Ceiling Concealed Duct Conditioner Owner’s Manual CONTENTS FOR YOUR RECORDS Write the model and serial numbers here: Safety Precautions....3 Model # Product Introduction....7 Serial # Operating Instructions..10 You can find them on a label on the side of each unit. Dealer's Name Maintenance and Service ..29 Date Purchased...
Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. I Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. WARNING This symbol indicates the possibility of death or serious injury.
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Safety Precautions For installation, always contact the Do not install the product on a Be sure the installation area dealer or an Authorized Service Center. defective installation stand. does not deteriorate with age. • It may cause injury, accident, or •...
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Safety Precautions When the product is not be used for a long Take care to ensure that nobody could step time, disconnect the power supply plug or on or fall onto the outdoor unit. turn off the breaker. • There is risk of product damage or failure, or •...
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Safety Precautions Do not step on or put Always insert the filter securely. Do not insert hands or other anyting on the product. Clean the filter every two weeks objects through the air inlet or (outdoor units) or more often if necessary. outlet while the product is operated.
Product Introduction Product Introduction Name and function of parts 1: Indoor unit 2: Outdoor unit Air intake vents 3: Remote controller 4: Inlet air 5: Discharge air 6: Refrigerant piping, connection electric wire Air outlet Remote vents Controller 7: Drain pipe 8: Ground wire wire to ground outdoor unit to prevent electrical shocks.
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Product Introduction Name and Function of Remote Controller OPERATION INDICATION SCREEN SET TEMPERATURE Button WIRELESS REMOTE CONTROLLER RECEIVER • Some products don't receive the wireless signals. VENTILATION Button OPERATION MODE SELECTION Button SUBFUNCTION Button FUNCTION SETTING Button EXIT Button ON/ OFF Button ROOM TEMPERATURE Button FAN SPEED Button AIR FLOW Button...
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Product Introduction Optional Function • WIRELESS REMOTE CONTROLLER This air-conditioner is equipped with wired remote controller basically. But if you want to have the wireless remote controller, you pay for it. 1. Start/Stop Button Signal transmitter Operation starts when this button is pressed. 2.
Operating Instructions Operating Instructions Cooling Mode - Standard Operation Press button to turn on the indoor. Press button to select Cooling operation mode. Adjust the desired temperature by pressing buttons. Press button to check the Room temperature. When setting the desired temperature higher than room temperature, only ventilation wind is blow out instead of...
Operating Instructions Cooling Mode - Power Cooling It makes the room cool using pleasant and fresh air quickly Press button to turn on the indoor. Press button to select Cooling operation mode. Press button continuously until "Po" displayed. What is power cooling? •...
Operating Instructions Dehumidification Mode Press button to turn on the indoor. Press button to select Dehumidification mode. The temperature setting can not be adjusted during operation this mode. Press the button to select airflow rate SLO ¡ LO ’ MED ¡ HI ¡...
Operating Instructions Auto Operation Mode Press button to turn on the indoor. Press button to select Auto Operation Mode. Incase of operating under only cooling mode, set '0' as standard level, we can adjust the temperature from step -2 to step 2. During operating Auto Operation mode: •...
Operating Instructions Fan Mode Press button to turn on the indoor. Press button. Press the button to select airflow rate SLO ¡ LO ’ MED ¡ HI ¡ (NONE) ¡ (The lists depends on products function) ❊ When operating in wind mode, the outdoor compressor doesn't work. ❊...
Operating Instructions Temperature setting/ room temperature check We can simply adjust the desired temperature. • Press the buttons to adjust the desired temperature. : Increase 1˚C or 2˚F per one time pressing : Decrease 1˚C or 2˚F per one time pressing Room temp: Indicate the current room temperature.
Operating Instructions Sub function : Fan Auto Repeat pressing button until the icon flash. Operate or cancel Fan Auto function by pressing button. icon appears/disappears display part up to selection. ) After setting, press button to exit. Details: In case of such model that has no Fan Auto sub function, it doesn't appear when pressing button.
Operating Instructions Function setting : Child Lock This function is to prevent children or other people from using indoor. • Press button. • Repeat pressing button until icon flash. • When the button flashing, press button to set this function. •...
