Cornelius R-404A manual Operating Controls FOUR-FLAVOR Unit Shown

Page 10

TOP PANEL

CONTROL PANEL (2)

(SEE FIGURE 2)

FACEPLATE RELIEF

VALVE (4)

CUP REST

DRIP TRAY

CONDENSER COIL

ACCESS PANEL

NOTE: Two-flavor Unit- The No. 1 freeze cylinder is the left-hand cylinder facing the front of the Unit. No. 2 freeze cylinder is to the right of No. 1 freeze cylinder.

Four-flavor Unit- The No. 1 freeze cylinder is the left-hand cylinder facing the front of the Unit. The other three freeze cylinders, to the right of No. 1 freeze cylinder, are labeled 2, 11, and 22.

BACK PANEL

FACEPLATE (4)

DISPENSING

VALVE (4)

SIDE PANEL (2)

VENTILATION LOUVERS

FIGURE 3. OPERATING CONTROLS (FOUR-FLAVOR UNIT SHOWN)

312030002

Image 10

Contents FCB POST-MIX Dispenser With V4 Features 404A Refrigerant Table of Contents Table of Contents cont’d FCB POST-MIX Dispensers with V4 Features List of FiguresThis page Left Blank Intentionally Safety Information This page Left Blank Intentionally Control Panel Switches Control Panel Keypad Security‘‘SYRUP PRIME’’ Switches Operating Controls FOUR-FLAVOR Unit Shown ‘‘FILL 1’’ and ‘‘FILL 2’’ Fault Messages Control Panel Display MessagesUnits Equipped with HOT-GAS Defrost Systems Defrost SystemsUnits Equipped with Electric Defrost Systems Faceplate Relief Valves ‘‘SLEEP’’ Sleep Time‘‘WAKE UP’’ Wake UP Time Dispensing Valves‘‘OVERRUN’’, AS Applied to Frozen Carbonated Beverages Dispensed Product ConditionsDrawing Operating Unit Operating CharacteristicsAdjusting CO2 Regulators Primary CO2 RegulatorSecondary CO2 Regulators Adjusting Brix WATER-TO-SYRUP Ratio of Dispensed ProductReplenishing Syrup Supply Syrup Tanks SystemReplenishing CO2 Supply Syrup Flavor ChangeBAG-IN-BOX System Cleaning and Sanitizing Daily Cleaning of Unit312030002 312030002 Unit with AIR-COOLED Refrigeration System Cleaning Condenser CoilUnit with Remote Condensing Refrigeration Troubleshooting Troubleshooting Control Panel Switches and Fault MessagesTroubleshooting Product Blender Tanks and Carbonators OperationTroubleshooting Dispensed Product Water Pump CyclingInstructed Warranty Page One Cornelius Place Anoka, Minnesota 612 800

R-404A specifications

Cornelius R-404A is a synthetic refrigerant blend widely used in various refrigeration and air conditioning applications. Composed primarily of three components—R-125 (44%), R-143a (52%), and R-134a (4%)—this blend is designed to provide effective cooling performance in both commercial and industrial environments. Its popularity can be attributed to its efficient thermodynamic properties, making it a suitable choice for low and medium temperature refrigeration systems.

One of the hallmark features of R-404A is its high energy efficiency. As a refrigerant, it offers excellent performance in heat transfer capabilities, which translates to lower energy consumption and operational costs. R-404A operates effectively within a wide range of evaporating temperatures, allowing it to serve various applications, from refrigerated display cases to cold storage facilities. The refrigerant's low glide temperature helps maintain consistent temperatures in these applications, enhancing food safety and product quality.

R-404A does not belong to the ozone-depleting substances category, making it an environmentally friendly choice. However, it is important to note that R-404A does have a significant global warming potential (GWP) of 3,922, raising concerns regarding its long-term environmental impact. As awareness of climate change increases, industries are shifting towards alternative refrigerants with lower GWPs, but R-404A remains prevalent in many existing systems.

In terms of compatibility, R-404A is non-toxic and non-flammable, making it a safe choice for use in commercial environments. Additionally, it is compatible with oils traditionally used in refrigeration systems, simplifying retrofitting processes when upgrading from other refrigerants. R-404A is also designed to work with standard refrigeration components, ensuring compatibility with existing equipment.

To maximize efficiency and performance when using R-404A, proper system design and maintenance are critical. Regular checks for leaks, appropriate charge levels, and routine maintenance can help extend the life of the system while ensuring optimal performance of R-404A as a refrigerant. As industries continue to adapt to evolving regulations and environmental concerns, the future of R-404A will likely involve the transition to lower-GWP refrigerants, but its robust features and performance continue to make it a staple in the refrigeration landscape.