ENGLISH êìëëäàâ üáõä OWNER'S MANUAL AIR CONDITIONER Please read this manual carefully before operating your set and retain it for future reference. TYPE : Ceiling Cassette The equipment complies with requirements of the Technical Regulation, in terms of restrictions for the use of certain dangerous substances in electrical and electronic equipment. P/NO : 3828A22005R www.lg.
Ceiling Cassette Air Conditioner Ownerʼs Manual TABLE OF CONTENTS Safety Precautions.........................3 FOR YOUR RECORDS Write the model and serial numbers here: Model # Prior to Operation ..........................6 Serial # You can find them on a label on the side of each unit. Dealer's Name Introduction ....................................7 Electrical Safety .............................8 Operating Instructions...................9 Maintenance and Service ............
Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. ■ Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. This symbol indicates the possibility of death or serious injury. This symbol indicates the possibility of injury or damage. ■ Meanings of symbols used in this manual are as shown below. Be sure not to do. Be sure to follow the instruction.
Safety Precautions ■ Operation Do not let the air conditioner run for a long time when the humidity is very high and a door or a window is left open. • Moisture may condense and wet or damage furniture. Do not plug or unplug the power supply plug during operation. • There is risk of fire or electric shock. Do not allow water to run into electric parts. • It may cause There is risk of fire, failure of the product, or electric shock.
Safety Precautions ENGLISH ■ Installation Always check for gas (refrigerant) leakage after installation or repair of product. • Low refrigerant levels may cause failure of product. Do not install the product where the noise or hot air from the outdoor unit could damage the neighborhoods. • It may cause a problem for your neighbors. Install the drain hose to ensure that water is drained away properly. • A bad connection may cause water leakage. Use two or more people to lift and transport the product.
Prior to Operation Prior to Operation Preparing for operation 1. Contact an installation specialist for installation. 2. Plug in the power plug properly. 3. Use a dedicated circuit. 4. Do not use an extension cord. 5. Do not start/stop operation by plugging/unplugging the power cord. 6. If the cord/plug is damaged, replace it with only an authorized replacement part. Usage 1. Being exposed to direct airflow for an extended period of time could be hazardous to your health.
Introduction ENGLISH Introduction Symbols used in this Manual This symbol alerts you to the risk of electric shock. This symbol alerts you to hazards that could cause harm to the air conditioner. NOTICE This symbol indicates special notes. Features WARNING: This appliance should be installed in accordance with national wiring regulations. This guide acts as a guide to help to explain product features.
Electrical Safety Electrical Safety WARNING: This appliance must be properly grounded. To minimize the risk of electric shock, you must alway plug into a grounded oulet. Preferred method Ensure proper ground � exists before use WARNING: Do not cut or remove the grounding prong from the power wire.
Operating Instructions ENGLISH Operating Instructions Indoor Unit, Outdoor Unit Indoor Unit Heat Pump Model Anti-bacteria Air� Intake Signal Receptor Cooling Model Air Outlet Remote � Controller Signal Receptor Receives the signals from the remote control. (Signal receiving sound: two short beeps or one long beep.) Signal Receptor Operation Indication Lamps On/Off : Lights up during the system operation. Filter Sign : Lights up after 2400 hours from the time of first operating unit.
Operating Instructions Name and Function of Remote Controller AUTO SWING OPERATION SET TEMP Room Temp 2ndF SUB FUNCTION AUTO Heater Preheat JET Defrost Humidify SLo Filter Out door ZONE 1 2 3 4 HI MED LO 1 Timer FAN SPEED Time Operation unit No Func Program set On Off Set no. Time 01 03 05 07 09 11 13 15 17 19 23 5 14 2 3 4 21 6 7 Timer Cancel 2ndF Program Week Holiday PLASMA Set/Clr Hour Min RESET 10 Ceiling Cassette Air Conditioner 8 9 10 11 12 13 1.
