Cornelius Ice Machine Troubleshooting and Tech Support Remedies

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Quest Juice Training Manual

TROUBLESHOOTING GUIDE

The following pages contain troubleshooting information intended to aid an experienced service person in diagnosing operational problems that may occur. For further assistance, contact the IMI Cornelius Technical Services department at 1-888-248-5568 (630-539-6850 outside the United States) between the hours of 7:30A.M. and 5:00P.M. Central Standard Time. You must have the model and serial number (Located on the right side of the dispenser) prior to calling.

PROBLEM

Totally Inoperative

No cooling

No water dispensed, concentrate only

PROBABLE CAUSE

No power to dispenser due to tripped circuit breaker

Loose or broken power supply connection inside dispenser.

Line voltage is not within +/- 10% of nameplate specifications causing compressor overload to trip

No water in water ice bath or water level extremely low exposing the ice bank sensing probe

Defective Ice Bank Control or sensing probe

Cabinet fan is inoperative result- ing in warm concentrate (water continues to cool)

Compressor short cycles on overload

Compressor starts but hums and trips overload

Defective compressor overload or start capacitor

Compressor starts but does not switch off of start winding

Refrigerant leak

No water to dispenser

Water supply line inside refriger- ated cabinet disconnected from pump platform

Water solenoid located on pump platform clogged or defective

Main water solenoid/strainer located at the rear of dispenser is clogged, binding or defective

Water supply pressure is greater than 80 psi (5.5 bar) forc- ing the brix flow control closed

REMEDY

Reset circuit breaker. Confirm that breaker is correct size and no other equipment is operating on the same circuit. Also confirm that supply volt- age is +/- 10% of nameplate specifi- cations.

Repair connection.

Contact an electrician

Fill ice bath to proper water level

Replace

Replace

Excessively high discharge pres- sure due to restricted condenser or inoperative condenser fan motor

Seized or shorted compressor, replace

Test and replace

Relay or compressor is defective. Test and replace faulty item

Repair leak, evacuate and recharge system

Restore Water

Reconnect

Disassemble and clean solenoid. Replace if necessary.

Remove and clean strainer. Con- firm 28VDC is present at solenoid during dispense. Confirm solenoid coil is not open. Disassemble and clean solenoid.

Add external regulator and lower pressure to 50 psi (3.5 bar)

© 2004, IMI Cornelius Inc.

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Publication Number: TP00968

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Contents Quest Juice IMI Cornelius Inc Quest Juice Training ManualTable of Contents Troubleshooting Guide Notes Product Description OverviewIPD Times QuestQuest, Two Flavor Quest, Four FlavorFlow Rates System DetailsWater Quality Water FlowIntroduction Preview QuestionsKEY Things to Know / do Filling the ICE Bath InstallationConnecting Water Supply Counter LocationOpen the cabinet door and return the handle to Dispense Concentrate Handling & LoadingLoading Concentrate Changing Concentrate ContainersSupplies CHECKING/ADJUSTING the Brix SettingCancel/Pour Button Pump Speed SwitchProgramming the Portion Control Sanitize the Juice Dispenser Planned Maintenance ScheduleClean Splash Zones & Dispense Nozzles Flush SystemSEMI-ANNUAL Clean Water Inlet StrainerClean Chassis Interior Check and Top-Off Water Ice BathAnnually Replace Pump TubingRemoving Pump Platforms Replacing Pump TubingPublication Number TP00968 2004, IMI Cornelius Inc Removal of Merchandiser Mechanical SectionRemoval of the Switch Panel Removal of the Pump Platforms Publication Number TP00968 2004, IMI Cornelius Inc Removal of the Cooling FAN Removal of Panels Removal of Electrical BOX Removal of the VRB Boards Removal of Nozzle Guide Gasket Removal of the ICE Bank ControlRemoval of the Cooling Cabinet 2004, IMI Cornelius Inc Removal of the Refrigeration Chassis Removal of the Agitator MotorGround Wire/Post Red/White BlueLead Removal of the ICE Control Probe Order When RE-ASSEMBLINGElectrical BOX Major Component ReviewICE Bank Control Pump Speed SwitchOperational Overview Validating OperationDoor Switch 72 B Serial Number TransformerWater Inlet Solenoid Platform Components Door Switch 72 E Serial NumberWater Valve/Flow Control Bottle Adaptor O-ringsBottle Adaptor Sold Out Sensors Bottle Adaptor Tray GrommetsTip Static Mixers Bottle Adaptor Flush ModeWiring Diagram Quest Juice Training Manual Probable Cause Troubleshooting GuideProbable Cause Remedy Problem Publication Number TP00968 2004, IMI Cornelius Inc

2 Flavor, 4 Flavor specifications

Cornelius 4 Flavor and 2 Flavor dispensers are innovative beverage dispensing systems designed to meet the diverse needs of foodservice operators, bars, and restaurants. These sophisticated machines offer a unique solution by providing multiple flavors of drinks from a single unit, enhancing customer experience and boosting sales.

One of the standout features of the Cornelius dispensers is their ability to serve multiple flavors simultaneously. The 4 Flavor model can dispense four different soft drink flavors, while the 2 Flavor model caters to establishments looking for a more streamlined option with two flavors. This flexibility allows businesses to cater to a varied clientele and adapt to seasonal or promotional offerings.

The technology behind these dispensers is based on advanced carbonation and mixing systems, ensuring a consistent and high-quality beverage every time. They utilize a patented blend of CO2 and syrup to create a perfect mix that maintains the right balance of flavor and carbonation. Both models also include user-friendly touch controls, allowing staff to easily switch between flavors and adjust servings.

Another important characteristic of the Cornelius dispensers is their energy efficiency. Designed with the latest eco-friendly technologies, they consume less power than traditional systems without compromising performance. The compact design not only saves energy but also helps in maximizing space in commercial settings.

In terms of maintenance, Cornelius dispensers are designed for easy cleaning and service. The components are accessible, enabling quick troubleshooting and minimal downtime. This is crucial for busy environments where efficiency is paramount.

With customizable options, businesses can tailor their beverage offerings to match their branding and customer preferences. Both models allow for different syrup choices and can accommodate specialty beverages, including flavored iced teas or lemonades.

In summary, Cornelius 4 Flavor and 2 Flavor dispensers represent a significant advancement in beverage dispensing technology. Their multi-flavor capabilities, user-friendly design, energy efficiency, and ease of maintenance make them an ideal choice for foodservice operations looking to enhance their beverage service while maximizing profitability.