How To Clean Filter On LG Air Conditioner – Everything Explained

Cleaning the filter in your LG air conditioner is a simple process that you can do yourself without needing professional assistance.  Air filters play a critical role in air conditioning systems. They help keep the air clean and free from harmful particles that can cause health problems.

Over time, the filters become dirty and clogged with dust, dirt, and other debris. This can affect the performance of your LG air conditioner, causing it to work harder than necessary or not cool your home effectively. In my case, when I got my new LG Air conditioner, it was not working well.

I did not know what was the issue. So, I consulted one of my friends as he was a veteran in the field. He guided me due to which I was able to clean my air filter.

Clean Filter On LG Air Conditioner

Tools required for Cleaning

Tools required for cleaning the filter on your LG air conditioner are quite easy to come by. You will need a vacuum cleaner, clean water, a soft-bristled brush, and a dry cloth.

These items are essential in ensuring that your air conditioning unit functions at optimal levels. After gathering these things, we will move to the next step.

Step-by-step Guide

Step 1: First of all, you need to turn off the air conditioner and unplug it from the power source. Locate the air filter cover on your LG air conditioner and remove it carefully.

Step 2: Remove the filter from its slot by gently pulling it out. If you’re unsure of how to do this, consult your user manual for guidance.

Step 3: Use a soft brush or vacuum cleaner to clean dirt, debris, and dust off the filter. Make sure that you don’t damage or tear the filter while cleaning.

Step 4: If you encounter stubborn stains or grime on the filter, you can use a mild detergent mixed with lukewarm water to soak it for about ten minutes before rinsing thoroughly with clean water.

Step 5: Allow your LG air conditioner’s filter to dry completely before replacing it back into its slot and fixing back its cover. Remember that dirty filters decrease your AC’s efficiency, so try as much as possible to clean them regularly (at least once every three months).

Cleaning your LG air conditioner’s filters regularly helps maintain good indoor air quality, improves energy efficiency, and prolongs the lifespan of your AC unit. Follow these five easy steps for hassle-free cleaning and maintenance of your LG air conditioner’s filters.

How often should you clean the filter:

Cleaning the filter on your LG air conditioner is an important step in maintaining its efficiency and prolonging its lifespan. But how often should you clean it?

Generally, it is recommended to clean the filter at least once a month during peak usage periods. However, if you live in an area with high levels of dust or pollen, or if you have pets that shed a lot of hair, you may need to clean the filter more frequently.

A clogged or dirty filter can significantly reduce your air conditioner’s performance and lead to higher energy bills. It can also cause poor indoor air quality by circulating allergens and pollutants back into your home.

Therefore, keeping your filter clean will not only improve the overall comfort of your living space but also contribute to a healthier environment for you and your family.

Frequency guidelines for optimal performance

When it comes to cleaning the air filter on your LG air conditioner, there are a few frequency guidelines that can help ensure optimal performance.

For most units, it is recommended to clean or replace the filter every two weeks to one month during heavy-use seasons (such as summer) and once every three months during less frequent-use seasons (such as winter). However, this may vary depending on factors such as the unit’s location and level of usage.

Ignoring these frequency guidelines can lead to reduced airflow, decreased efficiency, and increased energy consumption. Additionally, dirty filters can negatively impact indoor air quality by allowing pollutants and allergens to circulate throughout your home.

By following these suggested cleaning frequencies, you can help maintain a healthy and comfortable living environment while maximizing the lifespan of your LG air conditioner.


Q: How often should I clean the filter on my LG air conditioner?

A: It is recommended to clean the filter every two weeks or when it appears dirty. This will ensure optimal performance and prevent any issues caused by a clogged filter.

Q: What supplies do I need to clean the filter?

A: All you need is a soft cloth or brush and warm, soapy water. Be sure to remove any excess water before reinserting the filter back into your air conditioner unit.

Q: Can I use a vacuum cleaner for cleaning my LG air conditioner filter?

A: No, it’s not recommended as this may damage the delicate mesh material of the filter. Stick with using a soft cloth or brush and warm, soapy water for best results.

Also read: Understanding the Role of Capacitors in Air Conditioners. A Comprehensive Guide


In conclusion, cleaning the filter on your LG air conditioner is an essential task that should be carried out regularly. A dirty or clogged filter affects the efficiency of your unit and may lead to various respiratory issues due to poor air quality. Therefore, it’s important to follow the steps outlined in this guide carefully.

Remember to switch off the power supply before removing the filter from your LG air conditioner. Use a soft-bristled brush or vacuum cleaner to get rid of excess dirt and debris on the surface of the filter. You may also opt for a mild soap solution for more stubborn grime buildup. You can also contact LG support if you are facing further issues.

Lastly, ensure that you dry your filter completely before replacing it back with your LG air conditioner. This step will prevent mold growth and mildew formation which can adversely affect indoor air quality. With these simple tips, you can keep your LG air conditioner running efficiently while enjoying clean, fresh indoor air year-round!

Talha Hanjra

Hi! I'm Talha Hanjra. I have a natural affinity for cutting-edge technological devices, and I enjoy finding solutions to their difficulties. I'll tell you how to fix various outdated gadgets and where to buy the best products. My research and experience will be of tremendous use to you.

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