CDA Refrigerant Flow or Airflow Noise

Whistling or whooshing noise from inside the cabinet.

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Possible Causes

Normal refrigerant expansion sounds, High fan speed due to warm load, Air passing through restricted vents

How to Fix / Troubleshooting

Safety: No disassembly is usually required.

Steps:

  • 1. Check vents: Ensure internal vents are not blocked by food packages, which can cause turbulent airflow.
  • 2. Load distribution: Avoid packing food tightly against the rear wall; leave space for air circulation.
  • 3. Monitor duration: Short periods of whooshing during compressor operation are normal. Continuous very loud noise may indicate a fan issue, which should be inspected.

Note: Refrigerant flow sounds are generally harmless and not a fault.

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Repair Difficulty

Very Easy 1/5
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