LG ARNU15GSJA4 Installation Manual Download Page 28

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DIP Switch Setting

Indoor Unit

Outdoor Unit

In case that the products meet specific conditions, “Auto addressing” function can start
automatically with the improved speed by turning the DIP switch #3 of the outdoor unit and
resetting the power.

* Specific conditions:

- All names of the indoor units are ARNU****4

- The serial number of Multi V super IV (outdoor units) is after October 2013,

ENGLISH

INSTALLATION

CAUTION

For Multi V Models, DIP switch 1, 2, 6, 8 must be set OFF.

Function

Description

Setting Off

Setting On

Default

SW1 Communication N/A (Default)

Off

SW2 Cycle

N/A (Default)

Off

SW3 Group Control

Selection of Master
or Slave

Master

Slave

Off

SW4

Dry Contact
Mode

Selection of Dry
Contact Mode

Wired/Wireless remote

controller

Selection of Manual or

Auto operation Mode

Auto

Off

SW5 Installation

Fan continuous
operation

Continuous operation

Removall

Off

SW6 Heater linkage

N/A

Off

SW7

Ventilator
linkage

Selection of
Ventilator linkage

Linkage Removal

Working

Off

Vane selection
(Console)

Selection of up/down
side Vane

Up side + Down side

Vane

Up side Vane

Only

Region selection

Selection tropical
region

General model

Tropical model

SW8 Etc.

Spare

Off

DIP switch 7 segment

Outdoor Unit PCB

Outdoor Unit DIP Switch

Summary of Contents for ARNU15GSJA4

Page 1: ...e LG Electronics Inc EU Representative LG Electronics European Shared Service Center B V Krijgsman 1 1186 DM Amstelveen The Netherlands Manufacturer LG Electronics Inc Changwon 2nd factory 84 Wanam ro Seongsan gu Changwon si Gyeongsangnam do KOREA WALL MOUNTED Original instruction MFL69485413 Rev 28_061319 www lg com Copyright 2017 2019 LG Electronics Inc All Rights Reserved ENGLISH ITALIANO ESPAÑ...

Page 2: ...ality may deteriorate if the air conditioner is used for many hours Clean the air filter once every 2 weeks Dust and impurities collected in the air filter may block the air flow or weaken the cooling dehumidifying functions For your records Staple your receipt to this page in case you need it to prove the date of purchase or for warranty purposes Write the model number and the serial number here ...

Page 3: ...pliance with national gas regulations shall be observed Do not use a defective or underrated 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 product There is risk of fire or electric shock Read the precautions in th...

Page 4: ...njury Be cautious when unpacking and installing the product Sharp edges could cause injury Be especially careful of the case edges and the fins on the condenser and evaporator For installation always contact the dealer 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...

Page 5: ...ed circuit and breaker Improper wiring or installation may cause fire or electric shock The appliance shall be stored in a well ventilated area where the room size corresponds to the room area as specified for operation for R32 The appliance shall be stored in a room without continuously operating ignition sources for example open flames an operating gas appliance or an operating electric heater K...

Page 6: ...isk of fire failure of the product or electric shock Do not store or use flammable gas or combustibles near the product There is risk of fire or failure of product Do not use the product in a tightly closed space for a long time Oxygen deficiency could occur When flammable gas leaks turn off the gas and open a window for ventilation before turn the product on Do not use the telephone or turn switc...

Page 7: ...en cleaning or maintaining the product There is risk of electric shock When the product is not be used for a long time disconnect the power supply plug or turn off the breaker There is risk of product damage or failure or unintended operation Take care to ensure that nobody could step on or fall onto the outdoor unit This could result in personal injury and product damage When mechanical connector...

Page 8: ...ghbors 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 evaporator fins could cause product malfunction or inefficient operation Any person who is involved with working on or breaking into a refrigerant c...

Page 9: ...parts should be done in accordance with local and national standards Operation Do not expose the skin directly to cool air for long periods of time Don t sit in the draft This could harm to your health Do not use the product for special purposes such as preserving foods works of art etc It is a consumer air conditioner not a precision refrigeration system There is risk of damage or loss of propert...

Page 10: ...s health issues Use a firm stool or ladder when cleaning or maintaining the product Be careful and avoid personal injury Replace the all batteries in the remote control with new ones of the same type Do not mix old and new batteries or different types of batteries There is risk of fire or explosion Do not recharge or disassemble the batteries Do not dispose of batteries in a fire They may burn or ...

