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User Manual

CAC-D2020FW

CAC-D2020FW User Manual

Merits of Cuckoo Air Purifier

Air Purification

This product filters out fine dust that is airborne using an Ultra PM 2.5 filter mounted at the inlet of the product.

Toxic Gas purification

Removes harmful gas and odors that are airborne to make sure your home is safe.

Fan Speed Control

Set your preferred fan speed.

Set Timer

Set a custom timer for your air purifier. Perfect for automatic On/Off function.

4-Level Automatic Pollution Detector Sensor

The product detects the pollution status of the air indoors in real time through the Pollution Sensor. When Automatic Operation setting is selected, the product automatically controls the power output according to the surrounding pollution degree to make the indoor environment pleasant.

Air Quality Display

The product automatically detects the cleanliness of the indoor air through the Pollution Sensor and displays the cleanliness. Also, the light can be turned ON/OFF by using the Power-Saving function.

Warnings for Safe Use

Please comply with the 'Warnings for Safe Use' as they are provided to ensure safe and proper use of the device and prevent accidents and dangerous situations.

The 'Warnings for Safe Use' section is divided into 'Warning' and 'Caution' which are defined as follows.

Symbol Descriptions
Symbol TypeDescription
WarningPotentially dangerous situation that can cause serious injuries or death if not avoided.
CautionPotentially dangerous situation that can cause minor injuries if not avoided.
Triangle Exclamation IconThis symbol is to remind you to be cautious about a potentially dangerous situation under special circumstances.
Please read the details carefully and follow the instructions to avoid dangerous situations.
ProhibitedThis symbol is used to indicate actions that are prohibited.
InstructionsThis symbol is used to indicate 'Instruction' actions.

About Power Supply

Installation Guide

During Use

Name of Parts / Accessories

Name of Parts

Exploded front/back view of the air purifier — Air Outlet, Cleanliness Indicator, Control & Display Panel, Filter Cover Handle, Fine Dust Sensor, Gas Sensor, Air Purifying Filter, Filter Cover
  1. 1 Air Outlet
  2. 2 Cleanliness Indicator
  3. 3 Control & Display Panel
  4. 4 Filter Cover Handle
  5. 5 Fine Dust Sensor
  6. 6 Gas Sensor
  7. 7 Air Purifying Filter
  8. 8 Filter Cover

Accessories

  • User Manual

  • Functional Filter

※The picture may differ from the actual product.

Air Filters

  • Pre-Filter
  • Allergen Filter
  • True HEPA H14 Filter
  • Active Carbon Deodorization Filter
Air Filter Sections
SectionAir Filter
Level 1Pre-Filter
Level 2Allergen Filter
Level 3True HEPA H14 Filter
Level 4Active Carbon Deodorization Filter

Filter Functions

Pre-FilterRemoves large dust, hair, pet fur, etc.
Functional FilterAllergen FilterRemoves allergic substances from the air.
Ultra-Deo PM2.5 FilterTrue HEPA H14 FilterFilters mites, pollens, fine dust, and smoke.
Active Carbon Deodorization FilterActivated Carbon Deodorizing Filter removes odors, harmful gas, cigarettes, animal fur, NO2.

Details to Check Before Use

  1. Open the filter cover.
    • Open the filter cover from the upper left part of the unit.
    • ※ Do not forcefully remove from the bottom of the unit.
  2. Take out the filter and remove the vinyl wrapping.
    • After removing the packaging vinyl, Please insert in product.
    • Please make sure the filter is inserted properly with the upper part on top.
  3. Reassemble the Filter Cover onto the product.
    • Be careful not to get any of your body or foreign material stuck in the product when reassembling the cover.
    • Please be careful when reassembling the product, may cause injury or malfunction of the unit.
  4. Connecting the power
    • This product is exclusively for 120V. Please connect the product to the appropriate Power Outlet.
  5. Press the "On/Off" button to operate the unit. Also, Press the "Mode" button to set the desired option.
    • ※ Make sure the filter is assembled correctly before operating the product.
  6. Press the "On/Off" button to shut off the unit.
    • Once the unit is shut off, allow 10 seconds for the fan to completely shut off.
    • All the indicators on the Display Panel will be turned OFF.

