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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.
VENTILATOR
Original instruction
MFL67855541
Rev.07_110923
Copyright © 2018 - 2023 LG Electronics Inc. All Rights Reserved.
www.lg.com
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Related Manuals for LG LZ-H020GBA6
Summary of Contents for LG LZ-H020GBA6
- 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. VENTILATOR Original instruction www.lg.com MFL67855541 Rev.07_110923 Copyright © 2018 - 2023 LG Electronics Inc. All Rights Reserved.
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Page 2: Table Of Contents
Table of contents TABLE OF CONTENTS Safety precautions Preparing for operation Service Precautions for installing a Wi-Fi modem Introduction Symbols used in this manual Feature dimension diagram Installation Installation map (150 / 200 CMH) Installation map (250 / 350 / 500 / 800 / 1 000 CMH) Installation map (1 500 / 2 000 CMH) Installation of main body Connection of duct... -
Page 3: Safety Precautions
Safety precautions Safety precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. WARNING This symbol indicates the possibility of death or serious injury. - Page 4 Safety precautions • Do not install, remove, or re-install the unit by yourself (customer). - There is risk of fire, electric shock, explosion, or injury. • Be cautious when unpacking and installing the product. - Sharp edges could cause injury. •...
- Page 5 Safety precautions • Use the designated electrical wires for the terminal board connections, and connect the wires securely so that they will not become disconnected. (Failure to ensure proper connections may cause fire.) • When passing metal ducts through wooden buildings clad with metal laths, wire laths or metal, these ducts must be installed in such a way that they will not make electrical contact with the metal laths, wire laths or metal sheets.
- Page 6 • This product is equipped with a UV‑C lamp (UV LED). Do not stare at the UV LED. - Injury may occur. • If the UV LED is damaged or needs to be replaced, please contact an LG Electronics Service Center. - Injury may occur.
- Page 7 Safety precautions • This appliance contains a UV emitter. Do not stare at the light source. • Doors and access panels bearing the ultraviolet radiation hazard symbol which may have UV-C spectral irradiance greater than 1,7 μW/cm provided with an interlock switch to interrupt the power to the UV-C lamps for your safety.
- Page 8 Safety precautions • Do not install or use the product in places at risk of explosion. - It may cause fire or explosion. Operation • Use a soft cloth to clean. Do not use harsh detergents, wax or thinner, etc. - Otherwise, color or surface of the oroduct mav deteriorate.
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Page 9: Preparing For Operation
Safety precautions Preparing for operation 1. Contact an installation specialist for installation. 2. Plug in the power plug properly. 3. Use a dedicated circuit. 4. Do not use an extension cord. 5. Do not start/stop operation by plugging/unplugging the power cord. 6. -
Page 10: Introduction
Introduction Introduction Symbols used in this manual This symbol alerts you to the risk of electric shock. This symbol alerts you to hazards that could cause harm to the product. This symbol indicates special notes. NOTICE Feature dimension diagram • 150 / 200 CMH Supply Air Fan Exhaust Air Fan... - Page 11 Introduction • 250 CMH Suspension fixture Blower for exhausting air (Return Air) (Exhaust Air) (Outdoor Air) (Supply Air ) Blower for supplying air Control box Maintenance cover Total heat exchanger Air filter Unit : mm Figure Pitch of suspension fixture Nominal Duct connection flange Duct pitch Weight...
- Page 12 Introduction • 350 / 500 CMH Suspension fixture Blower for exhausting air (Return Air) (Exhaust Air) (Outdoor Air) (Supply Air ) Blower for supplying air Control box Maintenance cover Total heat exchanger Air filter Unit : mm Figure Pitch of suspension fixture Nominal Duct connection flange Duct pitch Weight...
- Page 13 Introduction • 800 / 1 000 CMH Blower for exhausting air Suspension fixture (Return Air) (Exhaust Air) (Supply Air) Blower for supplying air (Outdoor Air) Control box Maintenance cover Total heat exchanger Air filter Unit : mm Figure Pitch of suspension fixture Nominal Duct connection flange Duct pitch Weight...
- Page 14 Introduction • 1 500 / 2 000 CMH Maintenance cover Control box Total heat exchanger Air filter Unit : mm Pitch of suspension Figure Duct connection flange Weight fixture Capacity 1 500 CMH 1 351 1 230 1 031 1 288 2 000 CMH h It necessary to secure sufficient space for maintenance more than the dimensions described in the product service.