Page 11: ... skilled personnel shall be carried out under the supervision of the person competent in the use of flammable refrigerants for R32 Means for disconnection must be incorporated in the fixed wiring in accordance with the wiring rules If the supply cord is damaged it must be replaced by the manufacturer its service agent or similarly qualified persons in order to avoid a hazard ...

Page 12: ...ON 15 Select the best Location 17 Drill a Hole in the Wall 17 Fixing Installation Plate 18 Flaring Work 19 Connecting the Piping 23 Checking the Drainage 25 Manual the decor air filter Assembly Disassembly 26 Wiring Connection 28 DIP Switch Setting 29 Group Control Setting 34 Model Designation 34 Airborne Noise Emission 34 Limiting concentration TABLE OF CONTENTS ...

Page 13: ...EA Type C screw 2 EA Cloth tape 1 EA SJ SK Drain hose Cloth tape is not attached to the product Figure Figure Name Screw driver Electric drill Measuring tape Knife Hole core drill Spanner Torque wrench Multi meter Hexagonal wrench Ammeter Gas leak detector Thermometer Level Flaring tool set Name INSTALLATION PARTS ...

Page 14: ...ut the drainage test remove the air filters and pour water into the heat exchanger Saddle Installation plate Sleeve Bushing Sleeve Putty Gum Type Sealant Bend the pipe as closely on the wall as possible but be careful that it doesn t break NOTE You should purchase the installation parts The feature can be changed according to type of model ...

Page 15: ...val between a wall and the left or right of the unit is more than 100 mm The unit should be installed as high as possible on the wall allowing a minimum of 200 mm from ceiling Use a metal detector to locate studs to prevent unnecessary damage to the wall The feature can be changed according to type of model More than 200 More than More than 100 100 More than 2 300 Unit mm CAUTION Install the indoo...

Page 16: ... 197 70 5 214 51 5 2 232 02 5 4 250 21 5 6 269 09 5 8 288 65 6 308 90 6 2 329 84 6 4 351 46 6 6 373 77 6 8 396 76 7 420 45 7 2 444 81 7 4 469 87 7 6 495 61 7 8 522 04 Wall mounted m kg Amin m2 1 224 1 224 1 43 1 4 1 87 1 6 2 44 1 8 3 09 2 3 81 2 2 4 61 2 4 5 49 2 6 6 44 2 8 7 47 3 8 58 3 2 9 76 3 4 11 02 3 6 12 36 3 8 13 77 4 15 25 4 2 16 82 4 4 18 46 Wall mounted m kg Amin m2 4 6 20 17 4 8 21 97 ...

Page 17: ...outing of the wiring to power outlets is through the walls typically Drilling the hole through the wall for piping connections must be done safely Tubatura posteriore sinistra Ø 65 Ø 65 83 Measuring Tape Measuring Tape Hanger 83 Right rear piping Place a level on raised tab Unit Outline Unit mm 494 504 134 150 Ø 65 152 98 134 194 Ø 65 Right rear piping Left rear piping Place a level on raised tab ...

Page 18: ... flare nuts attached to indoor and outdoor unit then put them on pipe tube having completed burr removal not possible to put them on after finishing flare work 1 Firmly hold copper pipe in a bar with the dimension shown in below table table below 2 Carry out flaring work with the flaring tool Cut the pipes and the cable Burrs removal Putting nut on Flaring work Pipe Reamer Point down Flare nut Cop...

Page 19: ...d positioning the tubing The feature can be changed according to type of model 1 Insert 3 hooks of the chassis cover into gap of the chassis certainly 2 Push the hooks to assemble chassis cover Push the chassis cover Bar Copper pipe A Wing nut type Clutch type Check Inclined Inside is shiny without scratches Smooth all round Even length all round Surface damaged Cracked Uneven thickness Improper f...

Page 20: ... the left side slowly The feature can be changed according to type of model Following bending case from right to left directly may cause damage to the tubing The feature can be changed according to type of model Good case Bad case CAUTION Installation Information For right piping Follow the instruction above ...

Page 21: ...can see detail contents in Connecting the cables section Left side piping Right side piping 2 Secure the cable onto the control board with the cable retainer 3 Tape the tubing pipe drain hose and the connection cable Be sure that the drain hose is located at the lowest side of the bundle Locating at the upper side can cause overflow from the drain pan through the inside of the unit Left side pipin...

