What to Check First
- It is a remote controller malfunction.
- The battery level in the remote controller is low.
- The battery leaks because it has not been used for a long time.
- The function is not available in the product.
- The air conditioner system remote controller (accessory) is designed for general use regardless of air conditioner feature level and limited or extra functions. Therefore, some of the buttons and/or functions may be unresponsive and not work for your model type. You may also want to check the remote controller battery compartment for any battery fluid leakage that may hinder its operation given the remote controller might have sat a long period of time being inactive.
- After the replacement, if the remote controller LCD screen is not displayed, then replace the remote controller.
- ※ You can purchase a remote controller for the air conditioner model [Can check on the sticker attached to the right side of the indoor unit of air conditioner].
- ➔ The wireless remote controller is manufactured for common use, and it is shared among the following models.
- If you press the function button in a model that does not support a specific function, it might not operate properly. Ex) Some of models may not support the following functions: Human detection, air purification, dust condition, humidity, Smartcare, UVnano, individual control for indoor unit, auto drying, robot cleaning and so on.
- 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 Unresponsive remote controller [air conditioner]?
It is a remote controller malfunction.
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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These model pages are linked because the stored category or exact model matches this Help Library topic.
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