LG LA140CE Owner's Manual
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LG LA140CE Owner's Manual

LG LA140CE Owner's Manual

Lg la140ce: owners manual
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See also: Service Manual
LG Room

Air Conditioner

OWNER'S MANUAL
website http://www.lgservice.com
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.

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Summary of Contents for LG LA140CE

  • Page 1: Air Conditioner

    LG Room Air Conditioner OWNER'S MANUAL website http://www.lgservice.com 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.

  • Page 2: Table Of Contents

    Just a little preventive care on your part can save you a great deal of time and money over the life of your air conditioner. You'll find many answers to common problems in the chart of troubleshooting tips.

  • Page 3: Safety Precautions

    Safety Precautions To prevent the injury of 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.
  • Page 4 Take care so that the power cord may not be pulled during operation. • Otherwise, it may cause a fire or electrical shock. 4 Room Air Conditioner Do not keep or use flammable gases or combustibles near the air conditioner.
  • Page 5 Take the power plug out if necessary, holding the head of the plug and do not touch it with wet hands. • Otherwise, it may cause a fire or electrical shock. Do not allow water to run into electrical parts. •...
  • Page 6 Always inspect gas leakage after the installation and repair of product. • Otherwise, it may cause the failure of product. 6 Room Air Conditioner Take care so that children may not step on the outdoor unit. • Otherwise, children may be seriously injured due to falling down.
  • Page 7 Operation Avoid excessive cooling and perform ventilation sometimes. • Otherwise, it may do harm to your health. Do not use an appliance for special purposes such as preserving animals vegetables, precision machine, or art articles. • Otherwise, it may damage your properties.

  • Page 8: Prior To Operation

    Cleaning and Maintenance 1. Do not touch the metal parts of the unit when removing the filter. Injury can occur. 2. Do not use water to clean inside the air conditioner. Exposure to water can destroy the insulation, leading to electric shock.

  • Page 9: Introduction

    Introduction Symbols used in this Manual This symbol alerts you to the risk of electric shock. This symbol alerts you to hazards that may cause harm to the air conditioner. This symbol indicates special notes. NOTICE Features WARNING: This appliance should be installed in accordance with national wiring regulations.

  • Page 10: Electrical Safety

    WARNING: If you have any doubt whether the air conditioner is properly grounded, have the wall receptacle and circuit checked by a qualified electrician.
  • Page 11 Temporary Use of an Adapter We strongly discourage the use of an adapter due to potential safety hazards. For temporary connections, use only a UL-listed adapter, available from most local hardware stores. Ensure that the large slot in the adapter is aligned with the large slot in the receptacle for a proper polarity connection. To disconnect the power cord from the adapter, use one hand on each to avoid damaging the ground terminal.

  • Page 12: Operating Instructions

    : Lights up during Timer operation. : Lights up during outdoor unit operation. Outdoor Unit Operation (Cooling model only) 12 Room Air Conditioner • To operate the room air conditioner, aim the remote controller at the signal receptor. Operation indicating lamps...

  • Page 13: Remote Control Operations

    Remote Control Operations The controls will look like the following. Controls Signal transmitter CANCEL AUTO CLEAN C/ F Operation Mode Cooling Operation Auto Operation or Auto Changeover Healthy Dehumidification Operation Heating Operation • Cooling Model( ), Heat Pump Model( 1. START/STOP BUTTON Operation starts when this button is pressed and stops when the button is pressed again.

  • Page 14: Cooling Operation

    For fresher feeling, press the Indoor fan speed selector and set to CHAOS mode. In this mode, the wind blows like a natural breeze by automatically changing fan speed according to the CHAOS logic. 14 Room Air Conditioner Press the Start/Stop button.

  • Page 15: Auto Operation (Cooling Model Only)

    Auto operation (Cooling model only) During Auto Operation You cannot control the indoor fan speed. It has already been set by the Fuzzy rule. If the system is not operating as desired, manually switch to another mode. The system will not automatically switch from the cooling mode to the heating mode, or from heating mode to cooling mode, it must be done by manually resetting.
  • Page 16 Auto changeover operation(Heat pump model only) During Auto changeover Operation The air conditioner changes the operation mode automatically to keep indoor temperature. When room temperature vary over ±2°C with respect to setting temperature, air conditioner keeps the room temperature within ±2°C with respect to setting temperature by auto changeover mode.

  • Page 17: Healthy Dehumidification Operation

    Healthy dehumidification operation During Healthy Dehumidification Operation If you select the dehumidification mode on the operation selection button, the A/C starts to run the dehumidification function. It automatically sets the room temp. and airflow volume to the best condition for dehumidification, based on the sensed current room temp. In this case, however, the setting temp.
  • Page 18 For fresher feeling, press the Indoor Fan Speed Selector and set to CHAOS mode. In this mode, the wind blows like a natural breeze by automatically changing fan speed according to the CHAOS logic. 18 Room Air Conditioner Press the Start/Stop button.

  • Page 19: Jet Cool Operation

    Jet cool operation NOTICE During the JET COOL function at any moment, the A/C starts to blow the cool air at extremely high speed for 30 minutes setting the room temp. automatically to 18°C. It is especially used to cool the room temp. quickly in a hot summer. In heat pump mode or neuro fuzzy mode, however, the JET COOL function is not available.
  • Page 20 Operating Instructions 2nd F operation CANCEL AUTO CLEAN C/ F 20 Room Air Conditioner Press the Start/Stop button. The unit will respond with a beep. Open the door of the remote control and press the 2nd Function button to operate functions printed in blue unter buttons.

  • Page 21: Sleep Mode

    Check if 2nd F icon is off. Press the Timer Cancel button aiming the remote controller at the signal receptor. (The timer lamp on the air conditioner and the display will go out.) Select one of the following four types of operation.

  • Page 22: Vertical Airflow Direction Control

    CHAOS Air economizes power consumption and prevents overcooling. The fan speed is NOTICE automatically changed from high to low or vice versa, depending on the ambient temperature. 22 Room Air Conditioner NOTICE If you press the CHAOS swing button, the...
  • Page 23 Auto clean (Optional) 1. Whenever you press the Auto Clean button, Auto Clean Function will be AUTO CLEAN reserved and cancelled. 2. Auto Clean function works before and after cooling or dehumidification mode. For details, refer to the below points. 3.

  • Page 24: Forced Operation

    High fan speed is recommended when you wish to cool the room quickly. 24 Room Air Conditioner Heat pump Model Room Temp. 24°C 21°C Room Temp. < 24°C...

  • Page 25: Maintenance And Service

    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. Maintenance and Service Front panel Panel hook Air filters Air filters...
  • Page 26 Before calling for service If you have problems with your air conditioner, read the following information and try to solve the problem. If you cannot find a solution, turn off the air conditioner and contact your dealer. Air conditioner does not operate 1.
  • Page 27 Before calling for service, please review the following list of common problems and solutions. The air conditioner is operating normally when: • You hear a pinging noise. This is caused by water being picked up by the fan on rainy days or in highly humid conditions.
  • Page 28 Maintenance and Service Troubleshooting The air conditioner may be operating abnormally when: Problem Possible Causes The air conditioner is unplugged. The fuse is blown/circuit breaker is tripped. conditioner Power failure. does not start Airflow is restricted. The thermostat may not be set high enough.

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