Page 22: ...ng of the indoor unit that are visible from the outside with vinyl tape CAUTION If the drain hose is routed inside the room insulate the hose with an insulation material so that dripping from sweating condensation will not damage furniture or floors Foamed polyethylene or equivalent is recommended Outside diameter Torque Connecting the installation pipe and drain hose to the indoor unit Indoor uni...

Page 23: ...to their slots clicking sound 4 Finish the assembly by screwing the unit to the installation plate by using two pieces of type C screws And assemble a chassis cover Checking the Drainage To check the drainage 1 Pour a glass of water on the evaporator 2 Ensure the water flows through the drain hose of the indoor unit without any leakage and goes out the drain exit Drain piping 1 The drain hose shou...

Page 24: ...e drain piping like the following The feature can be changed according to type of model Do not raise Water leakage Accumulated drain water Air Waving Water leakage Tip of drain hose dipped in water Water leakage Ditch Less than 50 mm gap ...

Page 25: ...INSTALLATION 25 ENGLISH Manual the decor air ﬁlter Assembly Disassembly ...

Page 26: ...r unit Central controller SODU SODU DRY1 DRY2 GND INTERNET 12 V CAUTION The Power cord connected to the unit should be selected according to the following specifications CAUTION The connecting cable connected to the indoor and outdoor unit should be complied with the following specifications This equipment shall be provided with a cable set complying with the national regulation If the supply cabl...

Page 27: ...e 7 Confirm that the cable thickness is as specified in the power sources specification Particularly note the relation between cable length and thickness 8 Do not install the leakage breaker in a place which is wet or moist Water or moist may cause short circuit 9 The following troubles would be caused by voltage drop down Vibration of a magnetic switch damage on the contact point there of fuse br...

Page 28: ...On Default SW1 Communication N A Default Off SW2 Cycle N A Default Off SW3 Group Control Selection of Master or Slave Master Slave Off SW4 Dry Contact Mode Selection of Dry Contact Mode Wired Wireless remote controller Selection of Manual or Auto operation Mode Auto Off SW5 Installation Fan continuous operation Continuous operation Removall Off SW6 Heater linkage N A Off SW7 Ventilator linkage Sel...

Page 29: ... every type of indoor units 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 The Master indoor unit is possible to recognize Dry Contact and Central Controller only 5 In case that any error occurs at indoor unit the error code is displayed on the wired remote controller It is possible to control...

Page 30: ...since Feb 2009 It can be the cause of malfuctions when there is no setting of master and slave In case of Group Control it is possible to use following functions Selection of operation stop or mode Temperature setting and room temperature check Current time change Control of flow rate High Middle Low Reservation settings It is not possible at some functions It is possible to control 16 indoor unit...

Page 31: ...trol 3 n Mixture connection with indoor units and Fresh Air Intake Unit In case of connecting with standard indoor unit and Fresh Air Intake Unit separate Fresh Air Intake Unit with standard units N M 16 Because setting temperature are different Other than those it is same with Group Control 1 FAU Standard FAU FAU Standard FAU FAU Fresh Air Intake Unit Standard Standard Indoor Unit Standard Standa...

Page 32: ...only one indoor unit to Master set the others to Slave Set only one wired remote controller to Master set the others to Slave 2 Every types of indoor unit is possible to connect two remote controller 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 that any error occurs at indoor unit ...

Page 33: ...ies Indoor unit 2 EA Wired remote controller Indoor unit 1 EA Wired remote controller 2 EA PZCWRCG3 cable used for connection PZCWRC2 cable used for connection Slave Master Master PZCWRCG3 Master Slave PZCWRC2 CAUTION Apply totally enclosed noncombustible conduit in case of local building code Requiring plenum cable usage ...

Page 34: ...Ø 115 V 60 Hz 6 1Ø 220 240 V 50 Hz 3 1Ø 208 230 V 60 Hz 2 1Ø 220 V 60 Hz 7 1Ø 100 V 50 60 Hz G 1Ø 220 240 V 50 Hz 1Ø 220 V 60 Hz Total Cooling Capacity in Btu h EX 5 000 Btu h 05 18 000 Btu h 18 Combination of Inverter Type and Cooling Only or Heat Pump N AC Inverter and H P V AC Inverter and C O U DC Inverter and H P and C O System with Indoor Unit using R32 R410A LGETA U Ex URN Combinations of f...

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