Cornelius REMCOR R-134A Installation & Service Manual
Cornelius REMCOR R-134A Installation & Service Manual

Cornelius REMCOR R-134A Installation & Service Manual

Venture post- mix dispenser w/built-in cold carbonator (r- 134a refrigerant)
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IMI CORNELIUS INC g One Cornelius Place g Anoka, MN 55303-6234
Telephone (800) 238-3600
nstallation/Service
I
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
IMI CORNELIUS INC; 1995- - 99
Ó
Facsimile (612) 422-3246
PRINTED IN U.S.A

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Summary of Contents for Cornelius REMCOR R-134A

  • Page 1 IMI CORNELIUS INC g One Cornelius Place g Anoka, MN 55303-6234 Telephone (800) 238-3600 nstallation/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...
  • Page 2: Table Of Contents

    SAFETY INFORMATION ........... . RECOGNIZE SAFETY INFORMATION UNDERSTAND SIGNAL WORDS FOLLOW SAFETY INSTRUCTIONS...
  • Page 3 TABLE OF CONTENTS (cont’ d) SANITIZING SYRUP SYSTEMS CHECKING DROP-IN REFRIGERATION ASSEMBLY CONDENSER COIL FOR RESTRICTIONS ..........CHECKING ICE WATER BATH CARBONATOR WATER PUMP YEARLY MAINTENANCE OR AFTER WATER SYSTEM DISRUPTIONS...
  • Page 4 TABLE OF CONTENTS (cont’ d) ONLY SYRUP DISPENSED. TROUBLESHOOTING REFRIGERATION SYSTEM COMPRESSOR DOES NOT OPERATE. COMPRESSOR WILL NOT STOP AFTER SUFFICIENT ICE BANK IS PRODUCED. (NOTE: ICE BANK SHOULD JUST COVER CONTROL BULB)............COMPRESSOR OPERATES CONTINUOUSLY BUT DOES NOT FORM SUFFICIENT ICE BANK.
  • Page 5: Safety Information

    SAFETY INFORMATION Recognize Safety Information This is the safety-alert symbol. When you see this symbol on our machine or in this manual, be alert to the potentially of personal injury. Follow recommended precautions and safe operating practices. Understand Signal Words A signal word - DANGER, WARNING, OR CAUTION is used with the safety-alert symbol.
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  • Page 8: General Information

    GENERAL INFORMATION IMPORTANT: To the user of this manual - This manual is a guide for installing, operating, and main- taining this equipment. Refer to the Table of Contents for page location for detailed information per- taining to questions that arise during installation, operation, service, or maintenance of this equipment.
  • Page 9: Warranty Reference Information

    WARRANTY REFERENCE INFORMATION Unit Part Number: Serial Number: Install Date: Local Authorized Service Center: Unit Part Numbers Overall Dimensions: Width Height Depth Weights: Shipping (one carton) Dry Weight (Approximate) Ice Bank Weight (approximate) Drop-In Refrigeration Assembly Water Tank Capacity (no ice bank) approximate Dispensing Rate: 12-0z Drinks 2/min.
  • Page 10: Theory Of Operation

    THEORY OF OPERATION (see applicable Figure 2 or 3) WARNING: CO displaces oxygen. Strict attention must be observed in the prevention of (carbon dioxide) gas leaks in the entire CO suspected, particularly in a small area, immediately ventilate the contaminated area before attempting to repair the leak.
  • Page 11: Figure 2. Flow Diagram (Five-Flavor Unit With Built-In Cold Carbonator)

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  • Page 12: Figure 3. Flow Diagram (Six-Flavor Unit With Built-In Cold Carbonator)

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  • Page 14: Installation

    Request a written inspec- tion report from Claims Inspector to substantiate any necessary claim. File claim with the delivering carrier, not with IMI Cornelius Inc. 1. After the Unit has been unpacked, remove shipping tape and other packing material.
  • Page 15: Selecting Location

    NOTE: IMI Cornelius Inc. recommends that a water shutoff valve and water filter be installed in the plain water inlet supply line (see applicable Figure 2 or 3) . A Cornelius Water Filter (P/N 313860000) and Quick Disconnect Set (P/N 313867000) are recommended.
  • Page 16: Figure 4. Syrup Inlet Supply Line Connections (Six-Flavor Unit Shown)

