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Indoor Unit
OWNER'S MANUAL
Type: Ceiling Cassette - 4Way
System
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
Prior to installation, this air-
conditioning unit must be
submitted for approval by the
utility service which provides
electricity (EN 61000-2,
EN 61000-3 Norm).
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Table of Contents
Related Manuals for LG ARNU09GTEC1
Summary of Contents for LG ARNU09GTEC1
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Page 1: Indoor Unit
Indoor Unit OWNER'S MANUAL Type: Ceiling Cassette - 4Way System Prior to installation, this air- conditioning unit must be submitted for approval by the utility service which provides electricity (EN 61000-2, EN 61000-3 Norm). IMPORTANT • Please read this owner's manual carefully and thoroughly before installing and operating your room air conditioner. -
Page 2: Table Of Contents
Ceiling Mounted Cassette - 4Way Type Indoor Unit Owner’s Manual TABLE OF CONTENTS Safety Precautions...3 Prior to Operation ...8 Operating Instructions...9 Maintenance and Service ...12 Before you Call for Service ...14 Indoor Unit 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 This symbol indicates the possibility of death or serious injury. - Page 4 Safety Precautions Do not modify or extend the power cable. • 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 door or a window is left open.
- 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) leakage after installation or repair of product.
- Page 7 Do not block the inlet or outlet of air flow. • It may cause product failure. Do not step on or put anyting on the product. (outdoor units) • There is risk of personal injury and failure of product. Do not drink the water drained from the product.
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Page 8: Prior To Operation
Prior to operation Prior to Operation Preparing for operation 1. Contact an installation specialist for installation. 2. Use a dedicated circuit. Usage 1. Being exposed to direct airflow for an extended period of time could be hazardous to your health. Do not expose occupants, pets, or plants to direct airflow for extended periods of time. -
Page 9: Operating Instructions
Operating Instructions Name and Function of Remote Controller (Optional) Model : ARNU, LRNU-TE/TH/TD AUTO SWING OPERATION SET TEMP FAN SPEED Room Temp 2ndF Time Timer Operation unit No Func Program set Set no. Time Timer Cancel 2ndF Program Week Holiday PLASMA Set/Clr RESET... - Page 10 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. Signal transmitter (Transmits the signals to the signal receptor) Heat Pump Model Cooling Model •...
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Page 11: Forced Operation
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 12: Maintenance And Service
Maintenance and Service Maintenance and Service CAUTION: Before performing any maintenance, turn off the main power to the system. Grille, Case, and Remote Control ❏ Turn the system off before cleaning. To clean, wipe with a soft, dry cloth. Do not use bleach or abrasives. NOTICE Supply power must be disconnected before cleaning the indoor unit. -
Page 13: 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 it is not going to be used for a long time. Operate the air conditioner at the following settings for 2 to 3 hours. • Type of operation: Fan operation mode. •... -
Page 14: Before You Call For Service
Maintenance and Service Before you call for service... Troubleshooting Tips! Save time and money! Check the following points before requesting repairs or service... If the malfunction persist, please contact your dealer. The air conditioner does not operate. • Have you made a mistake in timer operation? •...