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Error code reference

U-Line Ice Maker Error Code 11

Water level (tray or reservoir) high

U-Line codesU-Line ice maker codes

Water level (tray or reservoir) high — unit is not producing enough ice to empty the reservoir.

First step from the service manual

Check ice production system, auger, and evaporator for issues preventing ice production.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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  • Step-by-step tests with expected resistance, voltage, and continuity values
  • Wiring diagram references and connector pinouts from the OEM service manual
  • Verified part numbers when replacement is required
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What 11 means on a U-Line ice maker

Error code 11 on a U-Line ice maker indicates a high water level condition in the tray or reservoir. This means the unit has detected that water is accumulating beyond the normal operating threshold, which occurs when ice production is not keeping pace with incoming water. The control board monitors the water level sensor continuously, and when the sensor signals that the reservoir is too full for an extended period, it triggers this fault to prevent overflow and potential water damage.

The root cause is almost always a failure somewhere in the ice-making cycle itself rather than a water supply problem. If the auger motor is not turning, ice cannot be moved out of the reservoir, causing water to back up. Similarly, if the evaporator is not freezing water properly due to a refrigerant issue, dirty condenser coils, or a failing compressor, the ice-making cycle stalls and water remains in the reservoir at elevated levels. The unit essentially flags that water is coming in but ice is not going out.

Diagnosing this code requires a systematic check of the ice production system. Start by inspecting the auger for mechanical binding or motor failure, then evaluate the evaporator for frost buildup, poor freezing performance, or refrigerant loss. Condenser coil condition and ambient temperature can also affect the evaporator's ability to freeze water efficiently. Addressing the underlying production failure is the only way to clear this fault permanently.

Source: manufacturer service documentation.

Common causes of 11

  1. 01

    Auger motor failure or binding

    Part replacement

    If the auger motor has failed or the auger is mechanically jammed, ice cannot be moved out of the production area, causing water to accumulate. Listen for the auger motor running and visually inspect for any obstruction or ice bridge blocking rotation.

  2. 02

    Poor evaporator freezing performance

    Wiring / connection

    A dirty condenser, low refrigerant charge, or failing compressor can prevent the evaporator from reaching temperatures cold enough to freeze water efficiently. Check condenser coils for debris buildup and verify the unit is maintaining proper operating temperatures.

  3. 03

    Evaporator frost or ice bridge buildup

    Wiring / connection

    Excessive frost accumulation on the evaporator can block airflow and inhibit the freezing process, stalling ice production entirely. Inspect the evaporator directly for abnormal frost patterns or a solid ice bridge that would prevent normal cycling.

  4. 04

    Water inlet valve staying open too long

    Part replacement

    If the water inlet valve is not closing fully or is opening more frequently than the control board commands, excess water enters the reservoir faster than ice production can process it. Inspect the valve for debris, verify proper solenoid function, and confirm the valve closes completely.

  5. 05

    Water level sensor malfunction

    Part replacement

    A faulty or fouled water level sensor may report a high water condition even when the actual water level is normal, triggering a false error 11. Clean the sensor contacts and check sensor wiring for corrosion or loose connections before condemning the component.

See the test procedure for each cause

Frequently asked questions about 11

What does 11 mean on a U-Line ice_maker?
Error code 11 on a U-Line ice maker signals a high water level condition in the tray or reservoir. It means the unit is not producing enough ice to keep up with the water being supplied, so water accumulates beyond the normal operating level. The fault points to a problem in the ice production system rather than the water supply itself. Common culprits include a failed auger motor, poor evaporator performance, or a malfunctioning water level sensor.
How do I fix error code 11 on my U-Line ice maker?
Start by inspecting the auger for binding or motor failure, since a stalled auger is one of the most frequent causes of this code. Next, check the evaporator for frost buildup or poor freezing performance, and clean the condenser coils if they are dirty. If those components appear functional, test the water inlet valve to confirm it is not allowing excess water into the reservoir, and inspect the water level sensor for fouling or wiring faults.
Is error code 11 on a U-Line ice maker a safety concern?
Error code 11 is not an immediate safety hazard, but it should be addressed promptly to prevent water overflow and potential water damage to surrounding cabinetry or flooring. The unit flags this condition specifically to alert you before overflow occurs. Leaving the fault unresolved can also stress other components, such as the water inlet valve or pump, over time.
Will resetting my U-Line ice maker clear error code 11?
A reset may temporarily clear the error code display, but it will not resolve the underlying problem. If the ice production system, auger, or evaporator issue is not corrected, the water level will rise again and the fault will return. A reset is useful for confirming whether the fault is persistent or intermittent, but a full diagnosis of the production system is required for a permanent fix.
How much does it cost to repair error code 11 on a U-Line ice maker?
Repair costs vary depending on the root cause. Cleaning the condenser coils or clearing an auger obstruction may cost little to nothing if done by the owner. Replacing an auger motor or water inlet valve typically runs in the range of $75 to $250 for parts, plus labor if a technician is involved. If the issue involves a refrigerant leak or compressor failure, costs can rise significantly, potentially reaching $300 to $600 or more depending on the extent of the repair.

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