Coway Air Purifier Odor Light Flashing :How to fix?

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If you are using a Coway air purifier at home, you might get confused someday when you see the odor light glowing on the air purifier.

There is nothing to worry about, as your air purifier is working perfectly fine.

If you see a glowing odor light on your Coway air purifier, then it suggests that the carbon filter is completely filled with dust particles and has reached the end of its lifespan.

In this article, we will explain what the reason behind the glowing odor light on your Coway air purifier and how it can be fixed.

Apart from this, we will also explain the different light indicators on the Coway air purifier and their meaning.

What does the glowing odor light on the Coway air purifier mean?

LIGHT ON COWAY AIR PURIFIER ITS MEANING
Odor light glowingOdor or carbon filter needs to be replaced
HEPA light glowingHEPA filter needs to be replaced

If you see a glowing odor light on your Coway air purifier, then it suggests that the carbon filter must be changed so that the air purifier functions smoothly without any issues.

There are two filter light indicators on the Coway air purifier, one for the odor filter and the other for the HEPA filter. Coway air purifiers contain two filters: a carbon or odor filter and a HEPA filter.

The Coway air purifier uses two-filter technology so that it can remove all the dust particles in the room and provide you with pure, pollutant-free air.

The carbon filter is responsible for filtering the gaseous pollutants and harmful carcinogens, whereas the HEPA filter is capable of removing nano-sized and bigger dust particles.

Apart from that, there is one more called the pre-filter, which can be washed and does not need to be changed. Only the odor (carbon) and HEPA filters need to be replaced with new ones as they are not washable.

Types of air quality light on Coway air purifier and their meaning

Air Quality Light IndicatorIt’s Meaning
When the Air quality light is “REDAir quality of the room is “VERY BAD”
When the Air quality light is “PURPLE“Air quality of the room is “BAD”
When the Air quality light is “YELLOW”Air quality of the room is “AVERAGE”
When the Air quality light is “GREEN”Air quality of the room is “GOOD”
When the Air quality light is “BLUE”Air quality of the room is “EXCELLENT”

Coway air purifiers have five different kind of light indicators to show the quality of air in the room.Blue light means that the the air purifier is working perfectly fine and the air quality of the room is excellent.

Green light means that the air quality in the room is good,” whereas yellow and purple light mean the air quality in the room is “average” and poor,” respectively.

We are fine with the air purifier showing green and blue lights. But if the air purification quality indicator is purple or red, then measures should be taken to improve it. The purple and red lights clearly indicate that the air purifier is not working as it should.

How to fix Coway air purifier odor light issue ?

The glowing odor light indicator on your Coway air purifier is trying to tell you that the carbon filter is completely filled with pollutants and should be replaced with a new one.

This filter must be changed; otherwise, the Coway air purifier won’t be able to work to its full potential and will result in poor performance.

Sometimes people ignore these indications and continue using the air purifier without replacing the carbon filter. This should not be done, as it can impact the air purifier’s performance and also impact its overall lifespan.

The glowing odor light on Coway air purifier can be easily fixed by replacing the old carbon filter.

how to fix coway air purifier odor light

How to change the Coway air purifier carbon(odor) filter ?

As suggested by Coway, its carbon/odor filter needs to be replaced every six months; this also depends on the usage and how polluted the room is where the air purifier is kept. If you are using an air purifier more than sixteen hours a day, you might need to change it earlier.

If you observe the odor light flashing on your coway air purifier you should not ignore it and change the carbon filter immediately.

Below are the steps to change the Carbon filter for Coway Air purifier (AP-112HH):

  • Buy only Genuine Coway air purifier filter, don not go for any third party filter as it can impact your air purifier’s productivity.
  • Coway’s genuine air purifier filter are easily available at wallmart or amazon.
  • Now it’s time to change the carbon filter, Switch off the air purifier and remove the power cord from the wall end.
  • Open the front cover of your Coway air purifier by pulling the upper part outwards.
  • Now you will be able to reach the prefilter, press the two tabs located on the top sides of the pre filter to remove it.
  • You will see the carbon filter after removing the prefilter.
  • Replace the old carbon filter with new one.
  • Reattach the front cover and turn on the air purifier.

Video Credit: Bootstrappin YT channel

How to reset Coway air purifier(AP-1512HH) odor light ?

You have replaced the old carbon filter with a new one, but you can still see that the odor light is glowing on your Coway air purifier.

In this case, you need to reset the odor light indicator on the air purifier. The Coway air purifier odor light can be easily reset; follow the below steps to do so:

  • Turn on the air purifier after changing the filter
  • If you still see the odor light glowing, press the filter reset button for 5-10 seconds.
  • This will reset the odor light indicator and it won’t be glowing anymore.

It is important to reset the odor filter light indicator so that the air purifier knows that the new carbon filter has been installed and should not give any false indication to change it.Types of air quaity light on Coway air purifier and their meaning

Maintenance tips for Coway air purifier.

All the doors and windows where air purifier is kept should be closed properly and there should not be any open source of dust pollutants .

Air must be on during cooking as it is capable of removing the gaseous dust pollutants and purifying the air of the room.

There should not be any object that is blocking the path of the air purifier as it can impact its productivity.

Never use water or any other chemicals while cleaning the air purifier externally or internally.

Always the clean the air purifier with a soft dry brush.

The air quality sensor must be cleaned in every 2 months by opening the hatch at the right hand side of the air purifier. Follow the steps mentioned in the manual while cleaning the sensor.

Here is the link to Coway air purifier manual where you can find all the necessary information

Conclusion

If you notice the odor light flashing on your Coway air purifier, then it indicates that the carbon filter is full of dust and pollutants and needs to be replaced. This carbon filter is located inside the air purifier and is responsible for filtering gaseous pollutants in the air.

In the above article, we have explained the step-by-step process for changing the carbon filter. Once you have replaced the old carbon filter with a new one, you also need to reset the odor light indicator.

This odor light can be easily reset by long pressing the filter reset button.

FAQ’s

What is the Odor filter on Coway ?

The odour filter is the same as the carbon filter, which is responsible for filtering gaseous pollutants. If you see the odour filter light glowing on your CDoway air purifier, then it’s suggesting that you replace the old carbon filter as it’s clogged with dust and gaseous particles.

Does Coway air purifier removes odor ?

Yes, the Coway air purifier is capable of removing odor. It uses three free filter technologies to purify the room’s air. A pre-filter is used to remove large dust particles, whereas a HEPA filter is capable of removing micro- and even nano-sized dust particles. A carbon filter gives protection from harmful gaseous pollutants and also removes bad odours.

What do the lights on the Coway air purifier mean ?

The Coway air purifier air quality indicator has five kinds of lights that tell us about the quality of the air in the room.

Air Quality Light IndicatorIt’s Meaning
When the Air quality light is “REDAir quality of the room is “VERY BAD”
When the Air quality light is “PURPLE“Air quality of the room is “BAD”
When the Air quality light is “YELLOW”Air quality of the room is “AVERAGE”
When the Air quality light is “GREEN”Air quality of the room is “GOOD”
When the Air quality light is “BLUE”Air quality of the room is “EXCELLENT”

The Coway air purifier air quality indicator has five kinds of lights that tell us about the quality of the air in the room.

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