SOZT Commercial Undercounter Ice Maker WQJR-D01-CA User Manual

1. Introduction

Thank you for choosing the SOZT Commercial Undercounter Ice Maker, Model WQJR-D01-CA. This appliance is designed for commercial use, capable of producing up to 450 pounds of clear ice per day with a storage capacity of 77 pounds. Its stainless steel construction ensures durability and hygiene, making it suitable for restaurants, bars, and cafés. This manual provides essential information for safe operation, installation, maintenance, and troubleshooting.

Image 1.1: Front view of the SOZT Commercial Undercounter Ice Maker. This image shows the overall design and the ice bin with ice cubes.

2. Important Safety Instructions

Please read all instructions carefully before operating the appliance to prevent injury or damage. Keep this manual for future reference.

• Electrical Safety: Ensure the power supply matches the appliance's requirements (115 Volts AC). Do not use extension cords. Always plug into a grounded outlet.
• Water Connection: Connect to a potable water supply. Ensure all water connections are secure to prevent leaks.
• Ventilation: Maintain adequate clearance around the appliance for proper ventilation. Do not block air vents.
• Placement: Install on a level, stable surface. Avoid direct sunlight or heat sources.
• Cleaning: Disconnect power before cleaning. Use only recommended cleaning agents.
• Children: Keep children away from the appliance.
• Service: Do not attempt to repair the appliance yourself. Contact qualified service personnel.

3. Package Contents

Verify that all items are present in the packaging:

• SOZT Commercial Undercounter Ice Maker Unit
• User Manual
• Water Inlet Hose
• Drain Hose
• Ice Scoop

4. Setup and Installation

4.1 Unpacking

1. Carefully remove the ice maker from its packaging.
2. Remove all packing materials, tape, and protective film from the unit.
3. Inspect the appliance for any shipping damage. Report any damage to your supplier immediately.

4.2 Placement

• Place the ice maker on a firm, level surface capable of supporting its weight when full of ice.
• Ensure there is at least 15 cm (6 inches) of clearance at the back and sides for proper air circulation.
• Avoid placing the unit near heat-generating appliances or in direct sunlight.
• The ambient temperature should be between 10°C and 38°C (50°F and 100°F).

Image 4.1: Dimensions of the SOZT Commercial Undercounter Ice Maker. The image illustrates the height, width, and depth of the unit, important for placement.

4.3 Water Connection

Connect the ice maker to a cold water supply with a pressure between 0.14 MPa and 0.55 MPa (20 PSI and 80 PSI).

1. Connect the provided water inlet hose to the water inlet valve on the back of the ice maker.
2. Connect the other end of the inlet hose to a potable cold water supply.
3. Connect the drain hose to the drain outlet on the back of the ice maker.
4. Route the drain hose to a floor drain or a suitable drainage system, ensuring a continuous downward slope for proper drainage.
5. Check all connections for leaks.

4.4 Electrical Connection

• Ensure the power outlet is properly grounded and matches the appliance's voltage (115V AC).
• Plug the power cord into the grounded electrical outlet.
• Do not use adapters or extension cords.

4.5 Initial Cleaning

Before first use, it is recommended to clean the interior of the ice maker.

1. Add a solution of warm water and a mild detergent to the water reservoir.
2. Run the "Auto Clean" cycle (refer to Section 5.3).
3. Drain the cleaning solution completely.
4. Rinse the interior with clean water and drain again.

5. Operating Instructions

5.1 Control Panel Overview

Image 5.1: Detailed view of the simplified LCD control panel. This panel displays status indicators and control buttons for various functions.

The LCD control panel provides information on the ice making process and allows control over various functions:

• Ice Indicator: Lights up when ice is being produced.
• Reservation: Indicates if the reservation timer is active.
• Defrost: Indicates when the unit is in defrost mode.
• Cleaning: Indicates when the auto-clean cycle is active.
• Icefull: Lights up when the ice storage bin is full.
• Time Display: Shows current time or remaining time for cycles.
• Ambient Temperature: Displays the current ambient temperature.
• Standby: Indicates the unit is in standby mode.
• Adding Water: Indicates low water level, requiring water addition.
• Lack of Water: Indicates no water supply.
• Fault: Indicates an operational error.
• Power Button: Turns the unit on or off.
• Defrost Button: Initiates manual defrost.
• Cleaning Button: Initiates the auto-clean cycle.
• Reservation/Light Button: Sets the reservation timer or controls internal light.
• +/- Buttons: Adjust settings like ice thickness or reservation time.

