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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 Concealed Duct
MFL67939916
Rev.00_051018
Copyright © 2015 - 2018 LG Electronics Inc. All Rights Reserved.
www.lg.com
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Related Manuals for LG ABNQ18GM1T0
Summary of Contents for LG ABNQ18GM1T0
- 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 Concealed Duct www.lg.com MFL67939916 Rev.00_051018 Copyright © 2015 - 2018 LG Electronics Inc. All Rights Reserved.
- Page 2 TIPS FOR SAVING ENERGY TIPS FOR SAVING ENERGY Here are some tips that will help you minimize the power consumption when you use the air conditioner. You can use your air conditioner more efficiently by referring to the instructions below: •...
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Page 3: Important Safety Instructions
IMPORTANT SAFETY INSTRUCTIONS IMPORTANT SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USING THE APPLIANCE. Always comply with the following precautions to avoid dangerous situations and ensure peak performance of your product WARNING It can result in serious injury or death when the directions are ignored CAUTION It can result in minor injury or product damage when the directions are ignored WARNING... - Page 4 IMPORTANT SAFETY INSTRUCTIONS • Make sure that a sekparate power supply circuit is provided for this unit and that all electrical work is carried out by qualified personnel according to local laws and regulations and this installation manual. An insufficient power supply capacity or improper electrical construction may lead to electric shocks or fire. •...
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Page 5: Table Of Contents
TABLE OF CONTENTS TABLE OF CONTENTS TIPS FOR SAVING ENERGY IMPORTANT SAFETY INSTRUCTIONS INTRODUCTION Features INSTALLATION OF INDOOR Selection of the best location Installation of Unit Indoor Unit Drain Piping Drain test Thermal insulator Wiring Connection Flaring Work INSTALLATION INSTRUCTION Remote controller installation Group control Installer Setting - How to enter installer setting mode... -
Page 6: Introduction
INTRODUCTION INTRODUCTION Features Air inlet vents Air outlet vents Remote SPEED Controller TEMP OPER MODE... -
Page 7: Installation Of Indoor
INSTALLATION OF INDOOR INSTALLATION OF INDOOR Selection of the best location Installation of Unit - The place shall easily bear a load exceeding Install the unit above the ceiling correctly. four times the indoor unit’s weight. - The place shall be able to inspect the unit as CASE 1 the figure. - Page 8 INSTALLATION OF INDOOR - Select and mark the position for fixing bolts. CASE 2 - Drill the hole for set anchor on the face of - Install the unit leaning to a drainage hole side ceiling. as a figure for easy water drainage. Position of console Bolt - A place where the unit will be leveled and that can support the weight of the unit.
- Page 9 INSTALLATION OF INDOOR CAUTION • Install declination of the indoor unit is very important for the drain of the duct type air conditioner. • Minimum thickness of the insulation for the connecting pipe shall be 5mm. Front of view • The unit must be declined to the drain hose connected when finished installation. Ceiling CORRECT INCORRECT...
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Page 10: Indoor Unit Drain Piping
INSTALLATION OF INDOOR Indoor Unit Drain Piping Drain test - Drain piping must have down-slope (1/50 to - Connect the main drain pipe to the exterior 1/100): be sure not to provide up-and-down and leave it provisionally until the test comes slope to prevent reversal flow. -
Page 11: Thermal Insulator
INSTALLATION OF INDOOR Thermal insulator Use the thermal insulator material for the refrigerant piping which has an excellent heat-resistance (over 120 °C). If this air conditioner is operated for a long time in high humid atmosphere (dew point Control box cover temperature: more than 23 °C), water (On which the Electric Wiring Connection is put) -
Page 12: Flaring Work
INSTALLATION OF INDOOR Flaring Work CAUTION Main cause for gas leakage is due to defect of flaring work. Carry out correct flaring work in Precautions when laying power wiring the following procedure. Use round pressure terminals for connections to the power terminal block. Cut the pipes and the cable Power wiring Round pressure terminal... - Page 13 INSTALLATION OF INDOOR Putting nut on Check - Remove flare nuts attached to indoor and Compare the flared work with the figure outdoor unit, then put them on pipe/tube having completed burr removal. (not possible If a flared section is defective, cut it off to put them on after finishing flare work) and do flaring work again.
