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Installation Manual

Installation

ENGLISH

• Select and mark the position for fixing bolts.
• Drill the hole for set anchor on the face of ceiling.

• Insert the set anchor and washer onto the suspen-

sion 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.

1 Set anchor

Old building

New building

2 Plate washer

3 Spring washer

4 Nut

5 Suspension
bolts

Connect the wires to the terminals on the control board individually 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.

Clamping of cables

1) Arrange 2 power cables on the control panel.

2) First, fasten the steel clamp with a screw to the inner boss of control panel.

3) For the cooling model, fix the other side of the clamp with a screw strongly. For the heat pump model, put the

0.75mm

cable(thinner cable) on the clamp and tighten it with a plastic clamp to the other boss of the control panel.

BR Chassis (48k)

Terminal Block Indoor

1(L)

2(N)

3(A)

4(B)

INDOOR POWER

IDU

Outdoor unit Indoor unit

Central controller

SODU SODU

DRY1 DRY2 GND

INTERNET

12V

Outdoor unit

INPUT

B8 Chassis (76/96k)

Terminal Block Indoor

1(L)

2(N)

3(A)

4(B)

Terminal Block

Indoor Power Input

IDU

Outdoor unit Indoor unit

Central controller

SODU SODU

DRY1 DRY2 GND

INTERNET

12V

Outdoor
unit

Wiring Connection

Indoor Unit Installation

CAUTION : Tighten the nut and bolt

to prevent unit falling.

WARNING : Make sure that the screws of the terminal are free from looseness.

CAUTION

The Power cord connected to the unit should be selected according to the following specifications .

Содержание ARNU48GBRZ2

Страница 1: ...he national wiring standards by authorized personnel only Please retain this installation manual for future reference after reading it thoroughly P NO MFL67798118 www lg com TYPE Multi V FRESH AIR INTAKE UNIT Original instruction ENGLISH ITALIANO ESPAÑOL FRANÇAIS DEUTSCH ΕΛΛΗΝΙΚΆ ČEŠTINA NEDERLANDS POLSKI LIMBA ROMÂNĂ PORTUGUESE MAGYAR БЪЛГАРСKN SRPSKI HRVATSKI SVENDKA ...

Страница 2: ...ump o Gauge manifold o Owner s manual o Thermometer Features 3 Safety Precautions 4 Installation Installation Limit 7 Selection the best location 9 Ceiling opening dimension and hanging bolt location 10 Indoor Unit Installation 11 Wiring Connection 11 Check the Drainage 12 Installation of Wired Remote ConTroller 15 Name and function of wired remote controller Optional 18 Dip Switch Setting of Indo...

Страница 3: ...et vents 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 backet 4 EA Others Standard Accessories Owner s manual Installation manual Feature Installation Manual 3 ENGLISH ...

Страница 4: ...cates the possibility of injury or damage to properties only Be sure not to do Be sure to follow the instruction Installation Do not use a defective or un derrated circuit breaker Use this appliance on a dedicated 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 repair the pro...

Страница 5: ...or an Autho rized 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 o...

Страница 6: ...ise 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 malfunc...

Страница 7: ...Intake Units should be less than 30 the total ca pacity of indoor units Inlet Hood Inlet Hood should be installed such that no water enter inside the unit Intake Air Duct The Intake Air Duct must have down slope about 1 30 The length of Intake Air Duct should be longer than 2m Fresh Air Intake Unit If wired remote controller is not connected it will display strange value to the room temperature Ex...

Страница 8: ...one of Standard indoor units to Master 2 In case of using central remote controller mixture of indoor units and Fresh Air Intake Unit in same zone is not possible Separate Fresh Air Intake Unit zone with Standard indoor units zone FAU 48 kBtu h ZONE 1 FAU 48 kBtu h 48 kBtu h 48 kBtu h Standard Standard ZONE 2 FAU Set one of the Standard Indoor Unit to Master Standard Standard Standard FAU 48 kBtu ...