Names/Functions of the Control/Display Panel

Control Panel

  • ON/OFF : To turn the unit on and off.
  • MODE : Select the desired mode.
    ※ Each time the button is pressed, the mode changes in the order of AUTO, ROOM CARE, FINE DUST, BABY, REPEAT and SLEEP.
  • Fan Speed : Adjust the fan speed in manual mode.
    ※ Each time the button is pressed, the speed setting changes in the order of BREEZE(Level 1), LOW(Level 2), MEDIUM(Level 3) and HIGH(Level 4).
  • TIME : Preset AUTO ON/OFF and set time for REPEAT.
  • AIR STERILIZATION : Turn on and off the Plasma Ionizer.
    ※ Press the button, and the STERILIZATION button will be turned ON, and the Plasma Ionizer will start working. If you press the button again, the button will be turned OFF, and the Plasma Ionizer will stop.
    ※ Press the button continuously for 3 seconds or longer to start the power saving mode, and press it for 3 seconds or longer to return to previous operation mode.
  • TURBO : Select the TURBO mode.
    ※ Press this button to turn on "Turbo Mode" To return to the previous mode, press the "Turbo Mode" button again.
  • MODE : Used to set the function mode.
    ※ Press the "Mode" button for 3 seconds or longer to enter "Setting Mode"
    ※ In the first setting mode, pick your language.
    ※ Continue to press "Mode" to scan through the options. Voice volume setting, filter replacement/cleaning, sensor sensitivity, screen light, energy eye, turbo operation time, auto mode max air volume setting.
  • BUTTON LOCK : Locks the buttons
    ※ To activate the "Button Lock" function hold down the "Time" button for 3 seconds or more. (The "time button" will flicker 3 times when activated.)
    ※ In the lock mode, press the button for three seconds to unlock the buttons. ("UL _" flickers three times on the display panel when the lock is released.)
    ※ When Button Lock is set, "🔒" indicates, and "Loc" flickers three times on the display panel when any button other than TIME is pressed.
  • Air Cleanliness Display - Displays current air quality
    ※ Each time the button is pressed during operation, the corresponding fine dust concentration is displayed for 5 seconds sequentially. (PM10→PM2.5→PM1.0→PM10...)
    ※ PM10: Fine dust (size of particles less than 10㎛) PM2.5: Ultra fine dust (particle size less than 2.5㎛) PM1.0: Super fine dust (particle size is less than 1㎛)
    ※ This indicator goes on when the button is pressed for three seconds or longer while the unit is in operation and goes off when the button is pressed for another three seconds.

Display Panel

  • AUTO : This indicates the product is in automatic air purification mode.
  • FINE DUST : This indicates the product is in fine dust air purification mode.
  • REPEAT : This indicates the product is in repeated air purification mode.
  • ROOM CARE : This indicates the product is in room care air purification mode.
  • BABY : This indicates the product is in air purification for baby mode.
  • SLEEP : This indicates the product is in air purification during sleep mode.
  • PM 1.0 / 2.5 / 10 – This indicates the corresponding fine dust concentration level.
  • ug/m3 – This indicates the fine dust concentration.
  • FILTER / CLEAN / CHANGE – This indicates filter needs to be replaced.
  • BUTTON LOCK(🔒) : This indicates when the Button Lock function is set.
  • AUTO ON(icon) : This indicates when the AUTO ON function is set.
  • AUTO OFF(icon) : This indicates when the AUTO OFF function is set.
  • POWER SAVE(icon) – This indicates Power Saving mode is activated.
  • ENERGE SAVE(icon) – This indicates Energy Saving mode is activated.
  • 888SEG / Min / LEVEL – This indicates operation status, time and step according to mode.
  • VOICE(icon) : This indicates the Voice function is on. (voice setting function)

Names/Functions of Display Panel & Cleanliness Indicator & Cleanliness Indicator

Display Panel

  • ON/OFF : This indicates operation of the product. It goes off when the product stops operating.
  • MODE : Each time this button is pressed, the mode changes in the order of AUTO, ROOM CARE, FINE DUST, BABY, REPEAT and SLEEP.
  • FAN SPEED : This indicates the manual operation function is on.
  • TIME : This indicator goes on when AUTO ON, AUTO OFF or REPEAT function is selected.
  • STERILIZATION : This indicator will appear when the Plasma Ionizer is activated.
  • TURBO : This indicates the product is in TURBO mode.
  • AIR CLEANLINESS : This indicates for five seconds when AIR CLEANLINESS is selected.

