LG MULTI V ARNU243TSA4 Installation Manual
Ceiling cassette - 2way
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- Engineering manual (136 pages) ,
- Installation manual (73 pages) ,
- Installation manual (75 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 - 2Way
Original instruction
P/NO : MFL68686513
Rev.31_042618
Copyright © 2018 LG Electronics Inc. All Rights Reserved.
www.lghvac.com
www.lg.com
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Table of Contents
Related Manuals for LG MULTI V ARNU243TSA4
Summary of Contents for LG MULTI V ARNU243TSA4
- 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 - 2Way Original instruction www.lghvac.com www.lg.com P/NO : MFL68686513 Copyright © 2018 LG Electronics Inc. All Rights Reserved. Rev.31_042618...
- 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 Installation of Decoration Panel Plumbing materials and storage methods Drain Piping Dip Switch Setting Group Control Setting Model Designation Airborne Noise Emission Limiting concentration... -
Page 4: Installation Parts
Installation Parts Installation Parts Anti-bacteria filter Air Intake Air Outlet Wired Remote Controller (Accessory) Installation Tool Insulation Washer for Conduit Clamp Clamp (Other) Name Drain hose hanging mounting metal (Tie Wrap) bracket plate fitting Quantity 1 EA 2 EA 8 set 4 EA 1 EA 1 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 • 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 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. 1 033(40-11/16) (Ceiling opening) 855(33-11/16) (Hanging bolt) 2-3/8 Ceiling 830(32-11/16) Level gauge CAUTION : •... -
Page 9: 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 respectively. Terminal block of outdoor unit Terminal Block Indoor Terminal Block Indoor... -
Page 10: 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 10mm in length.) The fixing screws (hexagon M5 screw) are included the indoor unit box. -
Page 11: 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 12: 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 13 Installation CAUTION: After the confirmation of the above conditions, prepare the wiring as follows: 1) Never fail to have an individual power specialized for the air conditioner. As for the method of wiring, be guided by the circuit diagram posted on the inside of control box cover. 2) Provide a circuit breaker switch between power source and the unit.
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Page 14: 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 15: 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 16 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 17 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 18 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 19 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 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 20: Model Designation
Installation Model Designation Serial Number Combinations of functions A:Basic function L: Neo Plasma(Wall Mounted) 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) Q: Console...