U-Line Ice Maker Error Code LED 3 flashing
Drain pump (P60) has been blocked or pump is overloaded
Drain pump (P60) has been blocked or pump is overloaded — check installation and drain line.
First step from the service manual
Pour a gallon of water in the bin and see if the unit shuts down. Check drain line for restrictions or kinks. In the event the P60 pump shuts down ice maker operation, the refrigerator side will continue to operate normally.
The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.
Get the full diagnostic procedure for LED 3 flashing.
- 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 LED 3 flashing means on a U-Line ice maker
LED 3 flashing on a U-Line ice maker indicates that the drain pump, designated P60, has detected a blocked or overloaded condition. The P60 drain pump is responsible for evacuating meltwater and drain water from the ice maker bin. When the pump encounters a restriction in the drain line, an obstruction within the pump itself, or an electrical overload condition, it triggers this fault code to protect the system from damage. Notably, this fault only shuts down the ice maker side of the unit. If your U-Line appliance includes a refrigerator compartment, that side will continue to operate normally during this fault.
The most reliable first diagnostic step is to pour approximately one gallon of water directly into the bin. If the unit shuts down during or shortly after this test, it confirms the P60 pump is responding to the water load but cannot move it effectively. This points toward a drain line restriction, a kinked drain hose, or a pump that is mechanically or electrically overloaded. Check the entire drain line routing from the pump outlet to the drain terminus, looking for kinks, tight bends, clogs from mineral scale or debris, or improper installation that creates a high-head pressure situation the pump cannot overcome.
Installation conditions can play a significant role in repeat occurrences of this fault. If the drain line runs uphill for an excessive distance, or if the drain termination point is positioned too high relative to the pump, the P60 may be working against more back pressure than it is rated to handle. Clearing the drain line, correcting the routing, and ensuring no standing water is trapped in the line are the primary corrective actions before considering pump replacement.
Source: manufacturer service documentation.
Common causes of LED 3 flashing
- 01
Kinked or restricted drain line
Wiring / connectionThe drain hose from the P60 pump can become kinked during installation or develop a blockage from mineral scale and debris over time. Inspect the full length of the drain line for sharp bends, kinks, or visible buildup that would prevent water flow.
- 02
Clogged drain line from mineral or debris buildup
Wiring / connectionScale deposits from hard water or accumulated debris can partially or fully block the drain line interior. Flushing the line or physically clearing the obstruction typically resolves this cause.
- 03
Improper drain line installation or routing
Wiring / connectionIf the drain line is routed uphill for too great a distance or the drain terminus is positioned too high, the P60 pump is forced to work against excessive back pressure. Correcting the drain line routing to follow the installation specifications resolves this condition.
- 04
Obstruction inside the P60 pump
Wiring / connectionIce chips, scale fragments, or foreign debris can enter the pump housing and jam or overload the impeller. If the drain line is clear but the pump still triggers the fault, the pump itself should be inspected for internal blockage.
- 05
Failed or overloaded P60 drain pump
Part replacementIf all drain line checks and routing corrections have been completed without resolving the fault, the P60 pump motor may have failed electrically or mechanically and require replacement.
Frequently asked questions about LED 3 flashing
What does LED 3 flashing mean on a U-Line ice_maker?
How do I fix the LED 3 flashing error on my U-Line ice maker?
Is it safe to keep using my U-Line appliance while LED 3 is flashing?
Will resetting my U-Line ice maker clear the LED 3 flashing error?
How much does it cost to repair a U-Line ice maker showing LED 3 flashing?
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