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Solving Common Problems

E-

26

Explanation/Solution

Check for a power failure.

Check that the power plug is plugged in tightly. 

Check that the power outlet is not of a poor quality.  

Check that the Filter Box is closed properly. 

Problem

The air cleaner does not 
operate.

Before contacting the after-sales service, perform the following simple checks. 
This may prevent you from making an unnecessary call and wasting your time and money. 

Check whether the Filter Box was opened during operation. 
Press the Power button if you wish to restart the air cleaner.  

The air cleaner stops its 
operation abruptly

Check the remote control battery and replace it if it has expired.

Check that there are no obstacles between the remote control and
the control panel of the air cleaner. 

Make sure that there are no strong sources of lighting near the air
cleaner. The strong light of three way fluorescent lamps or neon
signs can obstruct the transmission of data from the remote control
to the control panel.

The air cleaner cannot be 
operated with the remote 
control.

Make sure that the air cleaner is used in places that have 
a high level of odor permeating contaminants in the air. 
The air cleaner cannot fully function in an environment where the
level of contamination is too high.

Check whether the source of the unpleasant odor is the unclean 
filters in the Filter Box.

Unpleasant odors can be
detected coming from the air
cleaner.

Check whether the air cleaner is operating in the Sleep Mode. 
In the Sleep Mode, the display automatically diminishes its 
brightness to ensure a comfortable sleeping setting. 

Check that the brightness of the display has been adjusted. 
If so, press the Dimmer button and increase the brightness of the
display.

The Display Brightness is too
dim. 

Check whether the lens of the Dust Sensor is unclean. 

Check whether the filters in the Wash and Replace Filter Section
have been cleaned and replaced regularly.  

Check that there are no additional contaminants entering the room
through open windows and doors. 

The air in the room still feels
unclean. 

Make sure that you have pressed the Filter Reset button after you
have cleaned the Washable Filters or finished replacing the
Replacement Filters.

The Wash and Replace Indicators
stay on.

Close the air flow blade by using the Power button on the control
panel or the remote control. Do not close the air flow blade with
your hands.

The air flow blade does not close. 

Check that the air cleaner is in the Auto or Sleep Mode. 
- In the Auto or Sleep Mode, the air cleaner automatically does not

move the air flow blade. 

Make sure that you have pressed the Air Swing button.   
- Please press the Air Swing button on the remote control to move the

air flow blade.

The air flow blade does not
move. 

Summary of Contents for AC401B

Page 1: ...Air Cleaner E DB98 13331A 1 OWNER S INSTRUCTIONS AC401B AC401BR AC401BG ...

Page 2: ...ake sure that there are no obstacles near the air inlet and outlet of the product If a strange noise burning smell or smoke come from the product immediately disconnect the power supply and consult an authorized service personnel Do not use this product for other purposes Do not spill any kind of liquids into the product Do not place containers containing liquid substances on top of the product Do...

Page 3: ...Mode 11 Selecting the Sleep Mode 12 Selecting the Odor Mode 13 OTHER FUNCTIONS Generating Anions 14 Adjusting the Clean Level Fan Speed 15 U U U US S S SI I I IN N N NG G G G T T T TH H H HE E E E R R R RE E E EM M M MO O O OT T T TE E E E C C C CO O O ON N N NT T T TR R R RO O O OL L L L OPERATING THE AIR CLEANER WITH A REMOTE CONTROL Adjusting the Air Flow Direction 17 Adjusting the Display Brig...

Page 4: ...filter Ionizer Electrostatic filter Nano silver formula HEPA filter VOCs filter TiO2 photocatalyst filter Anion generator Anti bacterial fan Metal filter Washable Filter Section Fixed Filter Section Replacement Filter Section UV Lamp 11 Step Cleaning System Main Unit The Metal filter is coated with the Nano silver particles N N N No o o ot t t te e e e ...

Page 5: ...ies the various contaminants in the indoor air as Odor Mote and Dust and up to 8 levels can be displayed Green indicates that the indoor air is clean Red means that the indoor air is contaminated During the first two minutes after the air cleaner is turned on the contamination level will move up and down because the sensor will be in the process of analyzing the contamination level of the indoor a...

Page 6: ...Remote Control Buttons E 6 Power Button Air Flow Blade Swing Button Dimmer Button Clean Level Selection Button Operating Mode Selection Button Anion Button ...

Page 7: ... take full advantage of the product s features The booklet is organized as follows The following figures are shown from page 4 to 6 View of the Unit Remote control buttons They will help you find the buttons and understand the symbols that are displayed In the manual you will find a series of step by step procedures for each function available Three types of symbols are used to help you understand...

Page 8: ... air cleaner The remote control does not work properly N N N No o o ot t t te e e e E 8 Push the section marked with the dotted lines towards the direction of the arrow and then pull out the battery case in the direction of the arrow Insert the battery Lithium Ion after confirming polarities of the battery side on the battery with the side on the remote control side on the battery with the side on...

Page 9: ...tes how to operate your air cleaner with the buttons on the control panel U U U US S S SI I I IN N N NG G G G T T T TH H H HE E E E C C C CO O O ON N N NT T T TR R R RO O O OL L L L P P P PA A A AN N N NE E E EL L L L E 9 ...

Page 10: ...displayed on the display select the Auto mode by pressing the button until it is displayed on the display of the air cleaner Result The air cleaner beeps The air cleaner operates in the Auto mode 2 To control the direction of the air flow refer to page 17 To adjust the clean level refer to page 15 To adjust the generating anions refer to page 14 3 If necessary press the Power button Result The Pow...