Operating Instructions This air-conditioner is equipped with wired remote controller basically. But if you want to be available with wireless remote controller, you pay for it. Signal transmitter 5 6 1 3 4 2 7 11 8 13 14 10 CANCEL ON OFF SET AUTO CLEAN 9 12 15 Flip-up door� (opened) 1. START/STOP BUTTON Operation starts when this button is pressed and stops when the button is pressed again. 2. OPERATION MODE SELECTION BUTTON Used to select the operation mode. 3.
Operating Instructions Set the Current Time and a day of the Week 1 Press the ' ' button. Hour Each time the button is pressed, the number is changed from 00 to 23. You can set the number of the current hour. AUTO SWING OPERATION SET TEMP FAN SPEED Room Temp AUTO Heater Preheat JET Defrost Humidify Filter Out door ZONE 1 2 3 4 Hour Time Timer Operation unit On Off Set no. Time 01 2 Press the ' 03 SUB FUNCTION HI MED LO Program set 05 07 09 11 13 15 17 19 21 23 ' button.
Operating Instructions ENGLISH Weekly Program Setting 1 Press the Program button. The remote controller is displayed like below. Then ' Program set ', ' AUTO SWING Program ' and '01' is blinked. OPERATION SET TEMP FAN SPEED Room Temp Time Timer Operation unit SUB FUNCTION AUTO Heater Preheat JET Defrost Humidify Filter Out door ZONE 1 2 3 4 HI MED LO Program set On Off Set no. Time 01 03 AUTO SWING OPERATION 05 07 09 11 13 15 17 19 21 23 Week 2 Press the ' ' button.
Operating Instructions Holiday Setting If Tuesday is a holiday in this week, you may set a holiday. AUTO SWING OPERATION SET TEMP Room Temp Press the Program button. Week Operation unit Program set On Off Set no. Time 01 03 AUTO SWING OPERATION 05 07 09 11 13 SET TEMP Room Temp Press the Week button. Select the Tuesday.
Operating Instructions ENGLISH Operation Mode Cooling Mode Cooling Mode Soft Dry Mode Soft Dry Mode Heating Mode Auto Mode (Cooling Model) Auto Mode (Heat Pump Model) Operation Procedure 1st On/Off Button AUTO SWING OPERATION SET TEMP FAN SPEED Room Temp 2ndF Timer 2nd SUB FUNCTION HI MED LO AUTO Heater Preheat JET Defrost Humidify SLo Filter Out door ZONE 1 2 3 4 Time Operation unit No Func Program set On Off Set no.
Operating Instructions Cooling Operation Mode 1 Press the On/Off Button. 2 Select Cooling Operation. Press the Operation Mode Selection Button. Each time the button is pressed, the operation mode is shifted in the arrow direction. HEAT PUMP MODEL Operation Display AUTO SWING OPERATION SET TEMP 03 07 09 11 SET TEMP 15 17 On Off 21 Set no.
Operating Instructions ENGLISH Soft Dry Operation Mode This mode dehumidifies without overcooling. 1 2 Press the On/Off Button. Select Soft Dry Operation. Press the operation Mode Selection Button. Each time the button is pressed, the operation mode is shifted in the arrow direction.
Operating Instructions Heating Operation Mode (Heat pump model only) 1 2 Press the On/Off Button. Select Heating Operation. Press the Operation Mode Selection Button. Each time the button is pressed, the operation mode is shifted in the arrow direction.
Operating Instructions ENGLISH Auto Operation Mode (Cooling model) 1 Press the On/Off Button. 2 To select Auto Operation, press the Operation Mode Selection button. Each time the button is pressed, the operation mode is shifted in the direction of the arrow. COOLING MODEL Operation Display AUTO SWING OPERATION SET TEMP FAN SPEED Room Temp Operation unit 03 AUTO SWING 07 09 11 15 17 19 21 FAN SPEED Operation unit On Off Set no.
