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Coway Airmega Storm 2 AP-1523D User Manual

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Coway Airmega Storm 2 AP-1523D

Coway Airmega Storm 2 AP-1523D-product

Safety Information

Electric shock/fire

  • Do not use a damaged or loose outlet.
  • Make sure to connect the power plug to a 220 V- 240 V~ 50 Hz, 60 Hz outlet.
  • Do not pull on the power cord to move the device.
  • Do not touch the power plug with wet hands.
  • To avoid damaging or warping the power cord, do not use excessive force to bend the power cord.
  • Do not plug or unplug the power plug repeatedly.
  • If water got into the power supply section, then disconnect the power adapter and completely dry it before use.
  • Make sure the product is unplugged while it is being repaired, inspected, or when its parts are being replaced.
  • If there is any dust or water on the power plug’s pins and contact area, wipe them off completely.
  • Do not connect multiple products to one power outlet. Use a separate socket for the product.
  • If you don’t use it for a long time, then disconnect the power adapter.
  • Do not modify the power cord arbitrarily.
  • If the power cord is damaged, do not attempt to replace the cord. Instead, contact the service center to replace it.

Malfunction

  • Do not apply excessive force on the product.
  • Do not use the product for any purpose other than a purifier.

Injury/Malfunction Injury

  • Do not push or lean on the product. The product may fall.
  • Do not expose the human body to the discharging wind from the front of the product for a long time.
  • Do not put your face close to the discharging wind from the front of the product.

Precautions for Kids: Performance degradation, Malfunction/Electric shoc,k Electric shock/Fire

  • Do not spray water on the product.
  • Do not arbitrarily open, repair, or improve the product.
  • If there is any strange noise, burning smell, or smoke from the product, immediately unplug the power cord and contact the service center.
  • Do not place bowls filled with water, chemicals, food, small metals, or flammable substances on top of the product.
  • Unplug the power cord before cleaning the product.
  • Do not spray water or use benzene or thinner on the product to clean it.

Fire/Performance degradation

  • Do not spray flammable substances, such as pesticides or air fresheners, into the air inlet.

Part Names

Front/RearCoway Airmega Storm 2 AP-1523D-1

  • Do not press the contamination detection part or poke it with a sharp object. There is a risk of breakage.

TopCoway Airmega Storm 2 AP-1523D-2

Accessories

FilterCoway Airmega Storm 2 AP-1523D-3

  • A Fine Dust filter is provided when purchasing the product for the first time.

Filter Installation and Replacement

Filter Type

Coway Airmega Storm 2 AP-1523D 4

  • Based on 24 hours of daily use with Level 1 air speed.
  • Filter replacement cycle is just a recommendation, and it depends on the environment of use.

Filter Installation

Before installation

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  1. Pull the center bottom part to open the front cover.Coway Airmega Storm 2 AP-1523D 6
  2. Remove the plastic packaging of the filters except for the Pre-filter.Coway Airmega Storm 2 AP-1523D 7
  3. Assemble the Pre-filter and filter.
    • Install the Fine Dust filter behind the Prefilter.
    • Filter assembly order: Double HEPA filter → Double Deodorisation filter → Fine Dust filter → Pre-filterCoway Airmega Storm 2 AP-1523D 8
  4. Close the front cover again.
    • The product will not operate if the front cover is not attached correctly.
  • Be sure to remove the plastic packaging before installing the filter.
  • Use the product indoors only.
  • Unplug the power cord from the outlet when not using the product.
  • Check the front of the filter when installing it.

How to Replace by Filter Type

Fine Dust filter

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  1. Pull the center bottom part to open the front cover.Coway Airmega Storm 2 AP-1523D 10
  2. Detach the Pre-filter from the product.Coway Airmega Storm 2 AP-1523D 11
  3. Remove the Fine Dust filter from the Pre-filter.Coway Airmega Storm 2 AP-1523D 18
  4. Remove the plastic packaging from the new Fine Dust filter.Coway Airmega Storm 2 AP-1523D 12
  5. Put the new Fine Dust filter behind the Pre-filter.Coway Airmega Storm 2 AP-1523D 13
  6. Assemble the Pre-filter into the product.Coway Airmega Storm 2 AP-1523D 14
  7. Close the front cover again.
  • The filter replacement cycle may vary depending on the usage environment and time.