    DISPENSING VALVE RELEASE LATCH DISPENSING VALVE BLOCK SYRUP INLET TUBES (6) FIGURE 4. SYRUP INLET SUPPLY LINE CONNECTIONS (SIX-FLAVOR UNIT SHOWN) 312027000...
  • Page 17: Connecting Syrup Source Lines To Unit

    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.
  • Page 18: Connecting Co2 Source Line To Unit

    1. Route syrup source lines from the syrup tanks location up to location under the countertop. 2. Route syrup source lines up through hole cut in the countertop to the barbed and labeled syrup inlet lines on front of the Unit. 3.
  • Page 19: Unit Operation

    3. Install plug in water fill hole. 4. 115 VAC, 60 H Units. Make sure the main power switch on right side of the Unit (see Figure 5) is in the “ OFF”position. 115 VAC, 60 H Units and 230 VAC, 50 H Make sure the carbonator water pump motor power switch located on the drop-in refrigeration assembly electrical control box (see Figure 5) is in the “...
  • Page 20: Adjust Water-To-Syrup " Ratio"(Brix) Of Dispensed Product

    3. Open the plain water inlet supply line shutoff valve. Check for water leaks and tighten any loose connections. 4. Place the carbonator water pump motor power switch (located on the refrigeration assembly control box) in the “ ON”position. The carbonator water pump will start and continue to operate until the carbonated water tank has been filled, then the water pump motor will stop.
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  • Page 22: Operator' S Instructions

    OPERATOR’ S INSTRUCTIONS This section covers operating controls, daily pre-operation check, Unit operation, adjustments, replenishing and syrup supplies, cleaning and sanitizing, checking the drop-in refrigeration assembly condenser coil for restrictions, checking the ice water bath, water pump yearly maintenance, and periodic cleaning of the CO check valves.
  • Page 23: Unit Operation

    2. Make sure there is a sufficient syrup supply. If not, replenish the syrup supply as instructed in SERVICE AND MAINTENANCE section in this manual. 3. Make sure drip tray and cup rest are clean and are properly installed on the Unit. UNIT OPERATION 1.
  • Page 24: Sanitizing Syrup Systems

    SANITIZING SYRUP SYSTEMS The syrup systems should be sanitized as instructed every 90-days. Refer to SERVICE AND MAINTENANCE section in this manual for sanitizing instructions. CHECKING DROP-IN REFRIGERATION ASSEMBLY CONDENSER COIL FOR RESTRICTIONS NOTE: Circulating air required to cool the refrigeration assembly condenser coil is drawn in through the grille on front and is exhausted through grille on top of the hood.
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  • Page 26: Service And Maintenance

    SERVICE AND MAINTENANCE This section describes service and maintenance procedures to be performed on the Unit. IMPORTANT: Only qualified personnel should service internal components or electrical wiring. WARNING: Disconnect electrical power to the Unit to prevent personal injury before attempting any internal maintenance. Only qualified personnel should service the internal components or electrical wiring.
  • Page 27: Figure 5. Dispenser Components

    AGITATOR MOTOR HOOD RETAINING SCREW (1) COMPRESSOR CONDENSER FAN MOTOR BUILT-IN COLD CARBONATOR POWER CORD CONDENSER COIL CONTROL WATER FILL HOLE PLUG DISPENSING VALVES KEYED-LOCK SWITCH DISPENSING VALVE SYRUP FLOW REGULATOR DISPENSING VALVE LEVER DISPENSING VALVE COVER WITH WATER LEVER CUP REST FRONT PANEL WATER PUMP...
  • Page 28: Adjusting Dispensing Valves Water Flow Rate

    NOTE: To readjust CO regulator to a lower setting, loosen adjusting screw lock nut, then turn screw to the left (counterclockwise) until pressure gage reads 5 psi lower than new setting will be. Turn the ad- justing screw to the right (clockwise) until the gage registers new setting, then tighten the lock nut. Adjusting Carbonator CO Regulator.
  • Page 29: Figure 7. Uf-1 Dispensing Valve

    4. Install syrup separator on dispensing valve in place of the nozzle. 5. Measure the water flow rate by dispensing water into a graduated cup for a set period of time. Factory-set flow rate is approximately 1.25 ounces per second. 6.
  • Page 30: Adjusting Water-To-Syrup " Ratio"(Brix) Of Dispensed Product