Cleanliness Indicator

• Cleanliness Indicator: This displays the cleanliness of the surrounding area with colors.

Air Cleanliness Indicator color levels
Pollution LevelLevel 1
(Clean)		Level 2Level 3Level 4Level 5Level 6
(Pollution)
Air cleanliness IndicatorBlueTealGreenYellowPurpleRed

Self Diagnostic Mode / Basic Operation

Self Diagnostic Mode

When the unit is not working properly, the display panel will show an alert. If there is an alert that will not disappear, please contact our customer service center.

Basic Operation

  1. Insert the plug into a wall outlet.
    • The product will enter waiting mode with a beeping sound.
  2. Press the ON/OFF button.
    • ON/OFF and AUTO icons are lit up on the Display Panel, and the fan starts operating. The 3-digit display shows the current fan speed.
    • ※ It runs in the previous operating mode. (Except TURBO)
    • ※ If the Filter Cover is not mounted, an error code will show on the 3-digit display.
  3. Press MODE to select the desired operating mode.
    • Each time the button is pressed, the mode changes in the order of AUTO, ROOMCARE, FINE DUST, BABY, REPEAT and SLEEP.
  4. Press FAN SPEED to select the desired fan speed.
    • Pressing FAN SPEED changes the operating mode to MANUAL. Each time the button is pressed, the speed setting changes in the order of BREEZE(Level 1), LOW(Level 2), MEDIUM(Level 3) and HIGH(Level 4).
  5. Press TIME to set the duration for the unit to go off.
    • You can set the OFF timer while it's running by pressing the TIME button.
    • ※ It flickers for three seconds and then stays on when the timer is set.
    • ※ You can set the timer from 1 to 12 hours in units of an hour.
    • ※ Preset the time to be "0H", and the AUTO OFF mode will be canceled.
  6. Press STERILIZATION to activate the Plasma Ionizer.
    • If you press the button, the ion generation operation of the Plasma Ionizer will start and the icon will be turned ON. To stop it, press the button while the Plasma Ionizer is in running.
    • ※ The Plasma Ionizer may make a crackling noise which is normal.
  7. Press TURBO to change the operating mode.
    • Select this mode to speed up the air purification for the maximum fan speed.
    • ※ TURBO indicator is turned on when this mode is selected.
    • ※ To return to the previous operating mode, press the button again.
  8. Press AIR CLEANLINESS to gauge the ultra-fine dust concentration.
    • Each time the button is pressed during operation, the corresponding fine dust concentration is displayed for 5 seconds sequentially.
    • (PM10→PM2.5→PM1.0→PM10 …)
    • ※PM10: Fine dust (size of particles less than 10㎛)
    • PM2.5: Ultra fine dust (particle size less than 2.5㎛)
    • PM1.0: Super fine dust (particle size is less than 1㎛)
  9. Press AIR CLEANLINESS button for three or longer seconds to select the cleanliness indicator.
    • Each time the button is pressed for three or longer seconds, the cleanliness indicator is turned on or off.
    • ※ The indicator turns on automatically when AUTO, ROOMCARE, FINE DUST, REPEAT or TURBO is selected.
  10. To stop the unit, press the ON/OFF button again.
    • All the lights of the Display Panel and the Front Display Panel will be turned OFF, and the product will enter waiting mode.

Operating Modes

AUTO

AUTO mode detects the air quality and will automatically adjust the necessary fan speed.

  • In the standby mode, press the ON/OFF button once. Initially, the unit will run in AUTO mode. If a different mode was selected it will maintain your selected operating mode.
  • It senses the air quality and adjusts the fan speed.
  • Shows current fan speed and cleanliness of air during the operation.
  • Press the AIR CLEANLINESS button for at least three seconds to activate or deactivate the cleanliness indicator.

Room Care Air Purification

Automatically adjusts to the surrounding environment.

  • In AUTO mode, press the MODE button once.
  • It will automatically control the fan speed using preset algorithm.
  • It shows the current fan speed and cleanliness of air during operation.
  • Press the AIR CLEANLINESS button for least three seconds to activate or deactivate the cleanliness indicator.

