LG ARNU483TMC2 Installation Manual
Ceiling cassette - 4way air conditioners
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Also See for ARNU483TMC2:
- Quick manual (2 pages) ,
- Installation manual (24 pages) ,
- Owner's manual (15 pages)
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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 - 4Way
P/NO : MFL42803115
Copyright © 2009 - 2018 LG Electronics Inc. All Rights Reserved.
www.lg.com
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Table of Contents
Related Manuals for LG ARNU483TMC2
Summary of Contents for LG ARNU483TMC2
- 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 - 4Way www.lg.com P/NO : MFL42803115 Copyright © 2009 - 2018 LG Electronics Inc. All Rights Reserved.
- Page 2 IMPORTANT! Please read this instruction sheet completely before installing the product. This air conditioning system meets strict safety and operating standards. As the installer or service person, it is an important part of your job to install or service the system so it operates safely and efficiently. •...
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Page 3: Table Of Contents
Ceiling Cassette - 4Way Type Indoor Unit Installation Manual TABLE OF CONTENTS Installation Requirements Required Parts Required Tools Installation Parts.......4 Safety Precautions ....5 o Installation guide map o Level gauge Installation.........8 o Four type "A" screws & plastic o Screw driver o Electric drill anchors o Connecting cable... -
Page 4: Installation Parts
Installation Parts Installation Parts Anti-bacteria filter Intake TE MP ote Cont roller Air Outlet Wired Remote Controller(Optional) Washer for Insulation for Conduit (Other) Plastic band Name Clamp metal Drain hose hanging backet fitting mounting plate Quantity 1 EA 2 EA 8 EA 4 EA 1 SET... -
Page 5: Safety Precautions
Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. n Be sure to read before installing the air conditioner. n Be sure to observe the cautions specified here as they include important items related to safety. n Incorrect operation due to ignoring instruction will cause harm or damage. - Page 6 Safety Precautions • 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. - Moisture may condense and wet or damage furniture. • Be cautious when unpacking and installing the product. - Sharp edges could cause injury.
- Page 7 Safety Precautions Installation • Always check for gas (refrigerant) leakage after installation or repair of product. - Low refrigerant levels may cause failure of product. • Install the drain hose to ensure that water is drained away properly. - A bad connection may cause water leakage. •...
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Page 8: 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 9: 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 TE Chassis TQ/TR Chassis TM/TN/TP Chassis 600(23-5/8) (Ceiling opening) 585~660(20-3/8~26)(Ceiling opening) 875(34-7/16) (Ceiling opening) 521(20-1/2)(Hanging bolt) -
Page 10: Wiring Connection
Installation Ceiling Keep the length of the bolt Hanging bolt from the bracket to 40 mm(1-1/2 inch) (W3/8 or M10) 105 mm(4-1/8 inch, TM/TN/TP chassis) 108 mm(4-1/4 inch, TM/TN/TP chassis) Flat washer for M10 Air Conditioner body (W3/8 or M10) (accessory) Ceiling board Ceiling board... - Page 11 Installation Connection method of the connecting cable(Example) 1(L1) 2(L2) Power Supply High Voltage (208/230V) Lock nut Conduit Conduit mounting plate WARNING : Loose wiring may cause the terminal to overheat or result in unit malfunction. A fire hazzard may also exist. Therefore, be sure all wiring is tightly connected.
- Page 12 Installation CAUTION : The connecting cable connected to the indoor and outdoor unit should be complied with the fol- lowing specifications (This equipment shall be provided with a cord set complying with the national regulation). 10±3mm AWG18 If the supply cord is damaged, it must be replaced by a special cord or assembly available from the manufacturer of its service agent.
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Page 13: Plumbing Materials And Storage Methods
Installation Plumbing materials and storage methods Pipe must be able to obtain the specified thickness and should be used with low impurities. Also when handling storage, pipe must be careful to prevent a fracture, deformity and wound. Should not be mixed with contaminations such as dust, moisture. Refrigerant piping on three principles Drying Cleanliness... - Page 14 Installation Nitrogen substitution method Welding, as when heating without nitrogen substitution a large amount of the oxide film is formed on the internal piping. The oxide film is a caused by clogging EEV, Capillary, oil hole of accumulator and suction hole of oil pump in compressor. It prevents normal operation of the compressor.
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Page 15: Installation Of Decoration Panel
Installation Installation of Decoration Panel 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(3/8 inch) in length. The fixing screws (hexagon M5 screw) are included the indoor unit box. -
Page 16: 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 17 Installation Attention 1. Possible drain-head height is up to 700 mm (27- 9/16 inch). So, it must be installed below 700 mm (27-9/16 inch). 2. Keep the drain hose downward up to 1/50~1/100 1/50~1/100 inclination. MAX 700 mm Prevent any upward flow or reverse flow in any (27-9/16 inch) part.
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Page 18: Dip Switch Setting
Installation Dip Switch Setting 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 Installation Fan continuous operation... -
Page 19: Group Control Setting
Installation Group Control Setting 1. Group Control 1 Wired remote controller 1 + Standard Indoor Units LGAP Network System Slave Master Slave Slave Signal 12 V Display Error Message Only connect serial signal and GND lines between slave indoor unit Master Dip Switch in PCB (Cassette and Duct Type indoor units) - No. - Page 20 Installation 5. In case of any error occurs at indoor unit, display on the wired remote controller. Exception of the error indoor unit, an individual indoor unit control possibility. 6. In case of Group Control, it is possible to use following functions. - Selection of operation options (operation/stop/mode/set temperature) - Control of flow rate (High/Middle/Low) - It is not possible at some functions.
- Page 21 Installation 3. Group Control 3 Mixture connection with indoor units and Fresh Air Intake Unit LGAP Network System Signal Master Slave Master Slave 12 V Display Error Message Master Master In case of connecting with standard indoor unit and Fresh Intake Unit, separate Fresh Air Intake Unit with standard units.
- Page 22 Installation 4. 2 Remote Control Wired remote controller 2 + Indoor unit 1 LGAP Network System Master Display Error Message Master Slave 1. It is possible to connect two wired remote controllers with one indoor unit. 2. Every types of indoor unit is possible to connect two remote controller. 3.
- Page 23 Please call the installing contractor of your product, as warranty service will be provided by them. Service call Number # : (888) LG Canada, (888) 542-2623 CANADA Numéro pour les appels de service : LG Canada, 1-888-542-2623...