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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
Original instruction
MFL69459904
Rev.01_061620
Copyright © 2015 - 2020 LG Electronics Inc. All Rights Reserved.
www.lg.com
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Related Manuals for LG ARNU36GTYB4
Summary of Contents for LG ARNU36GTYB4
- 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 Original instruction www.lg.com MFL69459904 Rev.01_061620 Copyright © 2015 - 2020 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 (4 Way) Installation of Decoration Panel (2 Way) Installation of Decoration Panel (1 Way) Drain Piping Ceiling Height Selection DIP Switch Setting... -
Page 3: Installation Parts
Installation Parts Installation Parts Air filter Air filter Intake Air Outlet Intake Air Outlet Wired Remote Controller Wired Remote Controller (Accessory) (Accessory) Air filter Air filter Air Intake Intake Air Outlet Air Outlet Wired Remote Controller Wired Remote Controller (Accessory) (Accessory) Air Outlet Wired Remote Controller... -
Page 4: Safety Instructions
Safety Instructions Safety Instructions The following symbols are displayed on indoor and outdoor units. Read the precautions in this manual This appliance is filled with flammable carefully before operating the unit. refrigerant (for R32) This symbol indicates that a service This symbol indicates that the personnel should be handling this Operation Manual should be read... - Page 5 Safety Instructions • For installation, always contact the dealer or an Authorized Service Center. - There is risk of fire, electric shock, explosion, or injury. • Do not install the product on a defective installation stand. - It may cause injury, accident, or damage to the product. •...
- Page 6 • Dismantling the unit, treatment of the refrigerant oil and eventual parts should be done in accordance with local and national standards. • If anyone other than a licensed Professional installs, repairs, or alters LG Electronics air conditioning Products, the warranty is voided.
- Page 7 Safety Instructions • Means for disconnection must be incorporated in the fixed wiring in accordance with the wiring rules. • If you eat the liquid from the batteries, brush your teeth and see doctor. Do not use the remote if the batteries have leaked.
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Page 8: Installation
Installation Installation Read completely, then follow step by step. Selection of the best location • If the temperature might rise above 30 ℃ or the humidity might rise above RH 80%, attach the Dew-Protective kit or use another insulation to the indoor body. h Dew Protective kit is sold separately. - Page 9 Installation Minimum floor area (for R32) - The appliance shall be installed, operated and stored in a room with a floor area larger than the minimum area. - Use the graph of table to determine the minimum area. Amin (m Floor standing Wall mounted Ceiling mounted...
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Page 10: 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. Ceiling Ceiling board Level gauge 4 Way TQ/TR Chassis TM/TN/TP/TM-A/TP-B Chassis 585~660(Ceiling opening) 875 (Ceiling opening) 787 (Hanging bolt) 840 Unit size Unit:mm... - Page 11 Installation CAUTION • Select and mark the position for fixing bolts and piping hole. • This air-conditioner uses a drain pump. • Decide the position for fixing bolts slightly tilted to the drain • Install the unit horizontally using a level direction after considering the direction of drain hose.
- Page 12 Installation 4 Way Ceiling Keep the length of the bolt 105 mm(TM, TM-A, TN, TP, TP-B chassis), from the bracket to 40 mm 180 mm(TQ,TR chassis) Air Conditioner body Ceiling board Ceiling board Keep the length of 15 mm(TM, TM-A, TN, TP, TP-B chassis), 31~34 mm(TQ,TR chassis) between the air conditioner bottom surface and the ceiling surface...
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Page 13: Wiring Connection
Installation CAUTION • Tighten the nut and bolt to prevent the unit from falling. • When mechanical connectors are reused indoors, sealing parts shall be renewed. (for R32) • When flared joints are reused indoors, the flare part shall be re-fabricated. (for R32) Wiring Connection 4 Way •... - Page 14 Installation 4 Way • TQ/TR Chassis Terminal Block of outdoor unit Terminal Block Indoor SODU INTERNET DRY1 DRY2 GND 12 V Outdoor Unit 1(L) 2(N) INDOOR POWER INPUT • TM/TN/TP Chassis Terminal Block of outdoor unit Terminal Block Terminal Block Terminal Block Indoor Indoor...
- Page 15 Installation 1 Way • TU/TT Chassis Terminal Block of outdoor unit Terminal Block Indoor Outdoor SODU INTERNET DRY1 DRY2 GND 12 V Unit 1(L) 2(N) INDOOR POWER INPUT ※ Resistance measurement position for incorrect wiring. (TY / 4 / 2 / 1 Way) •...
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Page 16: Installation Of Decoration Panel (4 Way)
Installation Installation of Decoration Panel (4 Way) The decoration panel has its installation Before installing the decoration panel, direction. always remove the paper template. 1. Temporarily fix two decoration panel fixing screws (hexagon M5 screw) on the unit body. (Tighten by amount 10 mm in length.) The fixing screws (hexagon M5 screw) are included the indoor unit box. -
Page 17: Installation Of Decoration Panel (2 Way)
Installation Installation of Decoration Panel (2 Way) The decoration panel has its Before installing the decoration panel, installation direction. always remove the paper template. 1. Temporarily fix two decoration panel fixing screws (hexagon M5 screw) on the unit body. (Tighten by amount 10 mm in length.) The fixing screws (hexagon M5 screw) are included the indoor unit box. -
Page 18: Installation Of Decoration Panel (1 Way)
Installation Installation of Decoration Panel (1 Way) 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 19: Drain Piping
Installation Drain Piping • Drain piping must have down-slope (1/50 to 1/100): be sure not to Upward Pipe clamp provide up-and-down slope to prevent reversal flow. routing • During drain piping connection, be careful not to exert extra force not allowed on the drain port on the indoor unit. -
Page 20: Ceiling Height Selection
Installation Attention 1. Possible drain-head height is up to 700 mm. So, it must be installed below 700 mm. 2. Keep the drain hose downward up to 1/50~1/100 inclination. 1/50~1/100 Prevent any upward flow or reverse flow in any MAX 700 mm part. -
Page 21: 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 22: 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 23 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 24 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 25 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 26 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 1EA 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 27: 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 correlation between the emission and exposure levels, this cannot be used reliably to determine whether or not further precautions are required. - Page 28 Indoor Unit...