FINE DUST

Is a setting that automatically adjusts to eliminate fine dust.

  • In AUTO mode, press the MODE button twice.
  • It auto controls the fan speed using the preset algorithm.
  • It shows the current fan speed and cleanliness of air during operation.
  • Press the AIR CLEANLINESS button for at least three seconds to activate or deactivate the cleanliness indicator.

BABY

Is a setting for sterilizing the environment for infants at the lowest noise level.

  • In AUTO mode, press the MODE button three times.
  • It minimizes the air volume and operates the STERILIZATION function to help babies sleep well.
  • Initially, the display panel shows MODE indicator for five seconds, and then only BABY mode stays on.
  • The cleanliness indicator initially stays on for five seconds and then it will be turned off.

REPEAT

Once your timer is set, it will automatically repeat based on the selected time.

  • In AUTO mode, press the MODE button four times.
  • Press the TIME button to set up the repeating time. (The timer can be set from 1 to 12 hours in units of an hour.)
  • If no TIME button is present, it repeats running and stopping hourly.
  • If a mode was set previously, it runs on the previous set time.
  • It repeats running and stopping depending on the set time.
  • The operation is the same as in the AUTO mode.

SLEEP

Is a setting made for sleep, operating at a low sound level.

  • In AUTO mode, press the MODE button five times.
  • Minimizes air volume for a peaceful experience.
  • Initially, the display panel shows MODE indicator for five seconds, and then only SLEEP mode stays on.
  • The cleanliness indicator initially stays on for five seconds and then it will be turned off.
  • To activate the cleanliness indicator, press the AIR CLEANLINESS button for three seconds or longer. It stays on until the power plug is pulled out.

ENERGY SAVE

Detects indoor lighting and adjusts accordingly

  • When the Energy Eye Night Sensor senses darkness during operation, all indicators including the cleanliness indicator are turned off, and the Power Saving option is turned on.
  • Power saving is activated when light is detected. Manual activation is also available.
    ※ for how to set the Energy Eye function.

MANUAL

Mode that operates by selecting the desired fan strength

  • Press the FAN SPEED.
  • Select FAN SPEED from Low, Medium, or High.
  • The cleanliness indicator will remain on for five seconds and then it will shut off.
  • To turn on the cleanliness indicator, press the AIR CLEANLINESS button for three seconds or longer.

TURBO

Quickly remove dust with maximum performance

  • Press the TURBO button to activate.
  • The fan will speed up to the maximum speed to purify the air.
  • It shows the current fan speed and cleanliness of air during operation.
  • Press the AIR CLEANLINESS button for at least three seconds to activate or deactivate the cleanliness indicator.
  • The running time for TURBO mode can be changed in the settings.

POWER SAVING

Mode that efficiently manages energy when air is kept clean for a certain period

  • Press the air sterilization button continuously for more than 3 seconds during operation.
  • FAN operation is controlled according to cleanliness and ambient brightness by operating with minimum energy consumption.
  • If the indoor air is kept clean for a certain period of time, "⊙" will light up and manage energy efficiently.
  • The air cleanliness indicator can be selected and released by pressing the air cleanliness indicator button for 3 seconds or longer.

Operation Status by Modes

AIR CLEANLINESS

• See the status of the air quality by pressing AIR CLEANILESS button during operation.

Air Cleanliness Indicator Levels
Pollution LevelLevel 1
(Clean)		Level 2Level 3Level 4Level 5Level 6
(Pollution)
Air cleanliness IndicatorBlueTealGreenYellowPurpleRed

STERILIZATION

• Press the STERILIZATION button to activate Plasma Ionizer and the STERILIZATION icon will be displayed on the panel panel. To turn it off, press the button again.

AUTO OFF

  • Press the TIME button to set the Auto Off option.
  • Each time the TIME button is pressed, time increases by an hour up to 12 hours.
  • Automatically stops running after the set time.

Operation Status

AUTO ON

  • In standby mode, press the TIME button to set the AUTO ON option.
  • Each time the TIME button is pressed, set time increases by an hour for up to 12 hours.
  • Automatically starts running after the set time. (Initially, it runs in the AUTO mode. If a different mode was set previously, it runs in the last set mode.)

