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LG R120AH Owner's Manual
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LG R120AH Owner's Manual

LG R120AH Owner's Manual

Single package type air conditioner
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LG Single Package Type

Air Conditioner

OWNER'S MANUAL
website http://www.lgservice.com
e-mail http://lgservice.com/techsup.html
Prior to installation, this air-conditioning
unit must be submitted for approval by the
utility service which provides electricity
(EN 61000-2, 61000-3 Norm).
IMPORTANT
• Please read this owner's manual carefully and thoroughly
before installing and operating your room air conditioner.
• Please retain this owner's manual for future reference after
reading it thoroughly.
LG

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Summary of Contents for LG R120AH

  • Page 1: Air Conditioner

    LG Single Package Type Air Conditioner OWNER'S MANUAL website http://www.lgservice.com e-mail http://lgservice.com/techsup.html Prior to installation, this air-conditioning unit must be submitted for approval by the utility service which provides electricity (EN 61000-2, 61000-3 Norm). IMPORTANT • Please read this owner's manual carefully and thoroughly before installing and operating your room air conditioner.
  • Page 2 Single Package Type Air Conditioner Owner’s Manual TABLE OF CONTENTS Safety Precautions ...3 Operating Instructions...9 Care and Maintenance ...18 Before You Call for Service...20 2 Single Package Type Air Conditioner FOR YOUR RECORDS Write the model and serial numbers here: Model # Serial # You can find them on a label on the side of each unit.

  • Page 3: 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 CAUTION I Meanings of symbols used in this manual are as shown below.
  • Page 4 Safety Precautions Use the specified wires to connect the unit. • There is risk of fire or electric shock. For installation, always contact the dealer or an Authorized Service Center. • There is risk of fire, electric shock, explosion, or injury. Do not let the air conditioner run for a long time when the humidity is very high and a...
  • Page 5 Do not allow water to run into electric parts. • It may cause There is risk of fire, failure of the product, or electric shock. When flammable gas leaks, turn off the gas and open a window for ventilation before turn the product on.
  • Page 6 Safety Precautions When the product is not be used for a long time, disconnect the power supply plug or turn off the breaker. • There is risk of product damage or failure, or unintended operation. I Installation Always check for gas (refrigerant) pressure after installation or repair of product.
  • Page 7 I Operation Do not expose the skin directly to cool air for long periods of time. (Don't sit in the draft.) • This could harm to your health. Do not block the inlet or outlet of air flow. • It may cause product failure. Do not step on or put anything on the product.

  • Page 8: Prior To Operation

    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.

  • Page 9: Operating Instructions

    Operating Instructions Name and Function of Remote Controller AUTO SWING Timer Set no. Time Signal receptor Timer Program Hour Operation display Displays the operation conditions. On/Off Button Operation starts when this button is pressed, and stops when the button is pressed again. Set Temperature Button Used to set the temperature when the desired temperature is obtained.
  • Page 10 Operating Instructions Wireless Remote Controller(Optional) (Cooling Model) (Heat pump Model) 10 Single Package Type Air Conditioner Signal Transmitter • Transmits the signals to the package air conditioner Operation Display of the Remote Control Humidify Button Cooling ON Button Temperature Setting Buttons Power ON/OFF Button •...
  • Page 11 Set the Current Time and a day of the Week Press the ' ' button. Hour Each time the button is pressed, the number is changed from You can set the number of the current hour. Hour Press the ' ' button.

  • Page 12: Weekly Programming

    Operating Instructions Weekly Programming Press the Program button. The remote controller is displayed like a picture. Then ' Program Week Press the ' ' button. Select Monday. Change the timer setting until the desired time is set. After you select a time, push the SET/CLR button once or one more time. For Example if the air-conditioner is turned on from 6 to 8 and from 13 to 22 and turned off at other time monday, display is as follows.

  • Page 13: Holiday Setting

    Holiday Setting If Tuesday is a holiday in this week, you may set a holiday. Press the Program button. Week Press the Week button. Select the Tuesday. Holiday Press the Holiday button. Then the remote controller will be displayed ' The outside rectangular means holiday.

  • Page 14: Operation Mode

    Operating Instructions Operation Mode Cooling Mode Soft Dry Mode Heating Mode (Heat Pump Model) Operation Procedure On/Off Button Operation Mode Selection Button Room Temperature Setting Button Humidify Button 14 Single Package Type Air Conditioner Cooling Mode Soft Dry Mode (Cooling Model) AUTO SWING OPERATION SET TEMP...

  • Page 15: Cooling Operation Mode

    Cooling Operation Mode Press the On/Off Button. 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 Room Temp Time Timer...

  • Page 16: Soft Dry Operation Mode

    Operating Instructions Soft Dry Operation Mode This mode dehumidifies without overcooling. 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. HEAT PUMP MODEL Operation Display AUTO SWING...
  • Page 17 Heating Operation Mode(Heat pump model only) 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. Operation Display AUTO SWING OPERATION SET TEMP Room Temp Time Timer...

  • Page 18: Care And Maintenance

    Care and Maintenance Care and Maintenance CAUTION: Before performing any maintenance, turn off the main power to the system. You can do some of the periodic maintenance for your unit yourself; this includes cleaning air filters, cleaning unit cabinet, clearing the condenser coil, and conducting a general unit inspection on a regular basis. WARNING: Before removing access panels to service unit, disconnect power supply.

  • Page 19: When The Air Conditioner Is Not Going To Be Used For A Long Time

    When the air conditioner is not going to be used for a long time. When air conditioner is not going to be used for a long time. 1. Operate the air conditioner on Air circulation mode for 2 to 3 hours. •...

  • Page 20: Before You Call For Service

    Before you call for service... Before you call for service... Check the following points before requesting repairs or service... If the fault persists, please contact your dealer or service center. Case Does not operate. The room has a peculiar odor. It seems that condensation is leaking from the air conditioner.
  • Page 21 P/No.: 3828A20385L Printed in Korea...

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