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Operating Instructions Function setting : Zone Control(Optional) To turn on/off the zones by used of it Press button. Repeat pressing button until icon flash. Ex) Turn on the zone1and zone3. Press button to select the zone that which one you want to turn on/off. Press button to turn on/off zone.
Operating Instructions Changing Current Time Keep pressing button for 4 secs to enter Setting current time mode. Ex) Changing Current Time as 'Monday / AM 10:20'. Press key to adjust the current day. Press key to move to AM/ PM setting mode (the 'AM/ PM segment will flash).
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Operating Instructions Press button to move to 'Minute' setting mode. (the 'Minute' segment will flash) Setting Minute value by pressing button. Press button to finish. In the process, press button to release and exit from setting mode. (In case of exit with incomplete information, it will return to the previous setting ) 20 Ceiling Concealed Duct Air Conditioner...
Operating Instructions Programming : Setting Simple Reservation In case of there is not any reservation setup on system, it is possible to make a SIMPLE reservation on indoor unit. Press button to enter the Programming mode. (the segment flashing) Ex) Setting Simple Reservation time as '3'.
Operating Instructions Programming : Setting Sleep Reservation This function is able to turn off Air conditioner when sleeping or after some hours. Press button to enter the Programming mode. Ex) Setting Sleep Reservation time as '3'. Repeat pressing button to enter the SLEEP reservation setting mode.
Operating Instructions Programming : Setting ON Reservation This function is able to turn air conditioner ON after a setting time. Press button. Ex) Setting ON Reservation Time as 'AM 10:20'. Repeat pressing button to enter the ON reservation setting mode. segment flashing) Press button to adjust AM/ PM...
Operating Instructions Programming : Setting OFF Reservation This function is able to turn air conditioner OFF after a setting time. Press button. Ex) Setting OFF Reservation Time as 'AM 10:20'. Repeat pressing button to enter the OFF reservation setting mode. segment flashing) Press button to adjust AM/ PM...
Operating Instructions Programming : Weekly Reservation The weekly reservation is active after setting current time Press programming button to enter the Programming mode. Repeat pressing button to select [Weekly reservation]. (The segment will be flashed) Ex) Setting one action as below. - Day : TUE - ON Time : 11:30 AM - OFF Time : 12:30 PM...
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Operating Instructions Press up, down button to adjust the Minute on Start Time section. Press right button to move to 'Hour' Part on OFF Time section. (The 'Hour' segment will be flashed) Off Time Section Please refer the process from No.5 to No.7 for setting OFF Time.
Operating Instructions Programming : Holiday Reservation This function is to automatically stop the machine working on some days. Press button to enter the reservation setting mode. Repeat pressing button to enter the holiday reservation setting mode. segment flashing) Press button to move to holiday position.
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Operating Instructions Error code display function When the error occurred in the indoor unit, then the error code will be displayed on remote controller When the error occurred in the indoor unit, then the error code will be displayed on remote controller - "CH"...
Maintenance and Service Maintenance and Service Caution: Before performing any maintenance, turn off the main power to the system. Indoor Unit ❏ Never use any of the followings: Grille, Case, and Remote Control ❏ Turn the system off before cleaning. To clean, •...
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Maintenance and Service When the air conditioner is not going to be used for a long time. When it is not going to be used for When the air conditioner is to be used again. a long time. I Check that the air inlet and outlet of the Operate the air conditioner on Air circulation mode for 2 to 3 hours.
Maintenance and Service Troubleshooting Tips! Check the following points before requesting repairs or service..If the malfunction persist, please contact your dealer. Case Explanation • Have you made a mistake in timer operation? The air conditioner does not operate. • On first starting, the indoor unit operates in fifteen seconds. •...
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Memo 32 Ceiling Concealed Duct Air Conditioner...
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LG ELECTRONICS MEXICO, S.A. DE C.V. Sor Juana Ines de la Cruz No. 555, San Lorenzo Tlalnepantla Estado de Mexico C.P. 54033 TEL. (55) 5321-1994 01800-3471919 P/No.: MFL31710703 Printed in Korea After reading this manual, keep it in a place easily accessible to the user for future reference.
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