BUTTON LOCK

  • Press the TIME button for three seconds or longer to set this option.
  • To unlock the buttons, press the TIME button again for three seconds or longer.

Filter Replacement / Filter Clean Alert

  • Alert for filter replacement or filter cleaning will appear. Once the filters are replaced, reset the alarm for filter replacement.
  • There are three ways to replace filter.
    • Opening and closing the filter cover with the power connected to the unit initializes the filter replacement / cleaning notification.
    • Press the Turbo operation button continuously for more than 3 seconds in standby mode (all function indicator lamps are turned off) The filter replacement / cleaning notification is reset.
    • Removing the product from the power outlet will reset the filter replacement cleaning notification.
  • The filter replacement and cleaning cycle may vary depending on the surrounding environment.

Other Settings

How to Choose LANGUAGE

  1. Insert the plug to a wall outlet and in the standby mode with all indicators off, press the MODE button for three seconds or longer.(If the purifier is running, press the ON/OFF button to stop it.)
  2. "En" is displayed on the control panel as shown in the picture below.
  3. Press the FAN SPEED button to select En for English, ES for Spanish, kr for Korean or cn for Chinese.
  4. Press the ON/OFF button to save the setting.
    • ※ The setting is canceled if the TIME button is pressed or the power is off.
    • ※ The setting is automatically canceled if left idle for 20 seconds or longer.

How to Adjust Voice Volume

  1. Begin in Standby Mode.
  2. Press the MODE button for three seconds or longer to enter the language settings and then presss the MODE button once again.
  3. "3" is displayed on the control panel as shown in the picture below.
  4. Adjust the volume by pressing the FAN SPEED button.
    • (OFF setting: Silent / Level 0: BEEP output without voice / Level 1: Small voice / Level 5: Large voice)
  5. Press the ON/OFF button to save the setting.
    • ※ The setting is automatically canceled if it's left idle for 20 seconds or longer.

How to Set Filter Replacement Alarm

The following instructions show how to set and cancel the alarm for filter replacement.

  1. Begin in Standby Mode.
  2. Press the MODE button for three seconds or longer to enter the language settings and then press the MODE button again.
  3. "On" and "Replace the Filters" are displayed on the control panel as shown in the picture below.
  4. Press the FAN SPEED button to activate or deactivate this option.
    • ※ It will not emit sound for filter replacement when it is deactivated.
  5. Press the ON/OFF button to save the setting.
    • ※ The setting is automatically canceled if it's left idle for 20 seconds or longer.

How to Set Sensor Sensitivity

Sensor sensitivity can be set to Low, Medium or High. The default level is set to Medium.

  1. Begin in Standby Mode.
  2. Press the MODE button for three seconds or longer to enter the language settings and then press the MODE button three times.
  3. "2" is displayed on the control panel as shown in the picture below.
  4. Press the FAN SPEED button to set the level to 1, 2 or 3.
    • ※ Level 1 : sets the Sensor sensitivity to Low. ※ Level 2 : sets the Sensor sensitivity to Medium.
    • ※ Level 3 : sets the Sensor sensitivity to High. ※ The fine dust is detected well as you set the higher level.
  5. Press the ON/OFF button to save the setting.
    • ※ The setting is automatically canceled if it's left idle for 20 seconds or longer.

How to Set Screen Saver

This function allows you to save energy by adjusting brightness of the screen.

  1. Begin is Standby Mode.
  2. Press the MODE button for three seconds or longer to enter the language settings and then press the MODE button four times.
  3. "On" is displayed on the control panel as shown in the picture below. Press the FAN SPEED button to set this option on or off.
    • ※ The light will stay illuminated even if it is turned off.
  4. Press the ON/OFF button to save the setting.
    • ※ The setting is automatically canceled if it's left idle for 20 seconds or longer.

How to Set Energy Eye Function

The following instructions show how to set the darkness sensing range for power saving.

  1. Begin with Standby Mode.
  2. Press the MODE button for three seconds or longer to enter the language settings and then press the MODE button five times.
  3. "2" is displayed on the control panel as shown in the picture below.
  4. Adjust the level from OFF to 3 by pressing the FAN SPEED button.
    • ※ The higher the setting, the better the entry into the power saving mode.
    • (OFF: Set this level when you do not wish to use this function)
  5. Press the ON/OFF button to save the setting.
    • ※ The setting is automatically canceled if it's left idle for 20 seconds or longer.

