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MFL67939916

Rev.00_051018

INSTALLATION MANUAL

Ceiling Concealed Duct

AIR

CONDITIONER

www.lg.com

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.

Copyright © 2015 - 2018 LG Electronics Inc. All Rights Reserved.

ENGLISH

FRANÇAIS

Summary of Contents for ABNQ18GM1T0

Page 1: ... 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 Copyright 2015 2018 LG Electronics Inc All Rights Reserved ENGLISH FRANÇAIS ...

Page 2: ...conditioner 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 ca...

Page 3: ...rical part cover of the indoor unit and the service panel of the outdoor unit are not attached securely it could result in a fire or electric shock due to dust water etc Always install an earth leakage circuit breaker and a dedicated switching board No installation may cause a fire and electrical shock Do not keep or use flammable gases or combustibles near the air conditioner Otherwise it may cau...

Page 4: ...put anything on it It may cause an injury through dropping of the unit or falling down When the product is submerged into water always contact the service center Otherwise it may cause a fire or electrical shock Take care so that children may not step on the outdoor unit Otherwise children may be seriously injured due to falling down CAUTION Installation Install the drain hose to ensure that drain...

Page 5: ...r installer setting mode 21 Installer Setting Test Run Mode 22 Installer Setting Setting Address of Central Control 23 Installer Setting E S P 24 Installer Setting Thermistor 25 Installer Setting Ceiling Height Selection 26 Installer Setting Static Pressure Setting 27 Installer Setting Remote Controller Master Slave Setup 28 OPTIONAL OPERATION 28 Installer Setting Test Run Mode 29 Installer Settin...

Page 6: ...6 INTRODUCTION ENGLISH Features INTRODUCTION TEMP FAN SPEED OPER MODE Remote Controller Air inlet vents Air outlet vents ...

Page 7: ...am near the unit Confirm the positional relationship between the unit and suspension bolts Thermal insulator the ceiling opening to clean the filter or service under the product Installation of Unit Install the unit above the ceiling correctly Position of suspension Bolt Apply a joint canvas between the unit and duct to absorb unnecessary vibration Apply a filter Accessory at air return hole CASE ...

Page 8: ...or set anchor on the face of ceiling Insert the set anchor and washer onto the suspension bolts for locking the suspension bolts on the ceiling Mount the suspension bolts to the set anchor firmly Secure the installation plates onto the suspension bolts adjust level roughly using nuts washers and spring washers CASE 2 M10 Nut M10 SP washer M10 washer X 4 X 4 Local supply X 4 M10 Nut M10 SP washer M...

Page 9: ...ressure mmAq Ex External Pressure 10 mmAq A 70 mm B 40 mm C 20 mm A Make sure to be closed Unit Drainage pipe Local supply Thermal insulator Local supply Always lay the drain withdownw ard inclination 1 100 to 1 50 Prevent any upward flow or reverse flow in any part 10 mm or thicker formed thermal insulator shall always be provided for the drain pipe Install the P Trap or U Trap to prevent a water...

Page 10: ... the drain piping Install the drain raising pipes at a right angle to the indoor unit and no more than 300 mm from the unit Thermal insulator material Polyethylene foam with thickness more than 8 mm Drain test Connect the main drain pipe to the exterior and leave it provisionally until the test comes to an end Feed water to the flexible drain hose and check the piping for leakage When the test is ...

Page 11: ... electrical connection between the indoor and outdoor unit Remove screws Use the cord clamper to fix the cable Indoor unit Thermal insulator accessory Fastening band accessory Refrigerant piping A view Control box cover On which the Electric Wiring Connection is put Remote controler cable Connection cable between the indoor unit and the outdoor unit Control terminal board Control box A CAUTION The...

Page 12: ... the terminal screws may break them Round pressure terminal Power wiring Flaring Work Main cause for gas leakage is due to defect of flaring work Carry out correct flaring work in the following procedure 1 Use the piping kit accessory or the pipes purchased locally 2 Measure the distance between the indoor and the outdoor unit 3 Cut the pipes a little longer than measured distance 4 Cut the cable ...

Page 13: ...es Smooth all round Even length all round Surface damaged Cracked Uneven thickness Improper flaring Connecting the installation pipe and drain hose to the indoor unit Indoor unit tubing Flare nut Pipes Outside diameter Torque mm inch kgf m Ø6 35 1 4 1 8 2 5 Ø9 52 3 8 3 4 4 2 Ø12 7 1 2 5 5 6 5 Ø15 88 5 8 6 3 8 2 Ø19 05 3 4 9 9 12 1 Wrench Indoor unit tubing Open end wrench fixed Connection pipe Fla...