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Page 15: Installation
Installation Installation Installation map (150 / 200 CMH) 50 mm above 50 mm above 50 mm above More than 3 Insulator Inhalation times the size (Above PET Flexible duct of the duct 10 mm) 1 m above 1 m above Maintenance space Duct slope: More than 1/30(wall side) obtaining of right distance... -
Page 16: Installation Map (250 / 350 / 500 / 800 / 1 000 Cmh)
Installation Installation map (250 / 350 / 500 / 800 / 1 000 CMH) Plane figure RA grille Ventilator SA grille Maintenance space Inspection hatch Front view Duct slope: More than 1/30(wall side) obtaining of right distance Duct (Preventing penetration of rain water) Ceiling fixing bolt(Supplied by installer) New type hood (Preventing penetration of rain water) -
Page 17: Installation Map (1 500 / 2 000 Cmh)
Installation Installation map (1 500 / 2 000 CMH) Plane figure RA grille Ventilator Maintenance space SA grille Inspection hatch Front view Duct slope: More than 1/30(wall side) obtaining of right distance Ceiling fixing bolt(Supplied by installer) (Preventing penetration of rain water) New type hood (Preventing penetration of rain water) -
Page 18: Installation Of Main Body
Installation Installation of main body Assembly of washer, nut Ceiling fixing bolt Tighten the common washer and nut (more than 21 mm (M10) for the outside diameter of M10, to the commercial ceiling fixing bolt (M10) as shown in the right figure. Spring washer •... - Page 19 Installation CAUTION Heat insulating material Aluminium • Check that there are no foreign materials (paper, vinyl, etc) or cutoff powders in the duct before connecting the duct. • Take care so that shock may not be applied Main body to the damper plate within the main body when performing the duct connection work.
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Page 20: Method To Connect Power Cord
Installation Method to connect power cord Release two screws and then open the Cover of control box cover of the control box. Screw • With reference to the below wiring diagram, accurately connect the main power cords into the terminal block. After inserting the power cord into the bushing, fully insert it into the terminal block for connection. - Page 21 Installation CAUTION The power cord connected to the unit should be selected according to the following specifications. WARNING Indoor unit ground wires are required for preventing electrical shock accident during current leakage, Communication disorder by noise effect and motor current leakage (without connection to pipe). Wiring specifications Wiring specifications Sheathed wire (should be complied with 60245 IEC 53 standard)
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Page 22: How To Connect Remote Controller(Accessory)
Installation How to connect remote controller(accessory) Please connect indoor unit and remote controller using connection cable. Please check if connector is normally connected. Indoor Unit side Connecting cable Please use extension cable if the distance between wired remote controller and indoor unit is more than 10 m. -
Page 23: How To Use The Filter Check Alarm Function By Filter Clogging (800/1000/1500/2000 Cmh)
Installation How to use the filter check alarm function by filter clogging (800/1000/1500/2000 CMH) • To enable the filter check alarm function, you must set "test run" in the installer settings on the remote control. • After the test run is finished, the product will turn off. •... -
Page 24: Group Control
Installation Group control When installing more than 2 units of air conditioner to one wired remote controller, please connect as the right figure. Signal wire • If it is not event communication 12 V indoor unit, set the unit as slave. •... -
Page 25: Installer Setting - How To Enter Installer Setting Mode
Installation Installer setting - How to enter installer setting mode CAUTION Installer setting mode is to set the detail function of the remote controller. If the installer setting mode is not set correctly, it can cause problems to the product, user injury or property damage. - Page 26 Installation Accessory Model • In the menu screen, press [<,>(left/right)] button to select the setting category, and press [∧(up)] button for 3 seconds to enter the password input screen for the installer setting. • Input the password and press [OK] button to move to the installer setting list. h Installer setting password Main screen →...
- Page 27 Installation <Installer setting code table> General ventilation product Function Code Value Test run 01 : Test run setup Address setting 00~FF : Address of central control <ESP level> <ESP value> <Example> SA(Supply Air) ESP 01 : Low 0~255 02 : High EA(Exhaust Air) ESP Function Code ESP step...
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Page 28: Test Running
Test running Test running Method to operate and select air volume - Interlinked operation with ventilation It is used when air conditioner is interlinked with ventilation product. It is a function that cools and refreshes indoor air using the ventilation product at the same time operating the air conditioning function. -
Page 29: Ventilation Product User Manual - Single Operation With General Ventilation
Test running Ventilation product user manual - Single operation with general ventilation This function is to circulate the air in the room using a general ventilator. Single Operation with General Ventilation Press button on the remote controller. Press button to convert the ventilation mode. -
Page 30: In Case Of Finding A Problem At A Test Running
Test running In case of finding a problem at a test running Symptom Check item Counter-measure The product doesn't work Is power not supplied? Supply power Is air filtecr, total heat exchanger Follow cleaning and changing clogged severely? method. The product doesn't work through you press the 'On' switch Are the PCB and remote Connect rightly PCB and remote... - Page 31 LG Electronics Inc. Single Point of Contact (EU/UK) : LG Electronics European Shared Service Center B.V. Krijgsman 1, 1186 DM Amstelveen, The Netherlands Manufacturer : LG Electronics Inc. 84, Wanam-ro, Seongsan-gu, Changwon-si, Gyeongsangnam-do, KOREA UK Importer : LG Electronics U.K. Ltd,...
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