Page 11: ...ly 1 If the is not displayed on the display select the Pollen mode by pressing the button until it is displayed on the display Result The air cleaner beeps The air cleaner operates in the Pollen mode 2 To control the direction of the air flow refer to page 17 To adjust the clean level refer to page 15 To adjust the generating anions refer to page 14 3 If necessary press the Power button Result The...

Page 12: ...trol the direction of the air flow refer to page 17 To adjust the clean level refer to page 15 To adjust the generating anions refer to page 14 3 If necessary press the Power button Result The Power indicator on the display comes on The air cleaner runs in the Auto Mode The air cleaner makes a ringing sound You can change modes at any time N N N No o o ot t t te e e e E 12 The brightness of the di...

Page 13: ...l the direction of the air flow refer to page 17 To adjust the clean level refer to page 15 To adjust the generating anions refer to page 14 3 If necessary press the Power button Result The Power indicator on the display comes on The air cleaner runs in the Auto Mode The air cleaner makes a ringing sound You can change modes at any time N N N No o o ot t t te e e e E 13 VOCs Volatile Organic Compo...

Page 14: ...ss the Power button Result The Power indicator on the display comes on The air cleaner runs in the Auto Mode The air cleaner makes a ringing sound If you wish to turn off the Anion Generation function press the button again Result The Anion Indicator disappears on the display The air cleaner stops generating anions into the indoor air 3 Anions are ultra fine particles charged negatively in the air...

Page 15: ...es in the clean level that was selected 2 If necessary press the Power button Result The Power indicator on the display comes on The air cleaner runs in the Auto Mode The air cleaner makes a ringing sound If you wish the air cleaner to automatically adjust the clean level for you press the button until the Auto mode is selected Result The clean level that was selected is canceled The air cleaner o...

Page 16: ...dicates how to operate your air cleaner with a remote control U U U US S S SI I I IN N N NG G G G T T T TH H H HE E E E R R R RE E E EM M M MO O O OT T T TE E E E C C C CO O O ON N N NT T T TR R R RO O O OL L L L E 16 ...

Page 17: ... button on the remote control Result The blade automatically begins to swing The air cleaner beeps 2 If necessary press the Power button Result The Power indicator on the display comes on The air cleaner runs in the Auto Mode The air cleaner makes a ringing sound To stop the blade from swinging press the button again To fix the blade in certain position press the button again when the blade is in ...

Page 18: ...ress the Power button Result The Power indicator on the display comes on The air cleaner runs in the Auto Mode The air cleaner makes a ringing sound By simply pressing the Dimmer button you can check the level of contamination in the room with your eye This can be done even though the air cleaner is not in operation N N N No o o ot t t te e e e E 18 The indicator is always lighted brightly IMPORTA...

Page 19: ...akes a ringing sound If you wish the air cleaner to automatically adjust the clean level for you press the button on the remote control until the Auto mode is selected Result The clean level that was selected is canceled The air cleaner operates in the Auto mode The air cleaner automatically chooses the appropriate clean level according to the levels of contamination in the indoor air 3 HH Turbo H...

Page 20: ... The air cleaner beeps The air cleaner operates in the desired operating mode 2 If necessary press the Power button Result The Power indicator on the display comes on The air cleaner runs in the Auto Mode The air cleaner makes a ringing sound You can change modes at any time N N N No o o ot t t te e e e E 20 You can select the operating mode with a remote control among the Auto Pollen Sleep and Od...

Page 21: ...e display comes on The air cleaner runs in the Auto Mode The air cleaner makes a ringing sound If you wish to turn off the Anion Generation function press the button again Result The Anion Indicator disappears on the display The air cleaner stops generating anions into the indoor air 3 E 21 The Anion Generator generates anions which are beneficial to the human body Use this function if you want to...

Page 22: ...eaned more often in environments that include large amounts of dust in the air Replace indicator If the light on Replace indicator comes on the replacement filters must be replaced If the replacement filters are not replaced the product s air filtering function may decrease Closing the air flow blade If you want to close the air flow blade use the Power button on the control panel or the remote co...

Page 23: ...p and then separate it from the unit N N N No o o ot t t te e e e If the lens of the Dust Sensor is cleaned with a sharp or rough object the lens is damaged so the Dust Sensor may not work properly N N N No o o ot t t te e e e You must clean the lens of the Dust Sensor every six months However this may vary according to the time and place that the air cleaner was operated So the air cleaner must b...

Page 24: ...s 0 5 microns It also has the function of sterilizing virus or bacteria in the air in your room You must clean the Washable Filters every 3 months or whenever the Wash Indicator comes on The cleaning frequency of the Washable Filters may vary according to the time and place that the air cleaner is operated 1 Open the Filter Box and pull out the Washable Filter Section towards the direction of the ...

Page 25: ... air in your room that are as small as 0 3 microns 1 Open the Filter Box and pull out the Replacement Filter Section towards the direction of the arrow 2 Detach the HEPA Filter from the Replacement Filter Section You only need to replace the Replacement Filter once in five years or when the Replace Indicator lights up However the replacing frequency of the Replacement Filter may vary according to ...

Page 26: ...eck whether the source of the unpleasant odor is the unclean filters in the Filter Box Unpleasant odors can be detected coming from the air cleaner Check whether the air cleaner is operating in the Sleep Mode In the Sleep Mode the display automatically diminishes its brightness to ensure a comfortable sleeping setting Check that the brightness of the display has been adjusted If so press the Dimme...

Page 27: ...Technical Specifications E 27 Model AC401B AC401BR AC401BG 220 240V 50 60Hz Power Supply ...

Page 28: ...ELECTRONICS Printed in Korea THIS AIR CLEANER IS MANUFACTURED BY ...

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