    ADJUSTING WATER-TO-SYRUP “RATIO” (BRIX) OF DISPENSED PRODUCT SF-1 Dispensing Valve. (see Figure 6) NOTE: Make sure the dispensing valve water flow rate is as desired before adjusting the valve for Wa- ter-to-Syrup ‘ ‘ Ratio’ ’(Brix) of the dispensed product. Adjust Water-to-Syrup ‘...
  • Page 31: Cleaning Drop-In Refrigeration Assembly Condenser Coil

    5. Adjusting Syrup Flow Regulator -- If water and syrup levels are uneven in the ratio cup, adjust by turning the dispensing valve syrup flow regulator adjusting screw labeled SYRUP as follows. For less syrup, turn the adjusting screw counterclockwise no more than 1/4 turn at a time. For more syrup, turn the adjusting screw clockwise no more than 1/4 turn at a time.
  • Page 32: Cleaning Water Tank

    CLEANING WATER TANK (see Figure 5 and 8) 1. Unplug Unit power cord from electrical outlet. 2. Shut off plain water supply to the Unit. 3. Note pressure setting on the primary CO screw to the left (counterclockwise) until gage reads 0-psig. 4.
  • Page 33: Cleaning And Sanitizing

    24. Plug Unit power cord into electrical outlet. 25. Dispense from one of the carbonated drink dispensing valves to bleed all air from the Unit carbonated water tank and the carbonated water system. 26. Check for leaks and repair if evident. 27.
  • Page 34: Sanitizing Post-Mix Syrup Systems

    5. Remove nozzle and syrup diffusers from the dispensing valves. Place nozzles and syrup diffusers in sani- tizing solution. 6. Wash the nozzles and syrup diffusers in sanitizing solution, then rinse them with potable water. 7. Re-install nozzles and syrup diffusers back on the dispensing valves. SANITIZING POST-MIX SYRUP SYSTEMS IMPORTANT: Only qualified Service Personnel should perform sanitizing procedure on the post-mix syrup systems.
  • Page 35 Fill five-gallon container with potable water, then place all bag-in-box syrup containers syrup outlet tubes in container containing potable water. 9. Flush detergent solution out of the syrup system and dispensing valve as follows: Place waste container under applicable dispensing valve. Activate the dispensing valve for one minute to purge all detergent solution and flush out the syrup system.
  • Page 36: Carbonator Water Pump Yearly Maintenance Or After Water

    Place all bag-in-box syrup containers syrup outlet tubes in container containing potable water. 20. Flush sanitizing solution from the syrup system and the dispensing valve as follows: Place waste container under applicable dispensing valve. Activate the dispensing valve for one minute to purge all sanitizing solution out of the syrup system and the dispensing valve.
  • Page 37 Servicing Water Pump Water Inlet Strainer Screen (see Figures 5 and 9) 1. Unplug Unit power cord from electrical outlet. 2. Remove the Unit hood by loosening one screw on top of the hood, then lift the hood up and off the Unit. 3.
  • Page 38: Replenishing Co2 Supply

    PUMP TO MOTOR COUPLING WATER PUMP WATER STRAINER SCREEN (P/N 315348000) O-RING (P/N 315349000) SCREEN RETAINER FIGURE 9. WATER STRAINER SCREEN AND DOUBLE-LIQUID CHECK VALVE 8. Connect the carbonated water line to the double-liquid check valve. 9. Turn the carbonator primary CO pressure setting noted in step 4 of Servicing Water Pump Water Inlet Strainer Screen.
  • Page 39: Replenishing Syrup Supply

    Item Part No. 5470E Flat Washer 312418000 Ball Seat (Quad Ring) 312419000 Ball 5470D Spring FIGURE 10. LIQUID CHECK VALVE ASSEMBLY NOTE: When indicator on the CO shaded (‘ ‘ change CO cylinder’ ’ ) portion of the dial, the CO changed.
  • Page 40: Syrup Tank System

    SYRUP TANK SYSTEM 1. Disconnect empty syrup tank from syrup system. 2. Check syrup drink quick disconnects for sticky or restricted operation. Wash disconnects in warm water. 3. Connect full tank of syrup into syrup system. BAG-IN-BOX SYRUP SYSTEM 1. Disconnect empty bag-in-box container from syrup system. 2.
  • Page 41: Figure 12. Wiring Schematic For Electronic Ice Bank Control (Optional)