Страница 9: ...ce where air circulation in the room will be good There should not be any heat source or steam near the unit Top view unit mm H Front view 600 600 Front Inspection hole 600X600 Control box 1000 Selection of the best location CAUTION In case that the unit is installed near the sea the installation parts may be corroded by salt The installation parts and the unit should be taken ap propriate anti co...

Страница 10: ...ing in heat exchange reduction spraying dispersing of water drops etc In these cases take the following actions Make sure that the ventilation fan for smoke collecting hood on a cooking table has sufficient capacity so that it draws oily steam which should not flow into the suction of the air conditioner Make enough distance from a cooking room to install the air conditioner in such a place where ...

Страница 11: ...er cables on the control panel 2 First fasten the steel clamp with a screw to the inner boss of control panel 3 For the cooling model fix the other side of the clamp with a screw strongly For the heat pump model put the 0 75mm2 cable thinner cable on the clamp and tighten it with a plastic clamp to the other boss of the control panel BR Chassis 48k Terminal Block Indoor 1 L 2 N 3 A 4 B INDOOR POWE...

Страница 12: ...mal insulation must comply with local requirement INDOOR UNIT THERMAL INSULATION Make sure that there is no clearance here Overlap with thermal insulator for piping Thermal insulator for refrigerant pipe Local supply Thermal insulator for piping Local supply Hose crip for thermal insulator Local supply Union for liquid pipe Refrigerant pipe and thermal insulator Local supply Union for gas pipe The...

Страница 13: ... Piping material Polyvinyl chloride pipe inner diometes Ø 25mm 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 pro visionally until the test comes to an end Feed water to the flexible drain hose and check the piping for leakage Be sure to check the drain pump...

Страница 14: ... 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 Particu larly note the relation between cable length and thickness 8 Never fail to...

Страница 15: ...ller cable guide groove Remove guide groove with long nose Reclamation to the surface of the wall Upper part guide groove Right part guide groove Wall Side Wall Side Wall Side Wall Side Connecting order Separating order 3 Please fix remote controller upper part into the setup board attached to the surface of the wall as the picture below and then connect with setup board by pressing lower part Ple...

Страница 16: ...alling the wired remote controller do not bury it in the wall It can cause damage in the temperature sensor Do not install the cable to be 50m or above It can cause communication error When installing the extension cable check the connecting direction of the connector of the re mote controller side and the product side for correct installation If you install the extension cable in the opposite dir...

Страница 17: ...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 ON OFF button 5 Opration mode selection button 6 Wireless remote controller receiver Some products don t receive the wireless signals 7 Air flow button 8 Subfunction button 9 Function setting button 10 Ventilation button 11 Reservation 12 Up down left right but...

Страница 18: ...ed up down airflow direction 7 ON TIMER Button Used to set the time of starting operation 8 SLEEP TIMER Button Used to set the time of sleeping operation 9 SET CLEAR Button Used to set clear the timer Used to set the current time if it input for 3sec 10 PLASMA Button OPTIONAL Used to start or stop the plasma purification function 11 ROOM TEMPERATURE SETTING Button Used to select the room temperatu...

Страница 19: ... linkage Vane 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 Do...

Страница 20: ...age Only 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 contro...

Страница 21: ...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 ...

Страница 22: ...separate 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 ...

Страница 23: ... 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 with 1 indoor unit 4 2 Remote Control Slave Master Master PZCWRC G3 Master Slave PZCWRC 2 Indoor unit 2 EA Wired remote controller PZCWRCG3 cable used for co...

Страница 24: ...ut hurting human body when refrigerant leaks in the air The limiting concentration shall be described in the unit of kg m3 Freon gas weight per unit air volume for facilitating calculation n Calculate refrigerant concentration Refrigerant concentration Total amount of replenished refrigerant in refrigerant facility kg Capacity of smallest room where indoor unit is installed m3 Limiting concentrati...

