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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.
TYPE : Ceiling Concealed Duct – Low static
P/NO : MFL61971236
www.lg.com
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Table of Contents
Related Manuals for LG ABNQ18GL2A1
Summary of Contents for LG ABNQ18GL2A1
- 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. TYPE : Ceiling Concealed Duct – Low static www.lg.com P/NO : MFL61971236...
- 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 • Do not modify or extend the power cord randomly. - Otherwise, it may cause a fire or electrical shock. • Take care so that the power cord may not be pulled during operation. - Otherwise, it may cause a fire or electrical shock.
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Page 5: Table Of Contents
TABLE OF CONTENTS TABLE OF CONTENTS TIPS FOR SAVING EN- OPTIONAL OPERATION ERGY Installer Setting -Test Run Mode Installer Setting - Setting Address of IMPORTANT SAFETY IN- Central Control STRUCTIONS Installer Setting -Thermistor Installer Setting-Remote Controller INTRODUCTION Master/Slave Setup INSTALLATION OF IN- Installer Setting-Celsius / Fahrenheit Switching DOOR... -
Page 6: Introduction
INTRODUCTION INTRODUCTION Air outlet vents Air filters Air intake vents Control box Wired Remote Controller SPEED TEMP OPER MODE... -
Page 7: Installation Of Indoor
INSTALLATION OF INDOOR INSTALLATION OF INDOOR Selection of the best location (Unit: mm) Install the air conditioner in the location that Capacity (kBtu/h) satisfies the following conditions. - The place shall easily bear a load exceeding 1000 four times the indoor unit’s weight. 1200 - The place shall be able to inspect the unit as the figure. -
Page 8: Ceiling Dimension And Hanging Bolt Lo- Cation
INSTALLATION OF INDOOR Ceiling dimension and hanging CASE 2 bolt location - Install the unit leaning to a drainage hole side as a figure for easy water drainage. Install the unit above the ceiling correctly. Position of console Bolt CASE 1 - A place where the unit will be leveled and that can support the weight of the unit. -
Page 9: Indoor Unit Installation
INSTALLATION OF INDOOR Indoor Unit Installation Wiring Connection - Select and mark the position for fixing bolts. Connect the wires to the terminals on the control board individually according to the out- - Drill the hole for set anchor on the face of door unit connection. -
Page 10: Part Name And Functions
INSTALLATION OF INDOOR Part name and functions CAUTION - Low static duct type in case of suction from • Install declination of the indoor unit is back side. very important for the drain of the duct type air conditioner. Air Filter •... -
Page 11: Indoor Unit Drain Piping
INSTALLATION OF INDOOR Indoor Unit Drain Piping - Upward routing not allowed - 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. -
Page 12: Drain Test
INSTALLATION OF INDOOR Drain test Heat insulation - Connect the main drain pipe to the exterior Use the heat insulation material for the re- and leave it provisionally until the test comes frigerant piping which has an excellent to an end. heat-resistance (over 120 °C). -
Page 13: Remote Controller Installation
REMOTE CONTROLLER INSTALLATION REMOTE CONTROLLER INSTALLATION 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. - Setup direction: the surface of wall recla- - Please set it up not to bend because poor mation, upper, right setup could take place if setup board... -
Page 14: Group Control
REMOTE CONTROLLER INSTALLATION Please connect indoor unit and remote CAUTION controller using connection cable. When installing the wired remote controller, do not bury it in the wall. (It can cause dam- Please check if connector age in the temperature sensor.) is normally connected. - Page 15 REMOTE CONTROLLER INSTALLATION - For ceiling type cassette and duct When installing more than 2 wired remote product group, change the switch setting controllers to one air conditioner, please of the indoor PCB. connect as the right picture. - When installing more than 2 units of wired remote controller to one air - No.
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Page 16: 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. 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 17: Installer Setting - Setting Address Of Central Control
OPTIONAL OPERATION 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 18: Installer Setting -Thermistor
OPTIONAL OPERATION 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 19: Installer Setting-Remote Controller Master/Slave Setup
OPTIONAL OPERATION 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 20: Installer Setting-Celsius / Fahrenheit Switching
OPTIONAL OPERATION Installer Setting-Celsius / Fahrenheit Switching This function is used for switching the display between Celsius and Fahrenheit. (Optimized only for U.S.A) 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 21: 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 22 OPTIONAL OPERATION [Table. 1] ABNQ18GL2A1 (Unit : CMM) Static Pressure(mmAq(Pa)) Setting Value 0 (0) 1 (10) 2 (20) 3 (30) 4 (40) 5 (50) 6.50 7.34 6.70 8.20 7.55 6.69 9.07 8.43 7.56 6.47 9.96 9.32 8.45 7.36 10.87 10.22 9.36...
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Page 23: Dip Switch Setting
DIP SWITCH SETTING DIP SWITCH SETTING Indoor PCB Indoor PCB Indoor PCB Function Description Setting Off Setting On Default Selection of Master or Group Control Master Slave Slave Wired/Wireless remote Dry Contact Selection of Dry Contact controller Auto Mode Mode Selection of Manual or Auto operation Mode Continuous operation...