Deodorisation/Double HEPA filter

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  1. Pull the center bottom part to open the front cover.Coway Airmega Storm 2 AP-1523D 16
  2. Remove the Pre-filter and Fine Dust filter from the product.Coway Airmega Storm 2 AP-1523D 17
  3. Separate the Double Deodorisation/Double HEPA filter.Coway Airmega Storm 2 AP-1523D 18
  4. Remove the plastic packaging from the Double Deodorisation/ Double HEPA filter.Coway Airmega Storm 2 AP-1523D 19
  5. Replace the new Double HEPA/Double Deodorisation filter.
    • Filter assembly order: Double HEPA filter → Double Deodorisation filter → Fine Dust filter → Pre-filterCoway Airmega Storm 2 AP-1523D 20
  6. Assemble the Fine Dust filter and Pre-filter from the product.Coway Airmega Storm 2 AP-1523D 21
  7. Close the front cover again.
  • The filter replacement cycle may vary depending on usage environment and time.

Buttons and Indicators, Operation Method

Top

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  • Power Button
    Use the button to turn the product on and off.
  • Mode Button
    Press the Mode button and choose the desired mode. Turbo Mode operates for a certain period of time before it operates as the top circulation Level 3 of Manual Mode. Haze Mode operates for a certain period of time before it operates as Smart Mode.Coway Airmega Storm 2 AP-1523D 23
  • Direction Button
    Press the Direction button and choose the desired air direction. Press the Direction button to convert to Manual Mode.Coway Airmega Storm 2 AP-1523D 24
  • Speed Button
    Press the Speed button to select the desired air speed. Press the Speed button to convert directly to Manual Mode.Coway Airmega Storm 2 AP-1523D 26
  • Light Button
    Press the button to turn the Air Quality Indicator and other Indicators on and off. While the Air Quality Indicator and other Indicators are turned on, pressing the Light button repeatedly executes the following: Air Quality Indicator OFF→ all other Indicators OFF→ all Indicators ON.
  • Air Quality/Lock Button
    [When using the Air Quality Button]
    Press the Air Quality Button to select the dust size for measurement display. The selected value will be displayed for 10 seconds before being displayed as the fine dust size with the highest pollution level.Coway Airmega Storm 2 AP-1523D 25
    [When using as the Lock button]
    You can lock all the buttons by pressing and holding this button for more than 3 seconds. Press the button again for more than 3 seconds to unlock the buttons.

 

  • Coway Airmega Storm 2 AP-1523D logo 6Smart Mode Indicator
    The Indicator lights up when Smart Mode is selected.
  • Coway Airmega Storm 2 AP-1523D User Manual | ManualsLibraryyTurbo Mode Indicator
    The Indicator lights up when Turbo Mode is selected.
  • Coway Airmega Storm 2 AP-1523D User Manual | ManualsLibraryyHaze Mode Indicator
    The Indicator lights up when Haze Mode is selected.
  • Coway Airmega Storm 2 AP-1523D User Manual | ManualsLibraryySleep Mode Indicator
    The Indicator lights up when Sleep Mode is selected.
  • Coway Airmega Storm 2 AP-1523D User Manual | ManualsLibraryyTop Circulation Mode Indicator
    The Indicator lights up when Top Circulation Mode is selected.
  • Coway Airmega Storm 2 AP-1523D User Manual | ManualsLibraryyFront Circulation Mode Indicator
    The Indicator lights up when Front Circulation Mode is selected.
  • Coway Airmega Storm 2 AP-1523D User Manual | ManualsLibraryyAir Quality Indicator
    This Indicator displays the indoor air quality in LED colors. Good: Blue, Normal: Green, Bad: Yellow, Very Bad: Red
  • Coway Airmega Storm 2 AP-1523D User Manual | ManualsLibraryySpeed Indicator
    The Indicator lights up when air speed is selected.
  • Coway Airmega Storm 2 AP-1523D User Manual | ManualsLibraryyAir Quality Indicator
    This indicates the air quality level.
  • Coway Airmega Storm 2 AP-1523D User Manual | ManualsLibraryyLight Sensor
    This sensor detects light around the product.
  • Coway Airmega Storm 2 AP-1523D User Manual | ManualsLibraryyLock Indicator
    When all buttons are locked, the Indicator blinks twice and lights up.
  • Coway Airmega Storm 2 AP-1523D User Manual | ManualsLibraryyWide Circulation Mode Indicator
    The Indicator lights up when Wide Circulation Mode is selected.

