Troubleshooting Guide

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Troubleshooting

If your ice machine is not operating properly, use the following troubleshooting guide before contacting Sub-Zero factory certified service. This guide will save you time and trouble and may help you avoid the expense of a service call.

Ice machine does not operate.

•Press the POWER key pad to turn on the ice machine. Verify that it is plugged into a 115 V AC outlet.

•Check the household fuse or circuit breaker to see if it has been blown or tripped. A power outage may also have caused a disruption in service.

•Bin thermostat may need adjustment, refer to page 7.

•Drain pump safety switch is open. Verify that the line is not kinked or crimped before calling for service.

Freeze cycle is long, low ice production.

•Water temperature is too high. Connect a cold water supply, verify that check valves in faucets and other equipment are functioning correctly.

•Dirty condenser. Clean condenser, refer to page 10.

•Vents in kickplate are obstructed. Remove obstruction.

•Ambient air temperature is too high. Ambient air temperature must be between 50°F (10°C) and 100°F (40°C) for indoor models and between 50°F (10°C) and 110°F (45°C) for outdoor models.

•Water filtration is poor. Replace water filter, refer to page 11.

•Water inlet valve is not working properly. Turn off ice machine. If water continues to enter ice machine, the water inlet valve must be replaced, contact Sub-Zero factory certified service.

Ice machine operates, but no ice is produced.

•No water is being supplied to ice machine. Connect water supply.

•Refrigeration problem. Contact Sub-Zero factory certified service.

•Incorrect incoming water pressure. Water pressure must be 20 psi (1.4 bar) to 80 psi (5.5 bar). If a reverse osmosis system is used to supply water, it may not provide adequate, constant water pressure.

•Spray nozzles blocked with mineral buildup. Clean and sanitize the ice machine, refer to page 9.

•Ambient air temperature is too high or too low. Ambient air temperature must be between 50°F (10°C) and 100°F (40°C) for indoor models and between 50°F (10°C) and 110°F (45°C) for outdoor models.

•Water filter is clogged. Replace water filter, clean and sanitize ice machine and clean condenser. Refer to pages 8–11.

Poor ice quality, cubes are shallow, incomplete or white.

•Ice machine is dirty. Follow the cleaning and sanitizing procedure on page 9.

•Water filtration is poor. Replace water filter, refer to page 11.

•Water softener is not working properly (if applicable). Repair the water softener.

•Poor incoming water quality. Consult a qualified professional to test the water quality and recommend appropriate water treatment.

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Sub-Zero UC-15IPO, UC-15IO UL manual Troubleshooting Guide
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UC-15IO UL, UC-15IPO specifications

The Sub-Zero UC-15IPO and UC-15IP are premium undercounter refrigerators that combine advanced technology, innovative design, and unparalleled functionality, making them a favorite choice for luxury kitchens and bars. These models are part of Sub-Zero's commitment to providing high-quality refrigeration that meets the demands of modern chefs and home entertainers.

One of the standout features of the UC-15IPO and UC-15IP is their flexible storage capacity. Both units offer a spacious interior that can comfortably accommodate a variety of items, from beverages to gourmet ingredients. The adjustable shelving allows for customization to suit individual needs, while the door bins provide easy access to smaller items like condiments and snacks.

Energy efficiency is a hallmark of the Sub-Zero brand, and the UC-15IPO and UC-15IP are no exceptions. With advanced insulation and a high-efficiency compressor, these undercounter models maintain consistent temperatures with minimal energy consumption. This not only helps reduce utility bills but also contributes to a more sustainable kitchen environment.

Another significant technology in these units is the advanced air purification system. This feature ensures that the air inside the refrigerator is filtered and free from contaminants, helping to extend the freshness of stored food and beverages. Additionally, the interior is designed with a sophisticated LED lighting system that illuminates the contents beautifully, making it easy to find what you need.

Both models boast a sleek and elegant design that seamlessly integrates into any decor. The stainless steel finish and customizable panel options allow the UC-15IPO and UC-15IP to match existing cabinetry perfectly, providing a cohesive look throughout the kitchen. Furthermore, these units include soft-close doors, ensuring quiet and gentle operation.

Temperature management is crucial for food safety and quality, and Sub-Zero excels in this area. The UC-15IPO and UC-15IP feature precise digital controls that allow users to set and maintain the desired temperature with accuracy. They also come equipped with alert systems that notify users in the event of any temperature changes, providing peace of mind.

In summary, the Sub-Zero UC-15IPO and UC-15IP undercounter refrigerators exemplify the brand's dedication to excellence in refrigeration. With their flexible storage options, energy efficiency, advanced air purification, and elegant design, these models deliver unmatched convenience and style to any kitchen or bar area. With Sub-Zero's legacy of quality, users can trust that these refrigerators will provide reliable performance and enhance their culinary experience for years to come.
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