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INSTALLATION INSTRUCTIONS

ENGLISH

DIP Switch Setting of Indoor unit PCB

Function

Description

Setting Off

Setting On

Default

SW3 Group Control

Selection of Mas-
ter or Slave

Master

Slave

Off

SW4

Dry Contact
Mode

Selection of Dry
Contact Mode

Wired/Wireless remote

controller

Selection of Manual or Auto

operation Mode

Auto

Off

Indoor PCB

NOTE

Please refer to the wired remote controller accessory manual for more details about ‘Group
Control’ & ‘Dry Contact Mode’.

Содержание AMNQ12GTRA1

Страница 1: ...t 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 thorough ly MULTI TYPE CEILING CASSETTE Copyright 2012 2021 LG Electronics Inc All Rights Reserved MFL65779702 Rev 02_010821 ENGLISH ...

Страница 2: ...condition er is used for many hours Clean the air filter once every 2 weeks Dust and impurities collected in the air filter may block the air flow or weaken the cooling dehumidifying functions For your records Staple your receipt to this page in case you need it to prove the date of purchase or for warranty purposes Write the model number and the serial number here Model number Serial number You c...

Страница 3: ...ve or underrated circuit breaker Use this appliance on a dedicated circuit There is risk of fire or electric shock For electrical work contact the dealer seller a qualified electrician or an Authorized Service Center Do not disassemble or repair the product There is risk of fire or electric shock Always ground the product There is risk of fire or electric shock Install the panel and the cover of c...

Страница 4: ...UTION 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 Keep level even when installing the product To avoid vibration or water leakage Do not install the product where the noise or hot air from...

Страница 5: ... Piping 12 Wiring Connection 13 Remote Control Preparation 14 INSTALLATION OF DECORATIVE PANEL ACCESSORY 17 INSTALLATION INSTRUCTIONS 17 Installer Setting Setting Address of Central Control 17 Installer Setting Checking Address of Central Control 18 Installer Setting How to enter installer setting mode 20 DIP Switch Setting of Indoor unit PCB TABLE OF CONTENTS ENGLISH TABLE OF CONTENTS ...

Страница 6: ...lamp metal 2 EA Insulation for fitting 1 set Drain hose 1 EA Clamp Tie Wrap 8 EA Washer for hanging bracket 4 EA Bolt 4 EA Other Paper pattern for installation Owner s manual Installation manual Screws for fixing panels are attached to decoration panel 6 INTRODUCTION Features ENGLISH INTRODUCTION ...

Страница 7: ... Read completely then follow step by step Unit mm Ceiling Ceiling Board Ceiling Board 300 or more Above 2500 4000 or less 1000 or more 500 or more 500 or more 300 or less Floor INSTALLATION Please use an annexed sheet or the corru gated cardboard on the bottom of packing as installation sheet When using the bottom sheet please use it after separating the installation sheet from packing of the prod...

Страница 8: ... Ceiling opening 787 Hanging bolt 684 Hanging bolt 671 875 Ceiling opening 840 Unit size 840 Unit size Level gauge Ceiling Select and mark the position for fixing bolts and piping hole Decide the position for fixing bolts slightly tilted to the drain direction after considering the direc tion of drain hose Drill the hole for anchor bolt on the wall This air conditioner uses a drain pump Install th...

Страница 9: ...e cases take the following actions Make sure that ventilation fan is enough to cover all noxious gases from this place Ensure enough distance from the cooking room to install the air conditioner in such a place where it may not suck oily steam 2 Avoid installng air conditioner in such places where cooking oil or iron powder is gener ated 3 Avoid places where inflammable gas is generated 4 Avoid pl...

Страница 10: ...Washer M10 TQ TR 31 34mm TM TM A TN TP TP B 15mm Drain Piping Drain piping must have down slope 1 50 to 1 100 be sure not to provide up and down slope to prevent reversal flow During drain piping connection be careful not to exert extra force on the drain port on the indoor unit The outside diameter of the drain connec tion on the indoor unit is 32mm Piping material Polyvinyl chloride pipe VP 25 a...

Страница 11: ...rol box cover 2 Provide a circuit breaker switch be tween power source and the unit 3 The screws which fasten the wiring in the casing of electrical fittings are li able to come loose from vibrations to which the unit is subjected during the course of transportation Check them and make sure that they are all tightly fastened If they are loose it could give rise to burn out of the wires 4 Specifica...

Страница 12: ...controller cord and Indoor power wires Remove the control box cover for electrical connection between the indoor and outdoor unit Remove screws Use the cord clamper to fix the cord Remote controller cord 1 1 Connection cord between the indoor unit and the outdoor unit Control box cover On which the Electric Wiring Connection is put The connecting cable connected to the indoor and outdoor unit shou...

Страница 13: ...irmly then secure to prevent outside pressure being exerted on the termi nal block Use an appropriate screwdriver for tightening the terinal screws A screwdriver with a small head will strip the head and make prop er tighterning impossible Over tightening the terminal screws may break them Remote Control Preparation How to mount onto a wall 1 Remove the battery cover from the remote controller Sli...

Страница 14: ...el 4 Insert two screws on diagonal corners of panel Do not tighten the bolts completely The fixing screws are included in the indoor unit box Check the alignment of panel with the ceil ing Height can be adjusted using hanging bolts as shown in picture Insert the other two screws and tighten all screws com pletely Separate the link from the front grill Corner cover Hook clip Hook 2 Remove the Corne...

Страница 15: ...Y 6 Open two screws of control panel cover 7 Connect one display connector and two vane control connectors of front panel to indoor unit PCB The position marking on PCB is as Display connector CN_DISPLAY Vane control connector CN_VANE 1 2 8 Close the cover for control box 9 Install the air inlet grille and Filter on the panel After inserting the edge of the grill into the panel body close the door...

Страница 16: ...LETED After completing work be sure to measure and record trial run properties and store measured data etc Measuring items are room temperature out side temperature suction temperature blow out temperature wind velocity wind volume voltage current presence of abnormal vibra tion and noise operating pressure piping tem perature compressive pressure As to the structure and appearance check fol lowin...

Страница 17: ... the indoor unit type 2 Reset the remote controller to use the general operation mode 3 By using the TEMPERATURE SETTING button set the indoor unit address Setting range 00 FF 2 After setting the address press the ON OFF button toward the indoor unit 1 time 3 The indoor unit will display the set address to complete the address set ting The address display time and method can differ by the indoor u...

Страница 18: ...allation or change that is carried out by a non certificated person should be responsible for the results In this case free service cannot be provided With the FAN SPEED button pressed press the RESET button 1 By using the TEMPERATURE SETTING button set function code and setting value Please refer the Installer Setting Code Table 2 Press the ON OFF button toward the indoor unit 1 time 3 Reset the ...

Страница 19: ...g Group Control of the product turn off the power then turn it back on after 1 minute Auxiliary heater This function is only applied to models with Auxiliary Heater function being activated No Function Function Code Setting Value Remote Controller LCD 0 Mode Override 0 0 Set to Master 1 Set to Slave 1 Ceiling Height Selection 1 1 Standard 2 Low 3 High 4 Super High 2 Group Control 2 0 Set to Master...

Страница 20: ...ction of Mas ter or Slave Master Slave Off SW4 Dry Contact Mode Selection of Dry Contact Mode Wired Wireless remote controller Selection of Manual or Auto operation Mode Auto Off 1 ON 2 3 4 5 6 7 8 Indoor PCB Indoor PCB Indoor PCB NOTE Please refer to the wired remote controller accessory manual for more details about Group Control Dry Contact Mode ...

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