    THE GERMAN ICE BANK CONTROL IS FOR INTERNATIONAL USE ONLY. FIGURE 12. WIRING SCHEMATIC FOR ELECTRONIC ICE BANK CONTROL (OPTIONAL) 312027000...
  • Page 42: Figure 13. Wiring Diagram (50 And 60 Hz Unit With 1/3 H.p. Refrigeration Assembly)

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  • Page 43: Figure 14. Wiring Diagram (60 Hz Unit With 1/4 H.p. Refrigeration Assembly And Built-In Cold Carbonator)

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  • Page 44: Figure 15. Wiring Diagram (50 Hz Unit With 1/4 H.p. Refrigeration Assembly And Built-In Cold Carbonator)

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  • Page 45: Figure 16. Wiring Diagram (Sf-1 Dispensing Valve)

    FIGURE 16. WIRING DIAGRAM (SF-1 DISPENSING VALVE) SWITCH ASS’ Y P/N 1932 FIGURE 17. WIRING DIAGRAM (UF-1 DISPENSING VALVE) 312027000 SOLENOID FRONT TOP VIEW BLACK BLACK SWITCH N.O. N.C. RIGHT SIDE VIEW SOLENOID WHITE CONNECTOR BLACK P/N 1933 LEVER P/N 1925 TWO - PIN...
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  • Page 47: Troubleshooting

    IMPORTANT: Only qualified personnel should service internal components or electrical wiring. WARNING: If repairs are to be made to a product system, remove quick disconnects from the applicable product tank, then relieve the system pressure before proceeding. If repairs are to be made to the CO system pressure before proceeding.
  • Page 48: Adjustment Of Dispensing Valve Syrup Flow Control Does Not Decrease To Desired Water-To-Syrup " Ratio

    Trouble ADJUSTMENT OF DISPENSING VALVE SYRUP FLOW CONTROL DOES NOT DECREASE TO DESIRED WATER-TO-SYRUP “ RATIO” . DISPENSED PRODUCT CARBONATION TOO LOW. DISPENSED PRODUCT COMES OUT OF DISPENSING VALVE CLEAR BUT FOAMS IN CUP OR GLASS. NOTE: Crushed ice also causes dispensing problems. When dispensed drink hits sharp edges of ice, carbonation is released from drink.
  • Page 49: No Product Dispensed From All Dispensing Valves

    Trouble DISPENSED PRODUCT PRODUCES FOAM AS IT LEAVES DISPENSING VALVE.(CONT’ D) NO PRODUCT DISPENSED FROM ALL DISPENSING VALVES. ONLY CARBONATED WATER DISPENSED. ONLY SYRUP DISPENSED. 312027000 Probable Cause Dirty water supply. NOTE: If water supply is dirty, be sure to flush lines and carbonator completely.
  • Page 50: Troubleshooting Refrigeration System

    TROUBLESHOOTING REFRIGERATION SYSTEM Trouble COMPRESSOR DOES NOT OPERATE. COMPRESSOR WILL NOT STOP AFTER SUFFICIENT ICE BANK IS PRODUCED. (NOTE: ICE BANK SHOULD JUST COVER CONTROL BULB). Probable Cause Ice bank sufficient. Unit power cord unplugged, power switch (if applicable) in “...
  • Page 51: Compressor Operates Continuously But Does Not Form Sufficient Ice Bank

    Trouble COMPRESSOR OPERATES CONTINUOUSLY BUT DOES NOT FORM SUFFICIENT ICE BANK. AGITATOR MOTOR NOT OPERATING. 312027000 Probable Cause Cooling capacity is exceeded by over-drawing. Unit located in excessively hot area or air circulation through condenser coil is restricted. NOTE: Ice bank freezes from bottom of evaporator upward. A refrigerant leak or insufficient charge might show an ice bank at bottom and not at top of evaporator.
  • Page 52: Warranty

    IMI Cornelius Inc. warrants that all equipment and parts are free from defects in material and workman- ship under normal use and service. For a copy of the warranty applicable to your Cornelius, Remcor or Wilshire product, in your country, please write, fax or telephone the IMI Cornelius office nearest you.
  • Page 54 IMI CORNELIUS INC. CORPORATE HEADQUARTERS: One Cornelius Place Anoka, Minnesota 55303-6234 (612) 421-6120 (800) 238-3600...

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