How to set the time for TURBO Mode

This is the setting method for the turbo operation time. It can be set to run continuously for 1 hour, 2 hours, 3 hours, 4 hours, 5 hours and non-stop.

  1. Begin at Standby Mode.
  2. Press the MODE button for three seconds or longer to enter the language settings and then press the MODE button six times.
  3. "Co" is displayed on the control panel as shown in the picture below.
  4. Press the FAN SPEED button to set the time to 1 hour, 2 hours, 3 hours, 4 hours, 5 hours and non-stop ("CO").
    • (When set to 1 hour, it returns to the previous mode after 1 hour of turbo operation.)
  5. Press the ON/OFF button to save the setting.
    • ※ The setting is automatically canceled if it's left idle for 20 seconds or longer.

How to Maximize wind strength in Auto mode

Setting the maximum wind strength in auto, room care, and repeat mode. It can be set OFF (up to level3) and ON (up to level 4).

  1. Begin on Standby Mode.
  2. Press the MODE button for three seconds or longer to enter the language settings and then press the MODE button seven times.
  3. "OF" is displayed on the control panel as shown in the picture below.
  4. Press the Fan Speed button to set the auto mode maximum wind strength (OF / On).
    • (When set to On, it operates up to level 4 in automatic, room care, and repeated operation mode.)
  5. Press the ON/OFF button to save the setting.
    • (The setting is automatically canceled if it's left idle for 20 seconds or longer.)

Cleaning and Maintenance Guide

How to Clean the Fine Dust Sensor (Clean once every one to two months)

  1. Open the filter cover.
    • Open the front of the filter cover and loosen the screws on the rear of the filter cover.
  2. Open the fine dust sensor cover.
    • Before using, clean them with a soft brush or vacuum cleaner.
  3. Carefully wipe the sensor lens with a cotton swab.
    • Before using, clean them with a soft brush or vacuum cleaner.
    • ※ If not cleaned regularly, unit may not perform at it's optimal level.
    • ※ Cleaning cycle varies depending on the environment, it requires more frequent cleaning if used in a dusty area.

How to Clean the Main Body (Clean once every two to four weeks.)

  1. Use a slightly damp cloth and thoroughly wipe the unit.
  2. Use a cotton swab when cleaning the dust off the exterior grooves.
    • ※ Do not use an alkaline detergent when cleaning the control & display panel.
    • ※ Do not use a sulfuric acid, hydrochloric acid or organic solvent including thinner and kerosene for cleaning the surface of the product. Do not attach any sticker on the surface. It may cause damage to the surface.

How to Clean the Air Outlet (Clean once every two to four weeks.)

  1. Turn the grill on top of the product as shown.
  2. Hold your finger on the grill and pull it out as shown.
  3. Clean the grill with a soft brush or a cleaner.
  4. Use a soft brush or vacuum cleaner to clean the dust off the air vent.

How to Clean the Pre-Filter (Clean once every two to four weeks.)

  • The Pre-Filter can be reused after the dust is removed or washed in water.
  • The Harmful Gas Easy Filter, Deodorization Filter, and Ultra PM 2.5 Filter cannot be reused even after cleaning.
  • If the cleaning LED lights up, clean the pre-filter.
  • The filter cleaning cycle may vary depending on the surrounding environment.
  1. Open the filter cover.
    • Open the Filter Cover by pulling the upper part of each side of the Filter Cover.
    • ※ Gently remove the cover by starting at the top of the cover.
  2. Remove the dust attached to the filter cover surface lightly with soft, dry cloth or soft brush.
  3. Remove the Ultra-Deo PM 2.5 Filter from the product and remove the dust on the surface using a vacuum cleaner.
  4. Clean the pre-filter attached to the Ultra-Deo PM 2.5 Filter by removing the dust or remove the pre-filter and wash with lukewarm water.
    • Wash the removed filter in water and dry it out away from sunlight.
    • ※ If wet, it may cause a malfunction or odor.
  1. Attach the pre-filter to the Ultra-Deo Pm 2.5 Filter. After attaching to the product, reinstall the filter cover.