Page 14: ... them with vinyl tape sufficient enough to cover where they fit into the rear piping housing section Vinyl tape narrow Adhesive Drain pipe Indoor unit drain hose Wrap the insulation material around the connecting portion Insulation material Gas Pipe Liquid Pipe Cutting Line Cutting Line Good Case Bad Case Tubing cutting line have to be upward Vinyl tape narrow Connection pipe Connecting cable Viny...

Page 15: ...emote controller board fit to the reclamation box if there is a reclamation box 2 Can set up wired remote controller cable into three directions Set up direction the surface of wall reclamation upper right If setting up remote controller cable into upper and right side please set up after removing remote controller cable guide groove Remove guide groove with long nose Reclamation to the surface of...

Page 16: ...from the indoor unit s C BOX and the housing type of the extension cable When connecting Terminal Blocks of the indoor C BOX and the wired remote controller with the extension cable refer to the steps below Remove the screw on the cable which is fastened to the wired remote controller s Terminal Block by loosening with a screw driver Remove the housing of the provided 32 ft extension cable with a ...

Page 17: ...he terminal screws A screwdriver with a small head will strip the head and make proper tightening impossible Over tightening the terminal screws may break wires and terminal block structure 5 Please use an extension cable if the distance between the wired remote controller and the indoor unit is longer than 32 ft 10 m CAUTION Installation work must be performed in accordance with the national wiri...

Page 18: ...mote controller where it can be affected by Drafts or dead spots behind doors and in corners Hot or cold air from ducts Radiant heat from sun or appliances Concealed pipes and chimneys Uncontrolled areas such as an outside wall behind the remote controller This remote controller is equipped with LCD display For proper display of the remote controller LCD s the remote controller should be installed...

Page 19: ...o one indoor unit with event communication function set the master slave of the remote controller Refer to remote controller master slave selection When controlling the group some functions excluding basic operation setting fan level Min Mid Max remote controller lock setting and time setting may be limited 2 When installing more than 2 wired remote controllers to one air conditioner please connec...

Page 20: ...button same time for five seconds 1 When you enter the setting mode Initially Function code is displayed on the LCD screen 2 Installer Setting Code Table General air conditioner product No Function Code Value 1 Test Run 01 01 Set 2 Address Setting 02 00 FF Address ESP Step ESP Value Example 01 VeryLow 0 255 02 Low 3 E S P Value 03 03 Med 04 High 05 Very High 01 Remo 4 Thermistor 04 02 Indoor 03 2T...

Page 21: ...e left figure 2 When pressing the button and button simultaneously for more than 3 seconds after the setting has been completed the setting mode will be released If there isn t any button input for more than 25 seconds the installer setting mode will also be released 3 When approx 18 minutes are elapsed after starting of the test oper mode the system will be stopped automatically and converted to ...

Page 22: ... completed the setting mode will be released If there isn t any button input for more than 25 seconds the installer setting mode will also be released 4 Set up the group number and indoor unit with the temperature adjustment buttons For example when setting as Group number 2 Indoor number 3 it will be displayed as shown in the left figure 2 OPER MODE OPER MODE TEMP Group number Indoor unit number ...

Page 23: ...esired air flow rate value with the temperature up down button E S P value range 0 255 E S P value will be indicated at the upper right section of the display window 3 When pressing the button currently established E S P value will be set up 4 When pressing the button and button simultaneously for more than 3 seconds after the setting has been completed the setting mode will be released If there i...

Page 24: ...g into the installer setting mode select the thermistor sensor setting code value by pressing the button Thermistor sensor selection code value 04 1 Select the desired setting value with the temperature up down button 2 When pressing the button currently established thermistor sensor location will be set up 3 When pressing the button and button simultaneously for more than 3 seconds after the sett...

Page 25: ...r the setting has been completed the setting mode will be released If there isn t any button input for more than 25 seconds the installer setting mode will also be released 4 OPER MODE OPER MODE Code value Setting value 01 Low 02 Standard 03 High 04 Very high OPER MODE Value Ceiling height setting is available only for some products Ceiling height of Very high function may not exist depending on t...

Page 26: ...ode value 06 1 Select the desired setting value with the temperature up down button 2 When pressing button currently established static pressure value will be set up 3 When pressing the button and button simultaneously for more than 3 seconds after the setting has been completed the setting mode will be released If there isn t any button input for more than 25 seconds the installer setting mode wi...

Page 27: ...ic pressure value will be set up 3 When pressing the button and button simultaneously for more than 3 seconds after the setting has been completed the setting mode will be released If there isn t any button input for more than 25 seconds the installer setting mode will also be released 4 OPER MODE Code value Setting value 00 Slave 01 Master OPER MODE Value Remote controller Function Master Indoor ...

