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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 Cassette - 1Way (Art Type)
P/NO : MFL67568401
www.lg.com
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Table of Contents
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Summary of Contents for LG MFL67568401
- 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 Cassette - 1Way (Art Type) www.lg.com P/NO : MFL67568401...
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Page 2: Table Of Contents
Ceiling Cassette - 1Way(Art Type) Type Indoor Unit Installation Manual TABLE OF CONTENTS Installation Requirements Required Parts Required Tools Installation Parts ....3 Safety Precautions....4 Installation .......7 Selection of the Best Location...7 o Level gauge o Installation guide map Ceiling Dimension and o Screw driver o Four type "A"... -
Page 3: Installation Parts
Installation Parts Installation Parts Grille type Outlet Remo te Contro ller Inlet Wired remote controller Washer for Insulation for Plastic band Name Drain hose Clamp metal hanging bracket fitting Quantity 1 EA 2 EA 8 EA 4 EA 1 SET Shape for gas pipe for liquid pipe... -
Page 4: Safety Precautions
Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. n Be sure to read before installing the air conditioner. n Be sure to observe the cautions specified here as they include important items related to safety. n Incorrect operation due to ignoring instruction will cause harm or damage. - Page 5 Safety Precautions Do not modify or extend the power cable. Do not let the air conditioner run for a long time when the humidity is very high and a door or a window is left open. • There is risk of fire or electric shock. •...
- Page 6 Safety Precautions n Installation Install the drain hose to ensure that water is Do not install the product where it will be exposed drained away properly. to sea wind (salt spray) directly. • A bad connection may cause water leakage. •...
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Page 7: Installation
Installation Installation Read completely, then follow step by step. Selection of the Best Location • There should not be any heat source or steam near the unit. • There should not be any obstacles to the air circulation. • A place where air circulation in the room will be good. •... -
Page 8: Ceiling Dimension And Hanging Bolt Location
Installation Ceiling Dimension and Hanging Bolt Location • The dimensions of the paper model for installation are the same as those of the ceiling opening dimensions. 1,385 1,285 Ceiling Level gauge 1,180 TT Chassis 1,065 • This air-conditioner uses a drain pump. •... -
Page 9: Installation Of Decoration Panel (Grille Type)
Installation Installation of Decoration Panel (Grille Type) The decoration panel has its installation Before installing the decoration panel, direction. always remove the paper template. 1. Open the air outlet vane, and extract side covers. 2. Remove the air inlet grille from the decoration panel. 3. -
Page 10: Drain Piping
Installation Drain Piping • Drain piping must have down-slope (1/50 to 1/100): be sure not to Upward provide up-and-down slope to prevent reversal flow. Pipe clamp routing • During drain piping connection, be careful not to exert extra force not allowed on the drain port on the indoor unit. -
Page 11: Wiring Connection
Wiring Connection - Open the control box cover and connect the Remote 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. The connecting cable connected to the indoor and outdoor unit should be complied with the following specifications (This equipment shall be provided with a cord set complying with the national regulation). - Page 12 Installation Precautions when laying power wiring Use round pressure terminals for connections to the power terminal block. Round pressure terminal Power wire When none are available, follow the instructions below. - Do not connect wiring of different thicknesses to the power terminal block. (Slack in the power wiring may cause abnormal heat.) - When connecting wiring which is the same thickness, do as shown in the figure below.
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Page 13: Installation Of Wired Remote Controller
Installation Installation of Wired Remote Controller 1. Please fix tightly using provided screw after placing remote controller setup board on the place where you like to setup. - Please set it up not to bend because poor setup could take place if setup board bends. Please set up remote controller board fit to the reclamation box if there is a reclamation box. - Page 14 Installation 4. Please connect indoor unit and remote controller using connection cable. Please check if connector is normally connected. Indoor Unit side Connecting cable 5. Please use extension cable if the distance between wired remote controller and indoor unit is more than 10m.
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Page 15: Name And Function Of Wired Remote Controller(Accessory)
Installation Name and function of wired remote controller(Accessory) 1. Operation indication screen 2. Set temperature button • It will set not room temperature but outlet air temperature. 3. Fan speed button • Fan Speed have 3 Steps. • Middle and Low step is same 4. -
Page 16: Dip Switch Setting
Installation Dip Switch Setting Function Description Setting Off Setting On Default Communication N/A (Default) Cycle N/A (Default) Group Control Selection of Master or Slave Master Slave Dry Contact Mode Selection of Dry Contact Wired/Wireless remote Mode controller Auto Selection of Manual or Auto operation Mode Installation Fan continuous operation...