What to Check First
- If there are dusts, foreign materials, or obstacles in the way of wind from the air conditioner, the wind may collide them to increase noise of the wind.
- ➔ If the filter is covered with dust, cooling performance may be degraded, and may cause noise and condensation.
- ➔ If you fail removing the protective vinyl, the sheet may flutter by wind and cause noises.
- This guide was created for all models, so the images or content may be different from your product.
Why This Can Happen
Symptoms can have more than one cause, and the correct steps depend on the exact model, installation and operating conditions. Use the checks above to narrow the issue before service.
Safety and Model-Specific Guidance
Frequently Asked Questions
What should I check first for LG Air Conditioner - Troubleshooting Loud Noises During Operation?
If there are dusts, foreign materials, or obstacles in the way of wind from the air conditioner, the wind may collide them to increase noise of the wind.
When should I stop troubleshooting and contact LG?
Stop if the product shows signs of electrical damage, burning, leaking near electrical components, or if the recommended checks do not resolve the issue. Use LG USA support for model-specific service guidance.
Does this guidance apply to every LG model?
Not always. Controls, error codes and service steps can differ by model. Confirm the exact model number and follow the linked LG USA article for model-specific instructions.
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