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INSTALLATION MANUAL
AIR
CONDITIONER
Please read this installation manual completely before installing the product.
Installation work must be performed in accordance with the national wiring
standards by authorized personnel only.
Please retain this installation manual for future reference after reading it
thoroughly.
Ceiling Cassette - 1Way
MFL69459945
Rev.00_112719
Copyright © 2018 - 2019 LG Electronics Inc. All Rights Reserved.
www.lg.com
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Table of Contents
Related Manuals for LG ARNU09GTUB4
Summary of Contents for LG ARNU09GTUB4
- Page 1 Installation work must be performed in accordance with the national wiring standards by authorized personnel only. Please retain this installation manual for future reference after reading it thoroughly. Ceiling Cassette - 1Way www.lg.com MFL69459945 Rev.00_112719 Copyright © 2018 - 2019 LG Electronics Inc. All Rights Reserved.
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Page 2: Table Of Contents
TABLE OF CONTENTS TABLE OF CONTENTS Installation Parts Safety Instructions Installation Selection of the Best Location Ceiling Dimension and Hanging Bolt Location Wiring Connection Installation of Decoration Panel (Panel Type) Installation of Decoration Panel (Grille Type) Drain Piping DIP Switch Setting Group Control Setting Airborne Noise Emission Limiting concentration... -
Page 3: Installation Parts
Installation Parts Installation Parts Panel type Grille type Air Outlet Air Intake Wired Remote Controller Intake Wired Remote Controller Intake Air Outlet (Accessory) (Accessory) Installation Tool Washer for Insulation for (Other) Name Clamp metal Plastic band Drain hose hanging backet fitting Quantity 1 EA... -
Page 4: Safety Instructions
Safety Instructions Safety Instructions The following safety guidelines are intended to prevent unforeseen risks or damage from unsafe or incorrect operation of the appliance. The guidelines are separated into ‘WARNING’ and ‘CAUTION’ as described below. This symbol is displayed to indicate matters and operations that can cause risk. Read the part with this symbol carefully and follow the instructions in order to avoid risk. - Page 5 Safety Instructions • Be sure the installation area does not deteriorate with age. - If the base collapses, the air conditioner could fall with it, causing property damage, product failure, and personal injury. • Use a vacuum pump or inert (nitrogen) gas when doing leakage test or air purge. Do not compress air or oxygen, and do not use flammable gases.
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Page 6: Installation
Installation Installation Read completely, then follow step by step. Selection of the Best Location • There should not be any heat source or steam near the unit. • There should not be any obstacles to the air circulation. • A place where air circulation in the room will be good. •... -
Page 7: Ceiling Dimension And Hanging Bolt Location
Installation Ceiling Dimension and Hanging Bolt Location • The dimensions of the paper model for installation are the same as those of the ceiling opening dimensions. 1 385(Ceiling opening) 1 285(Hanging bolt) Ceiling Level gauge 1 180 TT Chassis CAUTION 1 065(Ceiling opening) •... -
Page 8: Wiring Connection
Installation Wiring Connection • Connect the wires to the terminals on the control board individually according to the outdoor unit connection. • Ensure that the color of the wires of outdoor unit and the terminal No. are the same as those of indoor unit re- spectively. -
Page 9: Installation Of Decoration Panel (Panel Type)
Installation Installation of Decoration Panel (Panel Type) The decoration panel has its installation Before installing the decoration panel, direction. always remove the paper template. 1. Open the air outlet vane, and extract side covers. 2. Remove the air inlet panel from the decoration panel. 3. -
Page 10: Installation Of Decoration Panel (Grille Type)
Installation Installation of Decoration Panel (Grille Type) The decoration panel has its installation Before installing the decoration panel, direction. always remove the paper template. 1. Open the air outlet vane, and extract side covers. 2. Remove the air inlet grille from the decoration panel. 3. -
Page 11: Drain Piping
Installation Drain Piping • Drain piping must have down-slope (1/50 to 1/100): be sure not to Upward provide up-and-down slope to prevent reversal flow. Pipe clamp routing • During drain piping connection, be careful not to exert extra force not allowed on the drain port on the indoor unit. -
Page 12: Dip Switch Setting
Installation DIP Switch Setting 1. Indoor Unit Function Description Setting Off Setting On Default Communication N/A (Default) Cycle N/A (Default) Group Control Selection of Master or Slave Master Slave Dry Contact Mode Selection of Dry Contact Wired/Wireless remote Mode controller Auto Selection of Manual or Auto operation Mode... -
Page 13: Group Control Setting
Installation Group Control Setting 1. Group Control 1 n Wired remote controller 1 + Standard Indoor Units LGAP Network System Signal Master Slave Slave Slave 12 V Only connect serial signal and Display Error Message GND lines between indoor units. Master n DIP Switch in PCB ¿... - Page 14 Installation h It is possible to connect indoor units since Feb. 2009. h It can be the cause of malfuctions when there is no setting of master and slave. h In case of Group Control, it is possible to use following functions. - Selection of operation, stop or mode - Temperature setting and room temperature check - Current time change...
- Page 15 Installation 3. Group Control 3 n Mixture connection with indoor units and Fresh Air Intake Unit LGAP Network System Signal Master Slave Master Slave 12 V Display Error Message Display Error Message Master Master h In case of connecting with standard indoor unit and Fresh Air Intake Unit, separate Fresh Air Intake Unit with standard units.
- Page 16 Installation 4. 2 Remote Control n Wired remote controller 2 + Indoor unit 1 LGAP Network System Slave Slave Slave Signal Master 12 V Display Error Message Master Slave 1. It is possible to connect two wired remote controllers (Max.) with one indoor unit. Set only one indoor unit to Master, set the others to Slave.
- Page 17 Installation 5. Accessories for group control setting It is possible to set group control by using below accessories. Indoor unit 2 EA +Wired remote controller 1 EA Indoor unit 1 EA +Wired remote controller 2 EA h PZCWRCG3 cable used for connection h PZCWRC2 cable used for connection Slave Master...
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Page 18: Airborne Noise Emission
Installation Airborne Noise Emission The A-weighted sound pressure emitted by this product is below 70 dB. ** The noise level can vary depending on the site. The figures quoted are emission level and are not necessarily safe working levels. Whilst there is a cor- relation between the emission and exposure levels, this cannot be used reliably to determine whether or not further precautions are required.