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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.

P/NO : MFL67798104

www.lg.com

TYPE : Ceiling Concealed Duct - Low Static

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БЪЛГАРСKN

SRPSKI

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ENDKA

NORSK

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ENGLISH

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ALIANO

ESP
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ÑOL

FRANÇAIS

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ČEŠTINA

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POL

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LIMBA R

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Summary of Contents for ARNU05GL1G2

Page 1: ...he national wiring standards by authorized personnel only Please retain this installation manual for future reference after reading it thoroughly P NO MFL67798104 www lg com TYPE Ceiling Concealed Duct Low Static MAGYAR БЪЛГАРСKN SRPSKI HRVATSKI SVENDKA NORSK SUOMI DANSK ENGLISH ITALIANO ESPAÑOL FRANÇAIS DEUTSCH ΕΛΛΗΝΙΚΆ ČEŠTINA NEDERLANDS POLSKI LIMBA ROMÂNĂ PORTUGUESE ...

Page 2: ...erent depending on model No o Spanner Half union o A glass of water o Screw driver o Hexagonal wrench o Gas leak detector o Vacuum pump o Gauge manifold o Owner s manual o Thermometer Installation Parts 3 Safety Precautions 4 Installation Selection of the best location 7 Ceiling opening dimension and hanging bolt location 8 Indoor Unit Installation 9 Wiring Connection 9 Part name and functions 11 ...

Page 3: ...s Wired Remote Controller Installation Parts Name Quantity Shape for gas pipe for liquid pipe Clamp metal 2 EA Insulation for fitting 1 set Drain hose 1 EA Clamp Tie Wrap 8 EA Washer for hanging bracket 4 EA Other Screws for fixing panels are attached to decoration panel Owner s manual Installation manual ...

Page 4: ...icates the possibility of injury or damage to properties only Be sure not to do Be sure to follow the instruction WARNING n Installation Do not use a defective or underrated circuit breaker Use this appliance on a dedi cated 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 rep...

Page 5: ...or an Authorized Service Center There is risk of fire electric shock explosion or injury Do not install the product on a defective installation stand It may cause injury accident or damage to the product Be sure the installation area does not deteriorate with age If the base collapses the air conditioner could fall with it causing property damage product failure and personal injury Do not store or...

Page 6: ...se or hot air from the outdoor unit could dam age the neighborhoods It may cause a problem for your neighbors Use two or more people to lift and transport the product Avoid personal injury Do not install the product where it will be exposed to sea wind salt spray directly It may cause corrosion on the product Corrosion particularly on the condenser and evapora tor fins could cause product malfunct...

Page 7: ...where air circulation in the room will be good There should not be any heat source or steam near the unit Confirm the positional relationship between the unit and suspension bolts Installation the ceiling opening to clean the filter or service under the product Selection of the best location A Min Inspection hole 600 x 600 Control box H 20 or more Suitable dimension H is necessary to get a slope t...

Page 8: ...y water drainage A place where the unit will be leveled and that can support the weight of the unit A place where the unit can withstand its vibration A place where service can be easily performed POSITION OF SUSPENSION BOLT Unit mm C E G D F I A J B H Drainage hole M10 Nut M10 washer X 4 X 4 M10 Nut M10 washer X 4 X 8 POSITION OF CONSOLE BOLT Dimension Capacity kBtu h A B C D E F G H I J 5 7 9 73...

Page 9: ...dividually according to the outdoor unit connection Ensure that the color of the wires of outdoor unit and the terminal No are the same as those of indoor unit respectively Terminal Block Indoor Terminal Block Indoor 1 L 2 N 3 A 4 B INDOOR POWER INPUT POWER AC 220 V IDU IDU Outdoor unit Indoor unit Central controller SODU SODU DRY1 DRY2 GND INTERNET 12V Outdoor unit Indoor unit Comm DC 12 V 20mm G...

Page 10: ...that they are all tightly fastened If they are loose it could give rise to burn out of the wires 4 Specification of power source 5 Confirm that electrical capacity is sufficient 6 Be sure that the starting voltage is maintained at more than 90 percent of the rated voltage marked on the name plate 7 Confirm that the cable thickness is as specified in the power sources specification Particularly not...

