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10

Indoor Unit

Maintenance and Service

Maintenance and Service

Before performing any maintenance, turn off the main power to the system.
Never use any of the followings:

• 

Water hotter than 40°C.
Could cause deformation and/or discoloration.

• 

Volatile substances.
Could damage the surfaces of the air conditioner.

Air Filters

The air filters behind the front panel / grill should be checked and cleaned once in
every 2 weeks or more often if necessary. To remove the filters see the self
explanatory diagrams for each model type. Clean the filters with a vacuum cleaner
or warm soapy water. If dirt is not easily removed, wash with a solution of
detergent in luke warm water. Dry well in shade after washing and reinstall the
filters back in place.

Plasma Filters

The plasma filters behind the air filter should be checked and cleaned once in every 3
months or more often if necessary. To remove the filters see the self explanatory
diagrams for each model type. Clean the filters with a vacuum cleaner. If it is dirty
wash it with water and dry well in shade an install back in place.

Deodorizer Filters

Remove the deodorizer filters behind the air filter and expose them in direct
sunlight for 2 hours. 
And then insert these filters into original position.

Removal of Filters

Two different methods to open the front panel based on types of air conditioner as below ; 

Type 1: 

Open the front panel as shown.
Then pull the filter tab slightly forward to remove the air filter.
After removing the air filter remove the plasma and deodorizer filter by slightly pulling forward.

Plasma filter

Deodorizer
filter

Type 2: 

Pull the front panel from both sides as shown. 
Then pull the filter tab slightly forward to remove the filter. After removing the air filter remove
the plasma and triple deodorizer filter by slightly pulling forward.

Plasma filter

Deodorizer
filter

Don't touch this plasma filter within 10 seconds after opening the inlet grille, it may cause an electric shock.

Gasoline

Powder

Summary of Contents for ARNU24GS5A2

Page 1: ...UAL AIR CONDITIONER Please read this manual carefully before operating your set and retain it for future reference TYPE WALL MOUNTED P NO MFL42803005 ENGLISH ITALIANO ESPAÑOL FRANÇAIS DEUTSCH PORTUGUESE π DUTCH êìëëäàâ üáõä ...

Page 2: ...roubleshooting tips If you review our chart of Troubleshooting Tips first you may not need to call for service at all PRECAUTION Contact the authorized service technician for repair or maintenance of this unit Contact the installer for installation of this unit The air conditioner is not intended for use by young children or invalids without supervision Young children should be supervised to ensur...

Page 3: ...roduct There is risk of fire or electric shock Install the panel and the cover of control box securely There is risk of fire or electric shock Always install a dedicated circuit and breaker Improper wiring or installation may cause fire or electric shock Use the correctly rated breaker or fuse There is risk of fire or electric shock Do not modify or extend the power cable There is risk of fire or ...

Page 4: ...d Service Center There is risk of fire or electric shock Be cautious that water could not enter the product There is risk of fire electric shock or product damage Ventilate the product from time to time when operating it together with a stove etc There is risk of fire or electric shock Turn the main power off when cleaning or maintaining the product There is risk of electric shock Operation Do not...

Page 5: ...arts of the product when removing the air filter They are very sharp There is risk of personal injury Do not step on or put anyting on the product outdoor units There is risk of personal injury and failure of product Always insert the filter securely Clean the filter every two weeks or more often if necessary A dirty filter reduces the efficiency of the air conditioner and could cause product malf...

Page 6: ...recision devices food pets plants and art objects Such usage could damage the items 1 Do not touch the metal parts of the unit when removing the filter Injuries can occur when handling sharp metal edges 2 Do not use water to clean inside the air conditioner Exposure to water can destroy the insulation leading to possible electric shock 3 When cleaning the unit first make sure that the power and br...

Page 7: ...Lights up during sleep mode auto operation Plasma The function illustrates its dynamic mode by using a multiple lighting system Timer Lights up during timer operation or sleep mode auto operation Defrost mode Power Display Indicates the setting temperature and operation mode Cooling heating auto operation dehumidification mode Lights up during defrost mode or hot start operation Heat pump model on...

Page 8: ...erature button It will set not room temperature but outlet air temperature 3 Fan speed button Fan Speed have 3 Steps Middle and Low step is same 4 ON OFF button 5 Opration mode selection button 6 Wireless remote controller receiver Some products don t receive the wireless signals 7 Air flow button 8 Subfunction button 9 Function setting button 10 Ventilation button 11 Reservation 12 Up down left r...

Page 9: ...inosity 6 Smart clean button optional Used to start or stop smart clean 7 Clear all button Used to clear all timer 8 Room temperature setting button Used to select the room temperature 9 ON OFF button Used to turn off on the unit 10 Indoor fan speed selection button Used to select fan speed in four steps low medium high and chaos 11 Auto swing button Used to stop or start louver movement and set t...

Page 10: ...the filters see the self explanatory diagrams for each model type Clean the filters with a vacuum cleaner If it is dirty wash it with water and dry well in shade an install back in place Deodorizer Filters Remove the deodorizer filters behind the air filter and expose them in direct sunlight for 2 hours And then insert these filters into original position Removal of Filters Two different methods t...

Page 11: ...ll it in the indoor unit Refer to page 10 for cleaning it Check that the air inlet and outlet of the indoor outdoor unit are not blocked Check that the ground wire is connected correctly It may be connect to the indoor unit side Do not overcool the room This is not good for the health and wastes electricity Keep blinds or curtains closed Do not let direct sunshine enter the room when the air condi...

Page 12: ...rd Remote control display is faint or no display at all Is the air filter dirty See air filter cleaning instructions The room may have been very hot when the room air conditioner was first turned on Allow time for it to cool down Has the temperature been set incorrectly Are the indoor unit s air inlet or outlet vents obstructed For a noise that sounds like water flowing This is the sound of freon ...

Page 13: ......

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