Страница 25: ...5 is the biggest 5 Function code ESP code ESP value If pressing button long for 3 seconds it enters into remote controller setter setup mode If pressing once shortly it enters into user setup mode Please press more than 3 seconds for sure 1 Function Code ESP value ESP step If you set ESP incorrectly the air conditioner may malfunction This setting must be carried out by a certificated technician T...

Страница 26: ... 6 Press button to exit After setup it automatically gets out of setup mode if there is no button input for 25 seconds When exiting without pressing set button the manipulated value is not reflected 8 Please be careful not to change the ESP value for each fan step It does not work to setup ESP value for very low power step for some products ESP value is available for specific range belongs to the ...

Страница 27: ... 69 WB 79 WB 73 WB 79 WB 82 WB 86 WB Outdoor air tempreture 59 WB 63 WB 69 WB 90 WB 95 WB 15 WB 17 WB 20 WB 23 WB 26 WB 28 WB 30 WB 32 0 35 WB DB DB 18 9 27 3 32 0 37 3 45 7 52 11 59 15 64 18 68 20 DB DB 18 9 27 3 32 0 37 3 45 7 52 11 59 15 64 18 68 20 43 5 43 1 43 2 43 7 42 8 43 0 43 2 42 6 43 2 43 3 42 7 42 1 39 2 DB 38 7 10 WB 14 WB DB DB DB DB DB DB DB 43 WB 50 WB 57 WB 5 WB 2 9 WB 0 WB 2 WB 4...

Страница 28: ...32 0 35 WB Outdoor air tempreture 59 WB 63 WB 69 WB 73 WB 79 WB 79 WB 82 WB 86 WB 90 WB 95 WB 15 WB 17 WB 20 WB 23 WB 26 WB Outdoor air tempreture 59 WB 63 WB 69 WB 73 WB DB DB 18 9 27 3 32 0 37 3 45 7 52 11 59 15 64 18 68 20 DB DB 18 9 27 3 32 0 37 3 45 7 52 11 59 15 64 18 68 20 44 7 44 8 45 2 44 9 44 8 45 0 45 1 45 2 44 5 44 8 44 3 44 2 43 1 43 2 DB 10 WB 14 WB 36 WB DB DB DB DB DB DB DB 5 WB 2 ...

Страница 29: ...WB Outdoor air tempreture 59 WB 63 WB 69 WB 73 WB 79 WB 86 WB 90 WB 90 WB 95 WB 32 0 35 WB 35 WB 30 WB 26 WB 28 WB 30 WB 32 0 15 WB 17 WB 20 WB 23 WB Outdoor air tempreture 59 WB 73 WB 79 WB 82 WB 86 WB 69 WB 63 WB DB DB 18 9 27 3 32 0 37 3 45 7 52 11 59 15 64 18 68 20 DB DB 18 9 27 3 32 0 37 3 45 7 52 11 59 15 64 18 68 20 44 7 44 5 45 0 44 7 44 8 44 5 45 2 44 6 43 6 45 3 43 0 44 2 44 9 DB 43 1 DB...

Страница 30: ... Setting Value 5 6 8 10 12 14 15 16 17 18 20 70 15 8 18 7 22 2 24 2 25 2 26 8 28 1 29 30 3 16 19 9 23 4 24 1 25 5 27 27 28 5 29 8 31 8 32 7 13 6 17 8 19 6 21 9 22 8 24 25 26 5 28 29 17 30 9 15 9 18 2 19 8 22 5 22 8 24 2 25 9 28 2 30 8 10 6 13 8 15 8 17 4 20 5 22 24 6 28 3 30 7 10 7 16 16 5 19 9 24 2 27 6 30 4 11 8 15 2 20 7 25 2 29 7 11 9 17 7 24 2 27 2 28 6 15 8 22 4 26 3 27 6 14 7 18 8 25 6 27 4...

Страница 31: ...esentative LG Electronics Inc EU Representative Krijgsman 1 1186 DM Amstelveen The Netherlands Manufacturer LG Electronics Inc Changwon 2nd factory 84 Wanam ro Seongsan gu Changwon si Gyeongsangnam do KOREA ...

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