Dishwasher displays LC1 and runs the drain pump; may indicate a more specific leak or sensor condition.

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Slow leak from hose connection, Dripping circulation pump, Cracked tub or sump, Over-sudsing overflow

Safety: Turn off power and water immediately.

Pull unit and inspect: Remove the dishwasher from the cabinet and take off the bottom cover. Look for water trails and mineral deposits to locate the leak source.
Tighten connections: Tighten hose clamps on the circulation pump, drain hose, and inlet valve.
Replace leaking parts: If you find a cracked sump, tub, or pump housing, replace the affected Samsung component.
Dry base and reset: After repair, dry the base pan and leak sensor thoroughly, then restore power and test.

Hard 4/5

Circulation Pump Assembly

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