5.2 Starting Ice Production

1. Ensure the unit is properly connected to water and power.
2. Press the Power button to turn on the ice maker.
3. The unit will automatically begin the ice-making cycle. The "Ice" indicator will illuminate.
4. The first few batches of ice may be smaller or irregular. Discard these initial batches.

5.3 Adjusting Ice Cube Thickness

The ice cube thickness can be adjusted to suit different needs.

Image 5.2: Illustration of adjustable ice cube thickness. This image shows examples of thin, medium, and thick ice cubes and their approximate production times.

1. While the unit is operating, use the +/- buttons to adjust the ice-making time.
2. Increasing the time will result in thicker ice cubes. Decreasing the time will result in thinner ice cubes.
3. Typical settings:
   • Thin Ice: 5-8 minutes
   • Medium Ice: 8-11 minutes
   • Thick Ice: 11-15 minutes

5.4 Auto Clean Function

The auto-clean function helps maintain hygiene and efficiency.

1. Ensure the ice bin is empty.
2. Press the Cleaning button. The "Cleaning" indicator will illuminate.
3. The unit will perform a cleaning cycle, circulating water through the system.
4. Once the cycle is complete, the unit will automatically drain the water.
5. It is recommended to run this cycle regularly, especially after prolonged periods of inactivity.

5.5 Reservation Function

The reservation function allows you to set a delayed start time for ice production.

1. With the unit in standby mode, press the Reservation/Light button.
2. Use the +/- buttons to set the desired delay time (e.g., 1-24 hours).
3. Press the Reservation/Light button again to confirm. The "Reservation" indicator will illuminate.
4. The unit will start ice production after the set delay time.

6. Maintenance and Cleaning

Regular maintenance ensures optimal performance and extends the lifespan of your ice maker.

6.1 Exterior Cleaning

• Wipe the exterior stainless steel surfaces with a soft cloth and mild detergent.
• Do not use abrasive cleaners or scouring pads, as they can scratch the surface.
• Dry thoroughly after cleaning.

6.2 Interior Cleaning (Ice Bin and Water Tank)

1. Turn off the ice maker and unplug it from the power outlet.
2. Remove all ice from the storage bin.
3. Clean the interior surfaces of the ice bin and water tank with a solution of warm water and a food-grade sanitizer or mild detergent.
4. Rinse thoroughly with clean water to remove all cleaning solution residue.
5. Ensure the drain is clear and functioning properly.

Image 6.1: Internal view of the ice maker, showing the ice-making components and storage area. Regular cleaning of these areas is crucial for hygiene.

6.3 Descaling

Depending on water hardness, mineral deposits may accumulate. Descale the unit every 3-6 months.

1. Turn off and unplug the unit.
2. Empty the ice bin and drain the water tank.
3. Prepare a descaling solution according to the descaler product instructions (e.g., citric acid solution).
4. Pour the descaling solution into the water tank.
5. Run the "Auto Clean" cycle. For stubborn deposits, let the solution sit for 30 minutes before running the cycle.
6. Drain the solution completely.
7. Rinse the system thoroughly by running several "Auto Clean" cycles with clean water.

6.4 Air Filter Cleaning

Locate the air filter (usually at the front or side, behind a removable panel). Clean it monthly.

1. Turn off and unplug the unit.
2. Remove the air filter.
3. Wash the filter with warm, soapy water.
4. Rinse thoroughly and allow it to dry completely before reinserting.

7. Troubleshooting

Before contacting customer support, refer to the following table for common issues and solutions.

8. Specifications

Image 8.1: Diagram illustrating the internal construction, including the powerful compressor, cyclopentane foaming layer, and food-grade PP liner, highlighting the robust design.

9. Warranty and Customer Support

For warranty information or technical assistance, please contact SOZT support. Details regarding specific warranty periods and terms are typically provided with your purchase documentation.

SOZT Support: Refer to your purchase invoice or the SOZT official website for the most current contact information.