WATER TANK AND START REFRIGERATION SYSTEM	13
UNIT OPERATION	14
ADJUST WATER-TO-SYRUP “RATIO”(BRIX) OF DISPENSED PRODUCT	15
OPERATOR’S INSTRUCTIONS	17
OPERATING CONTROLS	17
DISPENSING VALVE LEVER	17
DISPENSING VALVE WITH WATER LEVER	17
DISPENSING VALVES KEYED LOCK-OUT SWITCH	17
UNIT POWER SWITCH (115 VAC, 60 HZ UNITS ONLY)	17
CARBONATOR WATER PUMP MOTOR POWER SWITCH	17
DAILY PRE-OPERATION CHECK	17
UNIT OPERATION	18
ADJUSTMENTS	18
ADJUSTING CO2 REGULATORS	18
ADJUSTING DISPENSING VALVE WATER FLOW RATE	18
ADJUSTING WATER-TO-SYRUP “RATIO”OF DISPENSED PRODUCT . .	18
REPLENISHING CO2 SUPPLY	18
REPLENISHING SYRUP SUPPLY	18
CLEANING AND SANITIZING	18
DAILY CLEANING OF UNIT	18
i	312027000

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Cornelius R-134A service manual Table Of Contents

Contents

Ó IMI CORNELIUS INC TABLE OF CONTENTS TROUBLESHOOTING TABLE OF CONTENTS cont’dSERVICE AND MAINTENANCE PageTABLE OF CONTENTS cont’d TROUBLESHOOTING REFRIGERATION SYSTEMUnderstand Signal Words SAFETY INFORMATIONRecognize Safety Information Follow Safety InstructionsPage THIS PAGE LEFT BLANK INTENTIONALLY 312027000UNIT DESCRIPTION GENERAL INFORMATIONGENERAL DESCRIPTION WARRANTY REFERENCE INFORMATION THEORY OF OPERATION CO2 CHECK VALVE SYRUP SYRUP SYRUP SYRUP SYRUP CARBONATED WATER TANK CO2 INLETCARBONATOR PLAIN WATER INLET DOUBLE LIQUID CHECK VALVE WATER PUMP CARB WATERCO2 CHECK SYRUP SYRUP SYRUP SYRUP SYRUP SYRUP PLAIN WATER NO. 3 VALVECAP NUT CARB WATERTHIS PAGE LEFT BLANK INTENTIONALLY 312027000IDENTIFICATION OF LOOSE-SHIPPED PARTS INSTALLATIONUNPACKING AND INSPECTION CONNECTING PLAIN WATER SOURCE LINES TO UNIT INSTALLING WATER ONLY LEVER KIT P/N 3297 ON UF-1 DISPENSING VALVEINSTALLING UNIT SELECTING LOCATIONTUBES FIGURE 4. SYRUP INLET SUPPLY LINE CONNECTIONS SIX-FLAVOR UNIT SHOWNDISPENSING VALVE RELEASE LATCH DISPENSING VALVE BLOCK SYRUP INLET 312027000CONNECTING SYRUP SOURCE LINES TO UNIT SEALING UNIT BASE TO COUNTERTOP CONNECTING CO2 SOURCE LINE TO UNITPREPARING UNIT FOR OPERATION FILL WATER TANK AND START REFRIGERATION SYSTEMUNIT OPERATION ADJUST WATER-TO-SYRUP “RATIO” BRIX OF DISPENSED PRODUCT THIS PAGE LEFT BLANK INTENTIONALLY 312027000CARBONATOR WATER PUMP MOTOR POWER SWITCH DISPENSING VALVES KEYED LOCK-OUT SWITCHUNIT POWER SWITCH 115 VAC, 60 HZ UNITS ONLY OPERATOR’S INSTRUCTIONSADJUSTING CO2 REGULATORS ADJUSTMENTSCLEANING AND SANITIZING ADJUSTING DISPENSING VALVE WATER FLOW RATESANITIZING SYRUP SYSTEMS CLEANING CO2 GAS CHECK VALVESCHECKING ICE WATER BATH THIS PAGE LEFT BLANK INTENTIONALLY 312027000PREPARING UNIT FOR SHIPPING, STORING, OR RELOCATING SERVICE AND MAINTENANCEFRONT ACCESS PANEL REMOVAL HOOD AND FRONT PANEL REMOVALMAIN POWER SWITCH 115VAC UNIT ONLY POWER CORDKEYED-LOCK SWITCH AGITATOR MOTORADJUSTING DISPENSING VALVES WATER FLOW RATE FIGURE 6. SF-1 DISPENSING VALVEFIGURE 7. UF-1 DISPENSING VALVE ADJUSTING WATER-TO-SYRUP “RATIO” BRIX OF DISPENSED PRODUCT CLEANING DROP-IN REFRIGERATION ASSEMBLY CONDENSER COIL CHECKING ICE WATER BATHCLEANING WATER TANK FIGURE 8. WATER TANK CLEANING AND SANITIZINGDAILY CLEANING OF UNIT 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 REPLENISHING CO2 SUPPLY 8. Connect the carbonated water line to the double-liquid check valveREPLENISHING SYRUP SUPPLY 5470ESYRUP TANK SYSTEM CLEANING CO2 SYSTEM CO2 GAS CHECK VALVESSYRUP FLAVOR CHANGE BAG-IN-BOX SYRUP SYSTEM312027000 FIGURE 12. WIRING SCHEMATIC FOR ELECTRONIC ICE BANK CONTROL OPTIONALTHE GERMAN ICE BANK CONTROL IS FOR INTERNATIONAL USE ONLY 312027000 312027000 312027000 TWO - PIN CONNECTOR SOLENOID FRONT TOP VIEW BLACK BLACK SWITCH C N.O N.C RIGHT SIDE VIEWSWITCH ASS’Y P/N LEVER P/N WHITETHIS PAGE LEFT BLANK INTENTIONALLY 312027000TROUBLESHOOTING TROUBLESHOOTING POST-MIX SYSTEM SYSTEMNOTE 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 One Cornelius Place Anoka, Minnesota IMI CORNELIUS INC CORPORATE HEADQUARTERS