- Page 14 INSTALLATION OF INDOOR CAUTION Set the tubing cutting line upward. Wrap the area which accommodates the rear piping housing section with vinyl tape. • When mechanical connectors are reused indoors, sealing parts shall be Cutting Line renewed. • When flared joints are reused indoors, the flare part shall be re-fabricated.
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Page 15: Installation Instruction
INSTALLATION INSTRUCTION INSTALLATION INSTRUCTION Please fix tightly using provided screw Can set up wired remote controller cable after placing remote controller setup board into three directions. on the place where you like to setup. - Set up direction: the surface of wall - Please set it up not to bend because poor reclamation, upper, right setup could take place if setup board... - Page 16 Extension cable(housing type) Wall Wall Side Side CAUTION • Specification of LG supplied extension cable: AWG#22, 3 core shielded. Remove remote controller by inserting a (Model : PZCWRC1) screwdriver into the lower separating holes * Apply enclosed noncombustible and twisting to release the controller from conduit(metal raceway) totally or use FT- backplate.
- Page 17 INSTALLATION INSTRUCTION ③ Make sure each wire is securely fastened CAUTION under each screw terminal and the wires • Installation work must be performed in are not in contact with each other. accordance with the national wiring ④ Please connect the Terminal blocks of standards and local by authorized indoor unit’s C/BOX and wired remote personnel only.
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Page 18: Remote Controller Installation
INSTALLATION INSTRUCTION Remote controller installation Since the room temperature sensor is in the remote controller, the remote controller box should be installed in a place away from direct sunlight, high humidity and direct supply of cold air to maintain proper space temperature. Install the remote controller about 5 ft(1.5 m) above the floor in an area with good air circulation at an average temperature. -
Page 19: Group Control
INSTALLATION INSTRUCTION Group control * When installing 2 remote controllers to one indoor unit with event When installing more than 2 units of air communication function, set the conditioner to one wired remote controller, master/slave of the remote controller. please connect as the right figure. (Refer to remote controller master/slave selection) - If it is not event communication indoor... -
Page 20: Installer Setting - How To Enter Installer Setting Mode
INSTALLATION INSTRUCTION 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 21: Installer Setting - Test Run Mode
INSTALLATION INSTRUCTION Installer Setting - Test Run Mode After installing the product, you must run a Test Run mode. For details related to this operation, refer to the product manual. OPER When pressing the button and MODE button simultaneously for more than 3 seconds, the system will be entered into the installer setting mode. -
Page 22: Installer Setting - Setting Address Of Central Control
INSTALLATION INSTRUCTION Installer Setting - Setting Address of Central Control It's the function to use for connecting central control. Please refer to central controller manual for the details OPER When pressing the button and MODE button simultaneously for more than 3 seconds, the system will be entered into the installer setting mode. -
Page 23: Installer Setting -E.s.p
INSTALLATION INSTRUCTION Installer Setting -E.S.P. This is the function that decides the strength of the wind for each wind level and because this function is to make the installation easier. - If you set ESP incorrectly, the air conditioner may malfunction. - This setting must be carried out by a certificated-technician. -
Page 24: Installer Setting -Thermistor
INSTALLATION INSTRUCTION Installer Setting -Thermistor This is the function to select the temperature sensor to judge the room temperature. OPER When pressing the button and MODE button simultaneously for more than 3 seconds, the system will be entered into the installer setting mode. - After entering into the installer setting mode, select the thermistor sensor setting code value by pressing the... -