How To Replace the Filters

Video Tutorial

Watch: How to replace the filters on YouTube (opens in new tab)
  • If the Filter replacement LED lights up, please replace the filter.
  • Always unplug the power cord before replacing a filter.
  • If the filter is used over the cleaning or replacement cycle, it may degrade the performance or emit odor.
  • Please use genuine CUCKOO filters only.
  • A torn or wet Air Purifying Filter must be replaced with a new one. Contact our Customer Service Center to purchase filters.

Filter Cleaning and Replacement Cycle

FilterCleaning / ReplacementNote
Pre-FilterOnce / 2–4 weeksCleaning & Washing
Functional FilterAllergen FilterOnce / 4 monthsReplacement
Ultra-Deo PM 2.5 FilterOnce / 12 monthsReplacement

How to Replace the Air Purifying Filter

Check the upper part of the Filter before replacing it.

Please check before asking for Support.

▼ If you do not comply with this user manual, the device may not work properly. Please read the following measures accordingly if there is a problem with the product. If there is still a problem, please contact our Customer Service Center.

Troubleshooting guide
ProblemChecklistRecommendation
The product won't work even if I press the Power button.• Is the power cord plugged into the power outlet?• Put the Power Plug in a Power Outlet of 120V, 60Hz.
• Is there a black out?• Use the product after electricity is supplied.
• Is the product properly assembled?• Assemble the product properly.
• Have you pressed the ON/OFF button?• Press the ON/OFF button.
The volume won't change.• Is the product in the MANUAL mode?• Choose your preferred mode.
• Is the product in the SLEEP or BABY mode?• In Sleep or Baby mode, the air volume is fixated to be the minimum air volume.
The air does not seem to be purified.• Is the indoor air overly polluted?• Ventilate the room and then use the product.
• Is the room too large?• Use the product in an area not exceeding its coverage limit. (Avoid placing the device where it is well ventilated like a near door or window.)
• Is there any obstacle around the product?• Remove any objects surrounding the unit.
• Is the product installed where wind cannot move freely?• Install the product elsewhere.
• Has the time for filter cleaning and replacement passed?• Check the Filter cleaning and replacement cycle and clean or replace the Filters.
There is an odor coming from the air vent.• Did the odor get released in the initial use of the product not long after purchase?• The odor is an activated carbon. The odor will disappear in one to two weeks after the product starts operation. It is a smell of an activated carbon (charcoal) which is harmless to the human body.
• Do you use the product in a place with a lot of smoke or smell?• The performance of the unit may decrease if there is excessive smoke. Please air out the room before using the product.
• Has the time for filter cleaning and replacement passed?• Check the Filter cleaning and replacement cycle and clean or replace the filters.
A noise comes out of the device.• Is it a clinking sound?• In STERILIZATION mode, a clicking sound may be made due to the generation of ion.
The color of the air purification status display is always the same.• Is there dust on the Lens of the Dust Sensor?• Clean the lens of the dust sensor.
• Does the dust pollution status continue on low or high?• Set the sensor sensitivity to Level 1 (Low) or Level 3 (High).
When other functional defects occur• Diagnose the problem, unplug the power cord and contact our Customer Service Center.

Product Specifications

CategoryAir Purifier
Model nameCAC-D2020FW
Rated Voltage and Current120V, 60Hz
Rated Power Consumption65W(1.3A)
Insulation RatingType 2 device
Dust Collecting MethodMechanical dust collecting method
Safety DevicePower will be deactivated when the door is being opened or closed.
Place for UseFor indoors
Effective Reach Area711sqft(66m²)
Product Size15.6" x 15.6" x 29.7"
Product Weight24.25lb

※The information (exterior, design, and specifications) provided in this User Manual is subject to change.

※This appliance is intended for home use (Class B) and is suitable for home use. It can be used in all areas.

Inquiry about Malfunction

Product parts may wear out due to heat, moisture, dust over time, which in turn may cause malfunction of the product.

We provide satisfying consultation and services concerning your complaints, suggestions, and recommendations upon receiving your troubled product model name, status, and contact information.

  • After reading this manual, keep it in a place easily accessible to the user for future reference.
  • This manual includes the warranty.
  • Caution : Please read this manual carefully to ensure safety and a longer product lifespan.
Document Number
10383-0005J0 Rev.1
© CUCKOO · CAC-D2020FW · English User Manual

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