Page 11: ...type in case of suction from bottom side In this case reposition the Panel rear part and bend the lower part so that it will match the hole position of cabinet case as shown in the figure Part name and functions Air outlet Air Filter Panel Rear Air outlet Air Filter Panel Rear Panel Rear Cabinet case ENGLISH ...

Page 12: ...ting Gas leakage Is the piping connection correctly Wiring Is the wiring connection correctly Lock bolt Is the lock bolt of compressor loosened Insulation Is the unit fully insulated Ground Is the unit safely grounded THERMAL INSULATION TEST AND CHECK Make sure that there is no clearance here Overlap with thermal insulator for piping Thermal insulator for refrigerant pipe Local supply Thermal insu...

Page 13: ...stall heat insulation on the drain piping Piping material Polyvinyl chloride pipe VP 25 and pipe fittings The air conditioner uses a drain pump to drain water Use the following procedure to test the drain pump operation 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 Be sure...

Page 14: ...rature Install the remote controller about 5ft 1 5m above the floor in an area with good air circulation at an average tempera ture Do not install the remote 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 c...

Page 15: ... selection Console Region selection Etc N A Default N A Default Selection of Master or Slave Selection of Dry Contact Mode Fan continuous operation N A Selection of Ventilator link age Selection of up down side Vane Selection tropical region Spare Master Wired Wireless remote controller Selection of Manual or Auto operation Mode Continuous operation Removall Linkage Removal Up side Down side Vane ...

Page 16: ...nly connect serial signal and GND lines between slave indoor unit LGAP Network System No 3 Off No 3 On The Master indoor unit is possible to recognize Dry Contact and Central Controller only In case of Central controller and Group controller at the same time it is possible to connect standard 2series indoor units or later since Feb 2009 In case of Central controller setting the Central controller ...

Page 17: ...V line Master LGAP Network System 6 In case of Group Control it is possible to use following functions Selection of operation options operation stop mode set temperature Control of flow rate High Middle Low It is not possible at some functions Master Slave setting of indoor units be set possible using a PCB Dip Switch It is possible to connect indoor units since Feb 2009 In the other cases please ...

Page 18: ...ate Fresh Air Intake Unit with standard units Because setting temperature are different Other than those it is same with Group Control 1 GND Signal 12V LGAP Network System Display Error Message FAU Master FAU Slave Master Master Master Slave FAU Standard Standard FAU FAU Standard Standard FAU FAU Fresh Air Intake Unit Standard Standard Indoor Unit 3 Group Control 3 ...

Page 19: ...er 3 It is possible to use wireless remote controller at the same time 4 It is possible to connect with Dry Contact and Central controller at the same time 5 In case of any error occurs at indoor unit display on the wired remote controller 6 There isnʼt limits of indoor unit function LGAP Network System Display Error Message Master Master Slave Maximum 2wired remote controllers can be connected wi...

Page 20: ...ve PZCWRC 2 Indoor unit 2 EA Wired remote controller PZCWRCG3 cable used for connection PZCWRC2 cable used for connection Indoor unit 1 EA Wired remote controller 2EA It is possible to set group control by using below accessories 5 Accessories for group control setting ...

Page 21: ...2 18 11 09 9 78 8 25 120 14 67 14 02 13 16 12 07 10 76 9 23 125 15 66 15 01 14 15 13 06 11 75 10 22 130 16 67 16 02 15 16 14 07 12 76 11 23 135 16 18 15 10 13 79 12 26 140 16 14 14 83 13 30 145 15 89 14 36 ARNU12GL2G2 ARNU15GL2G2 ARNU18GL2G2 Unit CMM Unit CMM Unit CMM ARNU21GL3G2 ARNU24GL3G2 Setting Value Static Pressure mmAq Pa 0 0 1 10 2 20 3 29 4 39 5 49 85 10 19 90 12 18 10 71 11 09 95 13 81 1...

Page 22: ...22 Indoor Unit ...

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