Page 25: Installer Setting - Ceiling Height Selection
INSTALLATION INSTRUCTION Installer Setting - Ceiling Height Selection This function is to adjust FAN Airflow rate according to ceiling height (For ceiling type product) OPER When pressing the button and MODE button simultaneously for more than 3 seconds, the system will be entered into the installer setting mode. -
Page 26: Installer Setting - Static Pressure Setting
INSTALLATION INSTRUCTION Installer Setting - Static Pressure Setting This function is applied to only duct type. Setting this in other cases will cause malfunction. -
Page 27: Installer Setting-Remote Controller Master/Slave Setup
INSTALLATION INSTRUCTION Installer Setting-Remote Controller Master/Slave Setup It is a function for settings in group control, or 2-remote controller control. OPER When pressing the button and MODE button simultaneously for more than 3 seconds, the system will be entered into the installer setting mode. -
Page 28: Optional Operation
OPTIONAL OPERATION OPTIONAL OPERATION Installer Setting -Test Run Mode After installing the product, you must run a Test Run mode. For details related to this operation, refer to the product manual. Press and hold button for more than 3 seconds to enter the installer settings mode. -
Page 29: Installer Setting - E.s.p
OPTIONAL OPERATION Installer Setting - E.S.P. This is the function that decides the strength of the wind for each wind level and because this function is to make the installation easier. - If you set ESP incorrectly, the air conditioner may malfunction. - This setting must be carried out by a certificated-technician. -
Page 30: Installer Setting - Thermistor
OPTIONAL OPERATION Installer Setting - Thermistor This is the function to select the temperature sensor to judge the room temperature. 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. -
Page 31: Installer Setting - Group Setting
OPTIONAL OPERATION Installer Setting - Group Setting It is a function for settings in group control, or 2-remote controller control.) 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. -
Page 32: Installer Setting-Dry Contact Mode Setting
OPTIONAL OPERATION Installer Setting-Dry Contact Mode Setting Dry contact function is the function that is possible to use only when dry contact equipment is separately purchased/setup. 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. -
Page 33: Installer Setting - Static Pressure Setting
OPTIONAL OPERATION Installer Setting - Static Pressure Setting This function is applied to only duct type. Setting this in other cases will cause malfunction. 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. - Page 34 OPTIONAL OPERATION [Table. 1] Static Pressure[mmAq(Pa)] Model Step CMM 2(20) 2.5(25) 3(29) 4(39) 6(59) 8(78) HIGH 16.5 ABNQ18GM1T0 14.5 Static Pressure[mmAq(Pa)] Model Step CMM 2(20) 2.5(25) 3(29) 4(39) 6(59) 8(78) 10(98) HIGH ABNQ24GM1T0 16.5 Static Pressure[mmAq(Pa)] Model Step CMM 2.5(25) 4(39) 5(49) 6(59) 7(69) 8(78) 10(98)
- Page 35 OPTIONAL OPERATION Static Pressure[mmAq(Pa)] 2(20) 2.5(25) 3(29) 4(39) 6(59) 8(78) 10(98) 12(118) 13(127) 14(137) 15(147) Model Step Setting Value 1step 2step 3step 4step 5step 6step 7step 8step 9step 10step 11step HIGH 16.5 ABNW18GM1T1 14.5 ABNQ18GM1T1 HIGH ABNW24GM1T1 16.5 ABNQ24GM1T1 14.5 Static Pressure[mmAq(Pa)] 2.5(25) 4(39) 5(49)
- Page 36 2. Table 1 is based at 230V. According to the fluctuation of voltage, air flow rate varies. 3. Factory Set(External Static Pressure) each Model Lower Limit (E.S.P) Upper Limit (E.S.P) Factory set (E.S.P.) Model mmAq(Pa) mmAq(Pa) mmAq(Pa) ABNQ18GM1T0 8(78) 2(20) 8(78) 2(20) 10(98) ABNQ24GM1T0 8(78) ABNQ30GM1T0 8(78) 2.5(25)
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Page 37: Dip Switch Setting
DIP SWITCH SETTING DIP SWITCH SETTING (48k/54k) Indoor PCB Indoor PCB Indoor PCB (18k/24k/30k/36k) Indoor PCB Indoor PCB Indoor PCB < Model : ABNQ**GM1(3)T0 > (18k/24k/30k/36k/48k/54k) Indoor PCB Indoor PCB Indoor PCB < Model : ABNW(Q)**GM1(3)T1 > Function Description Setting Off Setting On Default Selection of Master or Group Control...