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OWNER'S MANUAL A I R C O N D I T I O N E R S GWH12AB-D3DNA1B/I MODEL: GWH12AB-D3DNA1B/O AIRLUX Thank you for selecting air conditioners. Please read this manual carefully before operation and keep it for further reference.
CONTENTS Operation and maintenance ■ Safety Precautions ............■ .............. Name of parts ■ ........5 Operation of Remote Controller ■ Emergency operation ............. ■ Clean and care ............... ■ Troubleshooting .............. 14 Installation service ■ Notices for installation ............■...
If the power cord or signal ediately and then contact with control wire of air conditioner AIRLUX authorized maintenance is damaged, please replace it by center. the professional with specified power cord.
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Safety Precautions ★ Select the most appropriate safety, be sure to turn ★ ★ Always ensure effective off the circuit beaker before temperature. earthing. performing any maintenance or cleaning or when the product is not used for an extended period of time. Keep room about ℃...
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Safety Precautions To change the airflow direction, adjust the vertical Do not cut off or damage the power cords or ★ ★ and horizontal air flow direction by using the control cords. If they are damaged, please remote controller. contact the dealer or qualified service personnel Vertical Louver Horizontal Louver...
Names of Parts Indoor unit Air in ⑴ ⑵ (6) ⑸ ⑷ ⑶ Air out ⑴ Receiver Board Front panel (9) Filter Guide louver Wall pipe ⑹ Bind tape Connection wire Outdoor unit Drainage pipe Remote control Air in (7) (8)...
Operation of Remote Controller ON/OFF Press it to start or stop operation. : Press it to decrease temperature setting. : Press it to increase temperature setting. Press it to set fan speed. MODE Press it to select operation mode (AUTO/COOL/DRY/FAN/HEAT). I FEEL Press it to set HEALTH function Press it to set AIR function.
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Operation of Remote Controller 19 20 21 22 MODE icon: LIGHT icon: If MODE button is pressed, is displayed by pressing the current operation mode icon LIGHT button. Press LIGHT button again to clear the display. (AUTO), ( COOL), (DRY), (FAN) or (HEAT LOCK icon:...
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Operation of Remote Controller 19 20 21 22 AIR icon: HEALTH icon: is displayed when pressing the is displayed when pressing the AIR button.Press this button again HEALTH button. Press this button again to clear the display. to clear the display. I FEEL icon: X-FAN icon: is displayed when pressing the...
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Operation of Remote Controller Remote Controller Description ON/OFF : Press this button to turn on the unit .Press this button again to turn off the unit. Press this button to decrease set temperature. Hold it down for above 2 seconds to rapidly decrease set temperature.
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Operation of Remote Controller TIMER ON : Press this button to initiate the auto-ON timer. To cancel the auto-timer program, simply press this button again. After pressing this button, disappears and "ON "blinks . 00:00 is displayed for ON time setting.
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Operation of Remote Controller SLEEP: Press this button to go into the SLEEP operation mode. Press it again to cancel this function. This function is available in COOL, HEAT (Only for models with heating function) or DRY mode to maintain the most comfortable temperature for you. LIGHT: Press LIGHT button to turn on the display's light and press this button again to turn off the display's light.
Emergency Operation Emergency Operation When the remote controller is lost or damaged, please use the manual switch on the main unit. In that case, the unit will operate in AUTO mode and the temperature setting or fan speed can not be changed. The manual switch can be operated as below: Manual switch Turn on the unit: Press AUTO/STOP button to...
Clean and care CAUTION Turn power off and pull out the power plug before cleaning air conditioner. Or it may ● ● cause electric shock. Never sprinkle water on the indoor unit and the outdoor unit for cleaning because it ●...
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Clean and care ① Take down the air filter At the slot of surface panel to open an angle, pull the air filter downward and take it out. Cleaning ② To clean the dust adhering to the filters, you can either use a vacuum cleaner, or wash them with warm water (the water with the neutral detergent should below 45 ℃).
Troubleshooting CAUTION The air conditioner is not expected to be serviced by users. Incorrect repair may cause electric shock or fire, so please contact an authorized service center for professional service. The following checks prior to contact may save your time and money. Phenomenon Troubleshooting The unit does not operate:...
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Troubleshooting Phenomenon Troubleshooting ● Is the power cut off? The unit can not be started up: ● Is the power plug loose? (If applicable ) ● Is the circuit protection device tripped off? ● Is voltage higher or lower? (Tested by professionals) Breaking off ●...
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Troubleshooting Phenomenon Troubleshooting Indoor unit can not blow air: In HEAT mode, when the temperature of indoor ● heat exchanger is very low, air flow is stopped in order to prevent cold air. (Within 2minutes) In HEAT mode, when the outdoor temperature ●...
Notices for Installation Caution The unit should be installed only by authorized service center according to local or government regulations and in compliance with this manual. Before installing, please contact with local authorized maintenance center. If the unit is not installed by the authorized service center, the malfunction may not be solved due to incovenient contact between the user and the service personnel.
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Notices for Installation Earthing Requirements 1. Air conditioner is type I electric appliance. Please ensure that the unit is reliably earthed. 2. The yellow-green wire in air conditioner is the earthing wire which can not be used for other purposes. Improper earthing may cause electric shock. 3.
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Notices for Installation Installation Site of Indoor Unit The air inlet and outlet should be away from the obstructions. Ensure the air can be blown through the whole room. Select a site where the condensate can be easily drained out, and where it is easily connected to outdoor unit.
Installation Drawing Installation dimension diagram Installation dimension diagram Space to the ceiling Above Space to the wall 15cm Above 15cm Above Space to the wall Above Above Space to the floor Air outlet side The dimensions of the space necessary for proper ●...
Installation of Indoor Unit Installation of Mounting Plate 1. Mounting plate should be installed horizontally. As the water tray's outlet for the indoor unit is two-way type, during installation, the indoor unit should slightly slant to water tray's outlet for smooth drainage of condensate.
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Installation of Indoor Unit Connecting Indoor and Outdoor Electric Wires 1.Open the front panel. 2.Remove the wiring cover as shown in Fig 6. 3.Make the power connection cord and signal control wire (only for heat pump unit ) pass through the hole at the back of indoor unit.
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Installation of Indoor Unit Installation of Indoor Unit External connection side piping The piping can be output from right, right rear, left electric wire ● Liquid side piping or left rear. When routing the piping and wiring from the left Tailing 2 Gas side piping or right side of indoor unit, cut off the tailings...
Installation of Outdoor Unit Electric Wiring Remove the handle on the right side plate of outdoor unit. Take off wire cord anchorage. Connect and fix power cord Handle and signal control wire (only for heat pump unit ) to the terminal board. Wiring should fit that of indoor unit. N(1) Fix the power cord and signal control wire blue black brown...
Check after Installation and Operation Test Check after Installation Items to be checked Possible malfunction Has the unit been fixed firmly? The unit may drop, shake or emit noise. It may cause insufficient cooling(heating) Have you done the refrigerant leakage test? It may cause condensation.
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