How to Use

Air Quality Sensor Sensitivity Adjustment

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  1. Press the Mode button and the Speed button at the same time for more than 3 seconds.Coway Airmega Storm 2 AP-1523D 28
  2. The dust sensor measurement display flashes at an approximately 0.5-second interval.Coway Airmega Storm 2 AP-1523D 29
  3. Press the Speed button to adjust it to the desired sensitivity. (1: Sensitive, 2: Normal, 3: Insensitive)Coway Airmega Storm 2 AP-1523D 30
  4. Press the Mode button and the Speed button at the same time for more than 3 seconds again.
    • The selected sensitivity of the sensor is automatically entered if the Speed/ Direction buttons are not pressed for 10 seconds.

Air Quality Indication Guide

Coway Airmega Storm 2 AP-1523D 31

  • PM 2.5 concentration guide and color display criteria are based on the guide provided by the Ministry of Environment, and for the numeric expression of concentration, the company’s algorithm is applied. Normal is the default setting for product contamination, and if you change the setting to Sensitive or Insensitive, it will be displayed higher or lower than the default PM 2.5 concentration.
  • The concentration of dust displayed on the product measures the indoor environment in real time, so it may differ from the guidelines of the Ministry of Environment, and may differ depending on the place of use, environment of use, measurement method, etc.
  • The maximum value of dust concentration displayed on the product (PM1.0 / PM2.5: 500 ㎍/㎥, PM10: 999 ㎍/㎥).
  • If the humidifier is operated near the purifier, the air quality measurement may rise.
  • As the ultrasonic humidifier has large humidifying droplet particles, the dust sensor can recognize them as dust, thereby causing a malfunction in the dust sensor. So use it away from the purifier.
  • If the dust air quality level continues to display the maximum value. Therefore, clean the dust sensor, turn off the power of the product, and then turn it on again so that it can operate normally.
  • It displays the color of the bad condition among PM 1.0 / PM 2.5 / PM 10.

Tips

  • Plug the power cord into an outlet before operating the product.
  • The product operates in Smart Mode by default when turned on. 

Mode Selection 

It operates automatically according to the set program.

Coway Airmega Storm 2 AP-1523D 32

  • Press the Power button to turn on the product, and press the Mode button to select the desired mode among Smart/Turbo/Haze/Sleep.

Smart Mode

When the surroundings of the product become dark for more than 3 minutes, it automatically enters the sleep mode (low air volume, low noise, low power consumption operation). If the surroundings of the product become bright again for more than § minutes, the sleep mode is released. In Top Circulation Mode, air is discharged from the air outlet at the top of the product.Coway Airmega Storm 2 AP-1523D 33

Turbo Mode

Maximizes the air speed while operating to create a comfortable environment in a short period of time.

Coway Airmega Storm 2 AP-1523D 34

  • The turbo operates at a higher speed than the level 3 speed.
  • After 10 minutes of operation, it operates in Level 3 of Top Circulation Mode.

Haze Mode

It is an operation mode that can effectively remove indoor dust within the shortest time. It operates automatically and continuously for a certain period of time at the maximum air speed in 3 levels.

Coway Airmega Storm 2 AP-1523D 35

Coway Airmega Storm 2 AP-1523D 36

  • Haze Mode works only with the turbo air speed.
  • In Haze Mode, the airflow direction and Air Quality Indicators operate for each mode. Regardless of the level mode, only the Haze Mode Indicator lights up.
  • When 3 levels of Haze Mode are completed, the operation is converted to Smart Mode.
  • If you press the Mode/Air direction/Air speed button during the Haze Mode, Haze Mode is canceled.

