How to Reset Clean Filter on LG Air Conditioner

An air conditioner filter probably doesn’t cross your mind when you think about cleaning, but it’s crucial to your air conditioner’s performance. A clean filter will help to maintain an optimal indoor climate. Dirty filters do the opposite and can lead to unpleasant odors and a less-than-optimal indoor environment. 

It’s important to clean your filters regularly to maintain a healthy indoor climate. If you’re experiencing an unpleasant smell or your air conditioner isn’t performing as well as it used to, it may be time to clean your filter. This article will explain how to reset filter on an LG air conditioner.

how to reset clean filter on lg air conditioner

Maintaining your LG air conditioner not only involves regular cleaning of the filter but also understanding when and how to reset the filter indicator. This indicator is a helpful reminder that ensures you’re keeping the air quality in your home at its best. Neglecting this can lead to reduced efficiency and higher energy costs

What is an Air Conditioner Filter?

The LG air conditioner filter is a special filter that removes harmful particles from the air that the air conditioner provides. Every two months or so, the filter should be replaced.

Read also: How to Remove Musty Smell from Air Conditioner Units

It is important to know how to reset the clean filter on the LG air conditioner to ensure that the device is working at maximum efficiency. In addition, it is necessary to clean the filter to remove harmful particles from the air. 

The particles can cause a lot of damage to the air conditioner, so it is important to clean the filter to continue providing the clean air needed.

LG portable air conditioner red light

You may have a clogged filter if you have an LG portable air conditioner, the red light is on, or the machine is not cooling. To fix this issue, you have to remove the device’s filter and clean it. 

Read also: How to fix LG Portable Air Conditioner That’s Not Cooling

How to Reset the LG Air Conditioner’s Clean Filter

The LG air conditioner has a clean filter to trap and remove dirt, pollen, and dust particles. Unfortunately, the LG air conditioner filter must be replaced every six months. However, the filter can easily be replaced by resetting it. This is the easiest way how to reset clean filter on LG air conditioner :

  1. Deactivate the LG air conditioner.
  2. Remove the LG air conditioner’s front panel. 
  3. Remove the LG air conditioner’s filter.
  4. Reconnect the LG air conditioner and replace the filter.

In addition to the visual inspection and the red light indicator, your LG air conditioner may also show a specific error code or a flashing light sequence to indicate a dirty or clogged filter. Familiarizing yourself with these signals can help you proactively maintain your air conditioner.

Indicators that the Filter Should be Replaced

When you are having trouble getting the air conditioner to cool, the filter may need to be replaced. The signs to look for when the filter needs to be replaced are that the fan on the unit is too loud, the unit is getting too hot, or the unit is not cooling. 

When the filter needs to be replaced, you can either buy a new filter or replace the old one. If you buy a new filter, you will need to replace the old one with the new one. 

You will need to buy a new filter if you replace the old one. However, there should be a few things before replacing the filter in your LG air conditioner. 

  • The first is that you should know the size of the filter. 
  • The second is that you should know the model number of your LG air conditioner. 
  • The third is that you should know the location of the filter in the unit. 
  • The fourth is that you should know how to remove the filter from the unit.


One of the many benefits of having an air conditioner is that it can help make a room more comfortable in the summer. However, when your air conditioner’s filter starts to get dirty, it can make it work harder to cool the room and make the air feel less fresh. 

When this happens, it is a good idea to replace the filter. This will make your air conditioner work more efficiently and keep your home feeling fresh.

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AirconMag is an experienced author and Air Conditioner expert. With years of practical experience in the field authored several informative articles on various aspects of AC unit, including installation, maintenance, and repair