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LG ARNU243SCL4, Installation Manual, Page: 27 / 29

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LG ARNU243SCL4 Installation Manual Download Page 27

27

ENGLISH

INSTALLATION

Accessories for group control setting

It is possible to set group control by using below accessories.

Indoor unit 2 EA +Wired remote controller

Indoor unit 1 EA +Wired remote controller 2EA

* 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.

!

1,MFL69485426,영영  2018. 1. 19.  영영 1:17  Page 27

Summary of Contents for ARNU243SCL4

Page 1: ...erformed in accordance with the national wiring standards by authorized personnel only Please retain this installation manual for future reference after reading it thoroughly WALL MOUNTED Original instruction http www lghvac com www lg com Copyright 2018 LG Electronics Inc All Rights Reserved ENGLISH FRANÇAIS ESPAÑOL 1 MFL69485426 영영 2018 1 19 영영 1 17 Page 1 ...

Page 2: ...er to the unit until all wiring and tubing are completed or reconnected and checked Highly dangerous electrical voltages are used in this system Carefully refer to the wiring diagram and these instructions when wiring Improper connections and inadequate grounding can cause accidental injury or death Ground the unit following local electrical codes Connect all wiring tightly Loose wiring may cause ...

Page 3: ... 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 Model number Serial n...

Page 4: ...UST conform with local building codes The information contained in the manual is intended for use by a qualified service technician familiar with safety procedures and equipped with the proper tools and test instruments Failure to carefully read and follow all instructions in this manual can result in equipment malfunction property damage personal injury and or death Installation Don t use a power...

Page 5: ... 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 damage to the product Be sure the installation area does not deteriorate with age If the base collapses the air conditioner could fall wi...

Page 6: ... accident may happen Operation Do not store or use flammable gas or combustibles near the product There is risk of fire or failure of product Never use flammable spray such as hair spray lacquer or paint near the unit Tear apart and throw away plastic packaging bags so that children will not play with them CAUTION Installation Always check for gas refrigerant leakage after installation or repair o...

Page 7: ...tion 10 Fixing Installation Plate SJ SK 11 Drill a Hole in the Wall 11 Flaring Work 12 Connecting the Piping 16 Checking the Drainage 18 Manual the decor air filter Assembly Disassembly 19 Wiring Connection 22 DIP Switch Setting 23 Group Control Setting 28 Model Designation 28 Airborne Noise Emission 28 Limiting concentration TABLE OF CONTENTS 1 MFL69485426 영영 2018 1 19 영영 1 17 Page 7 ...

Page 8: ... 1 EA SJ SK Drain hose Conduit mounting plate 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 1 MFL69485426 영영 2018 1 19 영영 1 17 Page 8 ...

Page 9: ... 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 1 MFL69485426 영영 2018 1 19 영영 1 17 Page 9 ...

Page 10: ... using Horizontal meter 2 Measure the wall and mark the centerline It is also important to use caution concerning the location of the installation plate Routing of the wiring to power outlets is through the walls typically Drilling the hole through the wall for piping connections must be done safely More than 200 7 14 16 More than More than 100 4 100 4 More than 2300 90 9 16 Unit mm inch CAUTION I...

Page 11: ... While removing burrs put the end of the copper tube pipe in a downward direction while removing burrs location is also changed in order to avoid dropping burrs into the tubing Remove 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 sho...

Page 12: ...ing 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 flaring ڸ ڸ ڸ ڹ ڹ Righ...

Page 13: ...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 1 MFL69485426 영영 2018 1 19 영영 1 17 Page 13 ...

Page 14: ...tents 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 piping Right side pipin...

Page 15: ...it 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 unit tubing Flare nut ...

Page 16: ...g 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 should point downward for ...

Page 17: ...he 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 50mm gap 1 MFL69485426 영영 2018 1 19 영영 1 17 Page 17 ...

Page 18: ...18 INSTALLATION ENGLISH Manual the decor air filter Assembly Disassembly 1 MFL69485426 영영 2018 1 19 영영 1 17 Page 18 ...

Page 19: ...roller ODU ODU DRY1 DRY2 GND INTERNET 12V 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 cable is damaged it must b...

Page 20: ... 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 Connection method of the connecting cable Example SJ SK Chassis 1 L1 2 L2 3 A 4 B Power Supply High Voltage Transmission Lock nut Conduit moun...

Page 21: ... 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 breaking disturbance t...

Page 22: ... 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 selectio...

Page 23: ...ry 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 the...

Page 24: ...alfuctions 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 units Max with the master wired remote cont...

Page 25: ...r 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 Standard FAU FAU Standard Standard FAU FAU Fresh Air Intake Unit Standard Standard Indoor Unit 1 MFL69485426 영영 2018 1 19 영영 1 17 ...

Page 26: ...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 the error code is displayed on the wire...

Page 27: ...Wired remote controller Indoor unit 1 EA Wired remote controller 2EA 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 1 MFL69485426 영영 2018 1 19 영영 1 17 Page 27 ...

Page 28: ...g 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 R410A LGETA U Ex URN Combinations of functions A Basic function L Neo Plasma Wall Mounted C Plasma Ceiling Cassette N Ionizer G Low Static K High Sensible Heat U Floor Standing withou...

Page 29: ... product as warranty service will be provided by them 2 If you have service issues that have not been addressed by the contractor please call 1 888 865 3026 CANADA Service call Number LG Canada 1 888 542 2623 1 MFL69485426 영영 2018 1 19 영영 1 17 Page 200 ...

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