Sleep Mode

It is a driving mode suitable for a sleeping environment by minimizing the air volume and the indicator light while driving. After about 5 seconds of sleep mode operation, all Indicators other than the sleep mode Indicator will turn off. If you press the Light Button or Air Quality selection Button during sleep mode, the current air quality reading is displayed in low brightness for about 5 seconds.

Coway Airmega Storm 2 AP-1523D 37

Manual Mode

In Manual mode, the user selects the desired air direction and air speed by pressing the direction/speed button.

To select the direction

Press the Direction button to select the desired air direction.

Coway Airmega Storm 2 AP-1523D 38

  • Even during mode operation (Smart/Turbo/Haze/Sleep), if you press the Direction button immediately, it switches to manual operation.Coway Airmega Storm 2 AP-1523D 39
    • Top Circulation
      Wind comes from the top of the product.Coway Airmega Storm 2 AP-1523D 40
    • Front Circulation
      Wind comes from the front of the product.Coway Airmega Storm 2 AP-1523D 41
    • Wide Circulation
      Wind comes from the front and top of the product at the same time.

To select the air speed

Press the Speed button to select the desired air speed.

  • Even during mode operation (Smart/Turbo/Haze/Sleep), if you press the Speed button immediately, it switches to manual operation.Coway Airmega Storm 2 AP-1523D 42

How to Clean Product

Cleaning the air outlet and detachable outlet grille

Coway Airmega Storm 2 AP-1523D 43

  1. Lift the detachable outlet grille on top of the air outlet.Coway Airmega Storm 2 AP-1523D 44
  2. Clean the grille and air outlet with a soft brush or vacuum.
    • Do not let dust drop into the air outlet when you clean it.Coway Airmega Storm 2 AP-1523D 45
  3. Reassemble the detachable outlet grille on top of the outlet.

Cleaning of Air Quality Sensor (Every 2 months)

Coway Airmega Storm 2 AP-1523D 46

  1. Pull the center bottom part to open the front cover.Coway Airmega Storm 2 AP-1523D 47
  2. Use a soft brush or vacuum cleaner to clean the air inlet and the air outlet of the air quality sensor.
    • Do not let dust drop into the product when you clean it.Coway Airmega Storm 2 AP-1523D 48
  3. Close the front cover again.

Cleaning of Front Cover

Coway Airmega Storm 2 AP-1523D 49

After separating the front cover from the product, use a soft cloth or brush to wipe off dust on the surface.

  • If the degree of pollution is severe, use a slightly wet cloth to wipe it. (Do not use an abrasive surface or chemicals for cleaning.)

Cleaning of the Main Body

Coway Airmega Storm 2 AP-1523D 50

Use a dry and soft cloth to wipe it.

  • If the degree of pollution is severe, use a slightly wet cloth to wipe it. (Do not use an abrasive surface or chemicals for cleaning.)

Error Code

If an error code as shown below appears while using the product, check the cause of the error and operate according to the guide.

 

  • Fan Motor Operation
    This error will be displayed when there is no RPM signal detected for about 6 seconds while the air purifier is operating. A fan and a motor stop.Coway Airmega Storm 2 AP-1523D 59
    [Resolution Guide]
    Turn off the power, unplug the power cord, and plug it back in again for operation.
  • Fan Motor Rotation
    This error will be displayed if it operates for about 10 minutes at 100 RPM higher or lower than the set RPM. A fan and a motor stop.Coway Airmega Storm 2 AP-1523D 60[Resolution Guide]
    Turn off the power, unplug the power cord, and plug it back in again for operation.
  • Dust Sensor
    This error will be displayed if the dust sensor does not last for more than 10 seconds or if the fan of the dust sensor does not operate while using the product. A fan and a motor stop.Coway Airmega Storm 2 AP-1523D 61[Resolution Guide]
    Turn off the power, unplug the power cord, and plug it back in again for operation.
  • Front and Rear Motion of Direction Control
    This error will be displayed when the motion of the wind blade is abnormal during direction control. A fan and a motor stop.Coway Airmega Storm 2 AP-1523D 62[Resolution Guide]
    If you press any button in an error state, it tries the operation again after the error is cleared. Make sure there are no debris or bindings in the upper outlet before retrying.
  • Buttons
    This error will be displayed when a button on the control panel is continuously pressed for more than 30 seconds. A fan and a motor stop.Coway Airmega Storm 2 AP-1523D 63
    [Resolution Guide]
    Check that there are no objects or foreign substances near the control panel and remove them. If what the control panel detects is cleared, it will be automatically restored.
  • Filter Cover
    When the filter cover is not properly installed, it flashes at about 1-second intervals.Coway Airmega Storm 2 AP-1523D 64
    [Resolution Guide]
    Please check the filter cover and filter again, and mount it.

