LG MULTI V ARNU243TTD4 Installation Manual
Ceiling cassette - 1way
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- Engineering manual (136 pages) ,
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- Engineering manual (108 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 thor-
oughly.
Ceiling Cassette - 1Way
P/NO : MFL68686505
Rev.03_040318
Copyright © 2014 - 2018 LG Electronics Inc. All Rights Reserved.
http://www.lghvac.com
www.lg.com
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Table of Contents
Related Manuals for LG MULTI V ARNU243TTD4
Summary of Contents for LG MULTI V ARNU243TTD4
- 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 thor- oughly. Ceiling Cassette - 1Way http://www.lghvac.com www.lg.com P/NO : MFL68686505 Copyright © 2014 - 2018 LG Electronics Inc. All Rights Reserved. Rev.03_040318...
- 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 effi- ciently.
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Page 3: Table Of Contents
Table of contents TABLE OF CONTENTS INSTALLATION PARTS SAFETY PRECAUTIONS INSTALLATION Selection of the best location Ceiling dimension and hanging bolt location Wiring Connection Flaring work Installation of Decoration Panel (Panel Type) Installation of Decoration Panel (Grille Type) Plumbing materials and storage methods Drain Piping DIP Switch Setting Group Control Setting... -
Page 4: Installation Parts
Installation Parts Installation Parts Panel type Grille type Outlet Air Inlet Inlet Inlet Wired Remote Controller Wired Remote Controller Outlet (Accessory) (Accessory) Installation Tool Washer for Insulation for Conduit Drain hose Clamp metal Plastic band Name hanging backet fitting mounting plate Quantity 1 EA 2 EA... -
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 install the product on a defective installation stand. - It may cause injury, accident, or damage to the product. • 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.
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Page 7: 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 8: 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(54-17/32) 600(23-5/8) 1 285(50-19/32) 50(1-31/32) (1-31/32) Ceiling Level gauge 1 180(46-15/32) TT Chassis (9-27/32) 1 065(41-15/16) •... -
Page 9: Wiring Connection
Installation Wiring Connection • Connect the wires to the terminals on the control board individually according to the outdoor unit con- nection. • Ensure that the color of the wires of outdoor unit and the terminal No. are the same as those of in- door unit respectively. -
Page 10: Flaring Work
Installation u Precautions when laying power and ground wiring Use round pressure terminals for connections to the power terminal block. When laying ground wiring, you must use round pressure terminals. Power wire(Ground wire) Round pressure terminal When none are available, follow the instructions below. •... -
Page 11: 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 12: 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 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: Drain Piping
Installation CAUTION 1. Always use the nitrogen.(not use oxygen, carbon dioxide, and a Chevron gas): Please use the following nitrogen pressure 0.02 MPa (2.9 psi) Oxygen --------- Promotes oxidative degradation of refrigerant oil. Because it is flammable, it is strictly prohibited to use Carbon dioxide --- Degrade the drying characteristics of gas Chevron Gas ---- Toxic gas occurs when exposed to direct flame. -
Page 15: 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 16: Group Control Setting
Installation Group Control Setting CAUTION If you want to use the two setpoint function, you should be installed the both new thermostat and 4 series products. * Model name of wired remote controller called New thermostat : PREMTB10U 1. Group Control 1 n Wired remote controller 1 + Standard Indoor Units LGAP Network System Signal... - Page 17 Installation 1. It is possible to 16 indoor units(Max.) by one wired remote controller. Set only one indoor unit to Master, set the others to Slave. 2. It is possible to connect with every type of indoor units. 3. It is possible to use wireless remote controller at the same time. 4.
- Page 18 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 19 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.
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Page 20: Model Designation
Installation Model Designation Serial Number Combinations of functions A:Basic function L: Neo Plasma(Wall Mounted) C: Plasma(Ceiling Cassette) G: Low Static K: High Sensible Heat U: Floor Standing without Case SE/S8 - R: Mirror V: Silver B:Blue(ART COOL Type Panel Clolr) - E: Red V: Silver G:Gold 1: Kiss (Photo changeable)