Page 28: ...p down fan speed Airflow run stop button 4 Press and hold button for more than 3 seconds to enter the installer settings mode If pressing only once briefly it will enter the user settings mode Make sure to press and hold for more than 3 seconds For the wall mount product cancel the wind direction left right 1 The set value 01 will blink in the lower part of display window Select the test run mode ...

Page 29: ...an speed SLOW LOW MED HIGH POW The ESP set value can be programmed 0 225 3 Move to the ESP value settings using button The ESP value numbers will blink It is set 000 by default 4 Set the ESP value using button The ESP value can be set from 1 up to 255 and 1 is the smallest value and 255 is the largest value 5 Function code ESP code ESP value Press and hold button for more than 3 seconds to enter t...

Page 30: ...for more than 3 seconds 1 Press button to exit If no button is selected for about 25 seconds after setup it exits the setup mode automatically If the button is not selected before you exit the changes will not apply Code value for Room temperature sensor Thermistor Set value Temperature sensor selection Function 01 Remote controller Operation in remote controller temperature sensor 02 Indoor unit ...

Page 31: ...aster Code value for remote control master slave Set value Press button to save the setting Press button to exit If no button is selected for about 25 seconds after setup it exits the setup mode automatically If the button is not selected before you exit the changes will not apply Remote controller Function Master Indoor unit operates based on master remote controller at group control Master is se...

Page 32: ...pressing only once briefly it will enter the user settings mode Make sure to press and hold for more than 3 seconds Set value for dry contact 00 Manual 01 Auto Code value for dry contact Set value Press button to save the setting Press button to exit If no button is selected for about 25 seconds after setup it exits the setup mode automatically If the button is not selected before you exit the cha...

Page 33: ...ic pressure 01 V H 02 F H 03 V L 04 F L Code value for static pressure Set value Press button to save the setting Press button to exit If no button is selected for about 25 seconds after setup it exits the setup mode automatically If the button is not selected before you exit the changes will not apply Installer Setting Static Pressure Setting This function is applied to only duct type Setting thi...

Page 34: ...67 72 76 80 82 85 LOW 24 58 63 68 72 76 79 82 Model Step CMM Static Pressure mmAq Pa 2 20 2 5 25 3 29 4 39 6 59 8 78 10 98 ABNQ24GM1T0 HIGH 18 94 96 101 106 109 115 121 MID 16 5 89 91 96 101 105 111 117 LOW 14 79 81 87 93 99 105 112 Model Step CMM Static Pressure mmAq Pa 4 39 5 49 6 59 7 69 8 78 9 88 10 98 11 108 12 118 13 127 14 137 Setting Value 32 01 32 02 32 03 32 04 32 05 32 06 32 07 32 08 32...

Page 35: ...7 121 124 127 130 133 136 137 138 140 MID 20 102 110 114 118 121 125 127 130 133 134 136 LOW 18 96 102 107 110 114 118 122 125 127 130 132 Model Step CMM Static Pressure mmAq Pa 2 5 25 3 29 4 39 5 49 6 59 7 69 8 78 9 88 11 108 12 118 15 147 Setting Value 1step 2step 3step 4step 5step 6step 7step 8step 9step 10step 11step ABNW36GM3T1 ABNQ36GM3T1 HIGH 30 66 69 71 76 80 84 86 91 97 101 105 MID 25 62 ...

Page 36: ...BNQ48LM3T0 6 59 5 50 12 118 ABNQ54LM3T0 6 59 4 39 14 137 Model Maximum Value ABNQ18GM1T0 106 ABNQ24GM1T0 115 ABNQ30GM1T0 115 ABNQ36GM3T0 72 ABNQ48LM3T0 90 ABNQ54LM3T0 98 Model Factory set E S P mmAq Pa Lower Limit E S P mmAq Pa Upper Limit E S P mmAq Pa ABNW18GM1T1 6 59 2 20 15 147 ABNQ18GM1T1 2 20 15 147 ABNW24GM1T1 2 20 15 147 ABNQ24GM1T1 2 20 15 147 ABNW30GM1T1 2 5 25 15 147 ABNQ30GM1T1 2 5 25 ...

Page 37: ...Selection of Master 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 SW5 Installation Fan continuous operation Continuous operation Removal Working Off 48k 54k 18k 24k 30k 36k 18k 24k 30k 36k 48k 54k Indoor PCB Indoor PCB Indoor PCB Model ABNQ GM1 3 T0 Model ABNW Q GM1 3 T1 ...

Page 38: ...38 ENGLISH ...

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