Operating Instructions Auto Operation Mode (Heat pump model) 1 Press the On/Off Button. 2 To select Auto Operation, press the Operation Mode Selection button. Each time the button is pressed, the operation mode is shifted in the direction of the arrow. HEAT PUMP MODEL Operation Display AUTO SWING OPERATION SET TEMP FAN SPEED Room Temp Time Timer Operation unit On Off Set no.
Operating Instructions ENGLISH FAN Operation Mode • Used to circulate room air without cooling or heating. 1 2 Press the On/Off Button. Press FAN Operation Button. AUTO SWING OPERATION SET TEMP FAN SPEED Room Temp Time Operation unit Timer On Off Set no.
Operating Instructions Comfort Operation with Swirl • It is the function for comfort cooling/heating operation. • The diagonal two louvers are opened the more larger than the other louvers. After one minute, it is opposite.
Operating Instructions ENGLISH Vane Control You can change the open angle to the install situation. 1 Press the On/Off Button. 2 Press the right arrow and auto swing button simultaneously for three seconds. Then the display will be toggled like before. Detach your finger from buttons at the moment that it is displayed "P0" in the operation display.
Operating Instructions Jet Cool Operation Mode 1 Press the On/Off button. The unit will respond with a beep. Select Cooling Operation. AUTO SWING OPERATION SET TEMP FAN SPEED Room Temp Time Timer Operation unit On Off Set no. Time 01 03 SUB FUNCTION HI AUTO Heater Preheat Defrost Humidify MED LO JET Filter Out door ZONE 1 2 3 4 2 Program set 05 07 09 11 13 15 17 19 21 Press the Fan speed button.
Operating Instructions ENGLISH Auto Swing Mode Pro Ca gra We Ho nce m 2n Ho ur Min 21 l ek Se t/C lida 23 dF y lr PL RE 1 SE AS MA T Press the On/Off button. (Confirm the unit on operation.) 2 3 Press the Auto Swing button then the horizontal louvers swing up and down automatically. Press again the Auto Swing button to cancel the Auto Swing mode. Child Lock Function This is the function that any children cannot used to the air-conditioner.
Operating Instructions PLASMA Purification Operation (Optional) AUTO SWING OPERATION SET TEMP Room Temp 2ndF Timer FAN SPEED SUB FUNCTION AUTO Heater Preheat JET Defrost Humidify SLo Filter Out door ZONE 1 2 3 4 HI MED LO Time 1 Press the On/Off button. The unit will respond with a beep. 2 Open the door on the remote control. Press the PLASMA air purifying Plasma operation ON/OFF button. Operation unit No Func Program set On Off Set no.
Operating Instructions ENGLISH Forced Operation Operation procedures when the remote control can't be used. Press the tact switch (Forced operation) for 2 seconds. If you want to stop operation, press again the tact switch. In case the power comes on again after power failure on the Forced Operation mode, the operating conditions are automatically set as follows: During Forced Operation, the initial mode continues.
Maintenance and Service Maintenance and Service CAUTION Before performing any maintenance, turn off the main power to the system. Indoor Unit Grille, Case and Remote Control ❐ Turn the system off before cleanining, To clean, wipe with a soft, dry cloth. Do not use bleach or abrasives. NOTICE Anti-biofilter Supply power must be disconnected before cleaning the indoor unit.
Maintenance and Service When air conditioner is not going to be used for a long time. 1. Operate the air conditioner at the following settings for 2 to 3 hours. • Type of operation: Fan operation mode.(Refer to page 23.) • This will dry out the internal mechanisms. 2. Turn off the breaker. CAUTION Turn off the circuit breaker when the air conditioner is not going to be used for a long time. Dirt may collect and may cause a fire. Helpful information The air filters and your electiric bill.
Maintenance and Service Troubleshooting Tips! Save time and money! Check the following points before requesting repairs or service.... If the fault persists, please contact your dealer or service center. Case Explanation See page The air conditioner does not operate. • Have you made a mistake in timer operation? 16 • Has the fuse blown or has the circuit breaker been tripped? - The room has a peculiar odor.