Pre-filter

Clean the Pre-filter every 2~4 weeks. (The cleaning cycle varies depending on the use environment.) Failure to clean the filter for a long time may result in poor product performance.

Coway Airmega Storm 2 AP-1523D 51

  1. Pull the center bottom part to open the front cover.Coway Airmega Storm 2 AP-1523D 52
  2. Detach the Pre-filter from the product.Coway Airmega Storm 2 AP-1523D 53
  3. Detach the Fine Dust filter from the Pre-filter.Coway Airmega Storm 2 AP-1523D 54
  4. Remove dust with a vacuum cleaner or water, depending on the degree of contamination.Coway Airmega Storm 2 AP-1523D 55
  5. When cleaning with water, dry completely in a well-ventilated shade.Coway Airmega Storm 2 AP-1523D 56
  6. Assemble a Pre-filter and a Fine Dust filter.Coway Airmega Storm 2 AP-1523D 57
  7. Assemble the Pre-filter into the product.Coway Airmega Storm 2 AP-1523D 58
  8. Close the front cover again.

[Precaution] If you dry it in direct sunlight or near a dryer, heater, or other heat-generating devices, the Pre-filter may be deformed, and the product may not function properly.

  • Always unplug the power cord before cleaning the filter.
  • The Pre-filter can be restored by removing dust or washing with water.
  • Failure to clean the Pre-filter for a long time may result in poor product performance.
  • Double HEPA filter, Deodorizing filter, and Fine Dust filter cannot be reused after washing.
  • Never wash these filters with water.

Troubleshooting

The air purifier may malfunction due to a lack of familiarity and minor causes. If the problem persists after checking the items below, please contact the service center.Coway Airmega Storm 2 AP-1523D 65Coway Airmega Storm 2 AP-1523D 66

Specification

Coway Airmega Storm 2 AP-1523D 67

  • Design and specification may change without any prior notice for the application of statutes, product improvement, and quality enhancement.

For more manuals by Coway, visit ManualsLibraryy

Coway Airmega Storm 2 AP-1523D-FAQs

Can I leave the Coway Airmega Storm 2 on all the time?

Yes, it is safe and recommended to run the air purifier continuously or at least 8–12 hours daily to maintain consistently clean indoor air.

Is it safe to sleep with the Coway Storm 2 turned on all night?

Absolutely. Running the purifier overnight can improve sleep quality by reducing dust, allergens, and airborne pollutants.

What are the main benefits of the Coway Airmega Storm 2?

The Storm 2 features a 4-stage filtration system that removes up to 99.999% of ultrafine dust and 99.9% of airborne viruses, bacteria, and mold.

What room size is the Coway Storm 2 suitable for?

It is designed to cover areas up to 50 m², making it ideal for bedrooms, living rooms, and medium-sized spaces.

Does the Coway Storm 2 use a True HEPA filter?

Yes, it uses a True HEPA filter, which effectively captures fine dust, allergens, and microscopic airborne particles.

Does the Coway Airmega Storm 2 consume a lot of electricity?

No. It is energy-efficient and typically uses 30–100 watts, depending on the fan speed, making it affordable to run daily.

How often should I clean the Coway Storm 2?

Clean the pre-filter every 2–4 weeks, wipe the exterior regularly, and clean the air quality sensor every 2 months.

Where should I not place the air purifier?

Avoid placing it near heat sources, in damp or humid areas, or directly against walls, as this can restrict airflow.

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