CDA Air Duct / Damper Blockage or Failure

Refrigerator not cooling in fridge compartment but freezer seems normal (no error code displayed).

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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

Iced-up air duct between freezer and fridge, Stuck air damper flap, Failed fridge circulation fan, Misaligned internal panels

How to Fix / Troubleshooting

Safety: Unplug the CDA refrigerator before removing internal panels.

Steps:

  • 1. Check airflow: Place your hand near the fridge air outlet (usually on the rear wall). Little or no cold air flow while the freezer is cold suggests a duct or damper issue.
  • 2. Inspect for ice blockage: Remove shelves and the rear panel in the fridge to access the air duct. Look for ice buildup blocking the duct. Defrost thoroughly with doors open and power off.
  • 3. Check damper operation: Some CDA models use a motorized air damper. With power briefly restored, change the temperature setting and listen for the damper motor. If it does not move, the CDA air damper assembly may be faulty.
  • 4. Fan check: If your model has a fridge fan, ensure it spins freely and runs when the door switch is held closed.
  • 5. Reassemble correctly: Ensure all foam seals and panels are refitted to prevent air leaks and frost buildup.

Note: If the problem recurs quickly, the root cause may be a defrost system fault in the freezer evaporator.

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Repair Difficulty

Medium 3/5

Required Part

Air Damper Assembly
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