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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.
Wall Mounted
ARNU30GSVA4 ARNU36GSVA4
Original instruction
MFL69485424
Rev.06_020124
Copyright © 2018 - 2024 LG Electronics Inc. All Rights Reserved.
www.lg.com
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Summary of Contents for LG ARNU30GSVA4
- 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. Wall Mounted ARNU30GSVA4 ARNU36GSVA4 Original instruction www.lg.com MFL69485424 Rev.06_020124 Copyright © 2018 - 2024 LG Electronics Inc. All Rights Reserved.
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Page 2: Tips For Saving Energy
TIPS FOR SAVING ENERGY TIPS FOR SAVING ENERGY Here are some tips that will help you minimize the power consumption when you use the air conditioner. You can use your air conditioner more efficiently by referring to the instructions below: •... -
Page 3: Safety Instructions
SAFETY INSTRUCTIONS SAFETY INSTRUCTIONS The following safety guidelines are intended to prevent unforeseen risks or damage from unsafe or incorrect operation of the appliance. The guidelines are separated into ‘WARNING’ and ‘CAUTION’ as described below. This symbol is displayed to indicate matters and operations that can cause risk. Read the part with this symbol carefully and follow the instructions in order to avoid risk. - Page 4 SAFETY INSTRUCTIONS • 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. •...
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Page 5: Table Of Contents
TABLE OF CONTENTS TABLE OF CONTENTS TIPS FOR SAVING ENERGY SAFETY INSTRUCTIONS INSTALLATION PARTS INSTALLATION TOOLS INSTALLATION MAP INSTALLATION Select the best Location Fixing Installation Plate Drill a Hole in the Wall Flaring Work Connecting the Piping Checking the Drainage Wiring Connection DIP Switch Setting Group Control Setting... -
Page 6: Installation Parts
INSTALLATION PARTS INSTALLATION PARTS Shape Name Chassis Installation plate Drain hose Type "A" screw Type "C" screw Screws for fixing panels are attached to decoration panel. INSTALLATION TOOLS Figure Name Figure Name Screw driver Multi-meter Electric drill Hexagonal wrench Measuring tape, Knife Ammeter Hole core drill Gas-leak detector... -
Page 7: Installation Map
INSTALLATION MAP INSTALLATION MAP 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. Vinyl tape (Wide) • Apply after carrying out a drainage test. • To carry out the drainage test, remove the air filters Saddle and pour water into the heat... -
Page 8: Installation
INSTALLATION INSTALLATION Select the best Location Fixing Installation Plate - There should not be any heat or steam near The wall you select should be strong and solid the unit. enough to prevent vibration. - Select a place where there are no obstacles Mount the installation plate on the wall around of the unit. -
Page 9: Drill A Hole In The Wall
INSTALLATION Drill a Hole in the Wall Burrs removal Completely remove all burrs from the cut - Drill the piping hole with a Ø 65 mm hole cross section of pipe/tube. core drill. Drill the piping hole at either the right or the left with the hole slightly slanted While removing burrs put the end of the to the outdoor side. -
Page 10: Connecting The Piping
INSTALLATION <Wing nut type> Pull back the tubing holder. "A" Remove the pipe port cover and position the piping. Back side view Copper pipe <Clutch type> Pipe Port Left Tubing holder Right Backwards Check Compare the flared work with the figure by. Good case If a flared section is defective, cut it off and do flaring work again. -
Page 11: Installation Of Indoor Unit
INSTALLATION Bad case Installation of Indoor Unit - Following bending case from right to left Hook the indoor unit onto the upper directly may cause damage to the tubing. portion of the installation plate. (engage the three hooks at the top of the indoor unit with the upper edge of the installation plate) Ensure that the hooks are properly seated on the installation plate by moving... - Page 12 INSTALLATION CAUTION <Right side piping> If the drain hose is routed inside the room insulate the hose with an insulation material* so that dripping from sweating View condensation) will not damage furniture or floors. * Foamed polyethylene or equivalent is recommended.
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Page 13: Wrap The Insulation Material Around The Connecting Portion
INSTALLATION Wrap the insulation material Finishing the indoor unit around the connecting portion. installation Overlap the connection pipe insulation Mount the tubing holder in the original material and the indoor unit pipe insulation position. material. Bind them together with vinyl Ensure that the hooks are properly seated tape so that there may be no gap. -
Page 14: Checking The Drainage
INSTALLATION Checking the Drainage Do not make drain piping like the following. To check the drainage. Pour a glass of water on the evaporator. Do not raise Ensure the water flows through the drain hose of the indoor unit without any leakage and goes out the drain exit. -
Page 15: Wiring Connection
INSTALLATION Wiring Connection - 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. - Page 16 INSTALLATION 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. CAUTION After the confirmation of the above conditions, prepare the wiring as follows: 1) Never fail to have separate power specially for the air conditioner.
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Page 17: Dip Switch Setting
INSTALLATION DIP Switch Setting Indoor Unit Function Description Setting Off Setting On Default SW1 Communication N/A (Default) SW2 Cycle N/A (Default) Selection of Master SW3 Group Control Master Slave or Slave Wired/Wireless remote Dry Contact Selection of Dry controller Auto Mode Contact Mode Selection of Manual or... -
Page 18: Group Control Setting
INSTALLATION Group Control Setting Group Control 1 n Wired remote controller 1 + Standard Indoor Units LGAP Network System Signal Master Slave Slave Slave 12 V Display Error Message Only connect serial signal and GND lines between indoor units. Master n DIP Switch in PCB ①... - Page 19 INSTALLATION * It is possible to connect indoor units 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...
- Page 20 INSTALLATION Group Control 3 n Mixture connection with indoor units and Fresh Air Intake Unit LGAP Network System Signal Master Slave Master Slave 12 V Display Error Message Display Error Message Master Master * In case of connecting with standard indoor unit and Fresh Air Intake Unit, separate Fresh Air Intake Unit with standard units.
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Page 21: Remote Control
INSTALLATION 2 Remote Control n Wired remote controller 2 + Indoor unit 1 LGAP Network System Slave Slave Slave Signal Master 12 V Display Error Message Master Slave 1. It is possible to connect two wired remote controllers (Max.) with one indoor unit. Set only one indoor unit to Master, set the others to Slave. - Page 22 INSTALLATION Accessories for group control setting It is possible to set group control by using below accessories. Indoor unit 2 EA +Wired remote controller 1 EA Indoor unit 1 EA +Wired remote controller 2EA * PZCWRCG3 cable used for connection * PZCWRC2 cable used for connection Slave Master...
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Page 23: Model Designation
INSTALLATION Model Designation Serial Number Combinations of functions A: Basic function L: Neo Plasma(Wall Mounted) Chassis Name Electrical Ratings 3 : 1 Ø, 208/230 V, 60 Hz G : 1 Ø, 220 - 240 V, 50 Hz/1 Ø, 220 V, 60 Hz (Only 50Hz for Australia) Total Cooling Capacity in Btu/h EX) 5 000 Btu/h ➝...
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