EC80
Sub-Zero Condenser Overheat / Airflow Fault

Refrigerator displays EC80; may be associated with condenser over‑temperature or safety shutdowns.

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Safety Warning

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.

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Possible Causes

Severely clogged condenser coil, Failed condenser fan motor, Blocked grille or inadequate ventilation, High ambient temperature around unit

How to Fix / Troubleshooting

Safety first: Unplug the refrigerator before cleaning coils or working near the compressor. Coils and compressor can be hot.

Step 1 – Improve ventilation

  • Verify that the front toe‑kick or upper grille is not blocked by cabinetry, rugs, or objects.
  • Ensure the unit has the clearances specified in the installation manual.

Step 2 – Clean the condenser coil

  • Remove the grille to access the condenser.
  • Use a soft brush and vacuum to remove dust and debris from the coil fins.
  • Work carefully to avoid bending fins; clean until you can see light through the coil.

Step 3 – Check condenser fan operation

  • Restore power and observe the condenser fan when the compressor runs.
  • If the fan does not run, runs slowly, or is noisy, replace the condenser fan motor.

Step 4 – Reset and monitor

  • After cleaning and confirming fan operation, power‑cycle the unit to clear the fault.
  • Monitor for normal cycling and ensure the area around the unit remains cool and ventilated.

When to call a professional: If EC80 returns despite a clean coil and working fan, there may be a sealed system or control issue requiring a Sub‑Zero technician.

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Repair Difficulty

Medium 3/5

Required Part

Condenser Fan Motor
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