LG LZ-H025GBA4 Installation Manual
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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
001
www.lg.com
MFL67855535
Copyright © 2016 - 2018 LG Electronics Inc. All Rights Reserved.
Rev.00_080118
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Table of Contents
Related Manuals for LG LZ-H025GBA4
Summary of Contents for LG LZ-H025GBA4
- 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 MFL67855535 Copyright © 2016 - 2018 LG Electronics Inc. All Rights Reserved. Rev.00_080118...
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Page 2: Table Of Contents
Table of contents TABLE OF CONTENTS SAFETY PRECAUTIONS INTRODUCTION Symbols used in this manual Feature dimension diagram INSTALLATION Installation map Installation of main body Connection of duct Standards for model Method to connect power cord How to connect remote controller(accessory) Group control Installer Setting -How to enter installer setting mode TEST RUNNING... -
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 • 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 Safety precautions CAUTION Installation • Don't connect the ground wire to the window frame or water cock. - There is risk of electric shock. • Do not install the product at a smoky and oily place like kitchen or factory. - Otherwise.
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Page 7: Introduction
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 Model : LZ-H025GBA4 / LZ-H035GBA4 Suspension fixture Blower for exhausting air (Return Air) (Exhaust Air) (Outdoor Air) - Page 8 Introduction Model : LZ-H050GBA4 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...
- Page 9 Introduction Model : LZ-H080GBA4 / LZ-H100GBA4 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 Nominal Figure Pitch of suspension fixture Duct connection flange Duct pitch Weight...
- Page 10 Introduction Model : LZ-H150GBA4 / LZ-H200GBA4 Maintenance cover Control box Total heat exchanger Air filter Unit : mm Pitch of suspension Figure Duct connection flange Duct pitch Weight fixture Model LZ-H150GBA4 1 313 1 140 1 176 LZ-H200GBA4 h It necessary to secure sufficient space for maintenance more than the dimensions described in the product service.
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Page 11: Installation
Installation Installation Installation map (LZ-H025GBA4/LZ-H035GBA4/LZ-H050GBA4/LZ-H080GBA4/LZ-H100GBA4) 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... -
Page 12: Installation Map
Installation Installation map (LZ-H150GBA4/LZ-H200GBA4) Plane figure RA grille Ventilator Maintenance SA grille space 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) SA grille... -
Page 13: 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 14: Standards For Model
220-240 V, 50 Hz, 1 ph / 220 V, 60 Hz, 1 ph Capacity Ex) 080 → 800 CMH 100 → 1 000 CMH Heat Exchange Type H: Total Heat Recovery Indicates that this is LG's VENTILATION system 14 Ventilator... -
Page 15: Method To Connect Power Cord
After inserting the power cord into the bushing, fully insert it into the terminal block for connection. • Fix the power cords with the clamp. • Make sure that the power cords may not be removed by pulling them. LZ-H025GBA4/LZ-H035GBA4/LZ-H050GBA4 LZ-H150GBA4/LZ-H200GBA4 LZ-H080GBA4/LZ-H100GBA4 Power M.D. -
Page 16: 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 DC 12 V Signal Yellow Black CAUTION • Installation work must be performed in accordance with the national wiring standards by authorized personnel only. -
Page 17: 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 18: Installer Setting -How To Enter Installer Setting Mode
Installation Installer setting -How to enter installer setting mode CAUTION Installer setting is a mode to set the detailed functions of remote control. If the installer setting mode is set improperly, it may cause a break down, injury, or property damage. The installation requires an expertise and must be performed by one of our service centers or expert installer providers. - Page 19 Installation <Installer setting code table> 1) 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 20: Test Running
Test running Test running Method to operate and select air volume – Interlinked operation with ventilation. It can be used only when the air conditioner and the ventilator are interlocked. This function is to cool off the air in the room using a ventilator while air conditioner function is operating. Interlinked Operation with General Ventilation Press... -
Page 21: Method To Operate And Select Air Volume - Ventilation Single Operation
Test running Method to operate and select air volume – Ventilation single operation This function is to circulate the air in the room us ing a general ventilator. Single Operation with General Ventilation Press button on the remote controller. Press button to convert the ventilation mode. -
Page 22: 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 the indoor temperature less It's standby mode for protecting than 15 ℃ (34 ℉) or more than total heat exchanger.