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LG LTUH186ELE1 Owner's Manual
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LG LTUH186ELE1 Owner's Manual

LG LTUH186ELE1 Owner's Manual

Ceiling cassette
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LG Ceiling Cassette
Air Conditioner
OWNER'S MANUAL
website http://www.lgservice.com
Prior to installation, this air-conditioning
unit must be submitted for approval by the
utility service which provides electricity.
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
P/No.: 3828A22005U

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Summary of Contents for LG LTUH186ELE1

  • Page 1 LG Ceiling Cassette Air Conditioner OWNER'S MANUAL Prior to installation, this air-conditioning unit must be submitted for approval by the utility service which provides electricity. IMPORTANT • Please read this owner's manual carefully and thoroughly before installing and operating your room air conditioner.

  • Page 2: Table Of Contents

    Ceiling Cassette Air Conditioner Owner’s Manual TABLE OF CONTENTS FOR YOUR RECORDS Safety Precautions......3 Write the model and serial numbers here: Model # Serial # Prior to Operation ......8 You can find them on a label on the side of each unit. Dealer's Name Date Purchased Introduction ........9...

  • Page 3: Safety Precautions

    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. This symbol indicates the possibility of death or serious injury.
  • Page 4 Safety Precautions Do not modify or extend the Do not install, remove, or Be cautious when unpacking power cable. re-install the unit by yourself and installing the product. (customer). • There is risk of fire or electric • There is risk of fire, electric •...
  • Page 5 Safety Precautions Do not allow water to run Do not store or use flammable Do not use the product in a into electric parts. gas or combustibles near the tightly closed space for a product. long time. • It may cause There is risk of fire, •...
  • Page 6 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 •...
  • Page 7 Safety Precautions Do not block the inlet or Use a soft cloth to clean. Do not touch the metal parts of outlet of air flow. Do not use harsh the product when removing the detergents, solvents, etc. air filter. They are very sharp! •...

  • 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: Introduction

    Introduction 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. This symbol indicates special notes. NOTICE Features WARNING: This appliance should be installed in accordance with national wiring regulations.

  • Page 10: Electrical Safety

    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.

  • Page 11: Operating Instructions

    Operating Instructions Operating Instructions Indoor Unit, Outdoor Unit Indoor Unit Heat Pump Model Anti-bacteria Anti-bacteria Signal Receptor Intake Cooling Model Air Outlet Remote Controller Signal Receptor Receives the signals from the remote control. Signal Receptor (Signal receiving sound: two short beeps or one long beep.) Operation Indication Lamps On/Off : Lights up during the system operation.
  • Page 12 Operating Instructions Name and Function of Remote Controller 1. Operation indication screen 2. Swirl button AUTO SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION Room Temp 3. 2 F button AUTO Heater Preheat Defrost Humidify Filter Out door 4. Timer set/cancel 1 2 3 4 2ndF Time...
  • Page 13 Operating Instructions Wireless Remote Controller (optional) 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. 1. START/STOP BUTTON Operation starts when this button is pressed and stops when the Signal transmitter button is pressed again.
  • Page 14 Operating Instructions 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. AUTO SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION...
  • Page 15 Operating Instructions Weekly Program Setting Press the Program button. The remote controller is displayed like below. Then ' ', ' ' and '01' is blinked. Program set AUTO SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION Program Room Temp AUTO Heater Preheat Defrost...
  • Page 16 Operating Instructions Holiday Setting If Tuesday is a holiday in this week, you may set a holiday. AUTO SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION Room Temp AUTO Heater Preheat Program Defrost Humidify Press the Program button. Filter Out door Time ZONE 1 2 3 4...
  • Page 17 Operating Instructions Operation Mode Cooling Mode Cooling Mode Soft Dry Mode Soft Dry Mode Auto Mode Heating Mode (Cooling Model) Auto Mode (Heat Pump Model) Operation Procedure On/Off Button AUTO SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION Room Temp AUTO Heater Preheat...
  • Page 18 Operating Instructions 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 FAN SPEED...
  • Page 19 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 20 Operating Instructions 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 FAN SPEED...
  • Page 21 Operating Instructions Auto Operation Mode (Cooling model) Press the On/Off Button. 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...
  • Page 22 Operating Instructions Auto Operation Mode (Heat pump model) Press the On/Off Button. 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...
  • Page 23 Operating Instructions FAN Operation Mode • Used to circulate room air without cooling or heating. Press the On/Off Button. Press FAN Operation Button. AUTO SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION Room Temp AUTO Heater Preheat Defrost Humidify Filter Out door Time ZONE...
  • Page 24 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. Press the On/Off Button. The unit will respond with a beep.
  • Page 25 Operating Instructions Vane Control You can change the open angle to the install situation. Press the On/Off Button. 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.
  • Page 26 Operating Instructions Jet Cool Operation Mode Press the On/Off button. The unit will respond with a beep. Select Cooling Operation. Press the Fan speed button. AUTO SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION Room Temp AUTO Heater Preheat Defrost Humidify Filter Out door...
  • Page 27 Operating Instructions Auto Swing Mode Press the On/Off button. Press the Auto Swing Press again the Auto (Confirm the unit button then the Swing button to on operation.) horizontal cancel the louvers swing Auto Swing mode. up and down automatically. Child Lock Function This is the function that any children cannot used to the air-conditioner.
  • Page 28 Operating Instructions PLASMA Purification Operation (Optional) Press the On/Off button. The unit will respond with a beep. Open the door on the remote control. AUTO SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION Room Temp AUTO Heater Preheat Press the PLASMA air purifying Defrost Humidify Plasma...
  • Page 29 Operating Instructions 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.

  • Page 30: Maintenance And Service

    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...
  • Page 31 Maintenance and Service 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. Operate the air conditioner at the following settings for 2 to 3 hours. •...
  • Page 32 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 • Have you made a mistake in timer operation? The air conditioner does not operate.

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