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OWNER'S &
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. This equipment shall
be provided with a supply conductor complying with the national regulation.
Original instruction (R410A/R32)
[Representative] 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
This manual is the simplified version of original manual.
You can obtain the original manual from www.lg.com.
MFL70280701
Rev.08_072120
Copyright © 2017 - 2020 LG Electronics Inc. All Rights Reserved.
www.lg.com
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Table of Contents
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Summary of Contents for LG ARN G Series
- Page 1 Original instruction (R410A/R32) [Representative] 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 This manual is the simplified version of original manual.
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Page 2: Airborne Noise Emission
IMPORTANT SAFETY INSTRUCTIONS Airborne Noise Emission Product information - Product Name : Air conditioner The A-weighted sound pressure emitted by this product is below 70 dB. - Model Name : The noise level can vary depending on the Product Sales Name Model Factory Name site. -
Page 3: Safety Instructions
SAFETY INSTRUCTIONS SAFETY INSTRUCTIONS The following symbols are displayed on indoor and outdoor units. Read the precautions in this manual This appliance is filled with carefully before operating the unit. flammable refrigerant. (for R32) This symbol indicates that a service This symbol indicates that the personnel should be handling this Operation Manual should be read... - Page 4 SAFETY INSTRUCTIONS Installation • Have all electric work done by a licensed electrician according to "Electric Facility Engineering Standard" and "Interior Wire Regulations" and the instructions given in this manual and always use a special circuit. - If the power source capacity is inadequate or electric work is performed improperly, electric shock or fire may result.
- Page 5 SAFETY INSTRUCTIONS - There is the risk of death, injury, fire or explosion. • When installing and moving the air conditioner to another site, do not charge it with a different refrigerant from the refrigerant specified on the unit. - If a different refrigerant or air is mixed with the original refrigerant, the refrigerant cycle may malfunction and the unit may be damaged.
- Page 6 SAFETY INSTRUCTIONS Operation • Do not damage or use an unspecified power cord. - There is risk of fire, electric shock, explosion, or injury. • Use a dedicated outlet for this appliance. - There is risk of fire or electrical shock. •...
- Page 7 SAFETY INSTRUCTIONS CAUTION Installation • If anyone other than a licensed Professional installs, repairs, or alters LG Electronics Air Conditioning Products, the warranty is voided. - All costs associated with repair are then the full responsibility of the owner. • Always check for gas (refrigerant) leakage after installation or repair of product.
- Page 8 SAFETY INSTRUCTIONS - 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 circuit should hold a current valid certificate from an industry accredited assessment authority, which authorises their competence to handle refrigerants safely in accordance with an industry recognised assessment...
- Page 9 SAFETY INSTRUCTIONS - Inadequate connection and fastening may generate heat and cause a fire. • 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, or personal injury. •...
- Page 10 SAFETY INSTRUCTIONS problems. • Auto-addressing should be done in condition of connecting the power of all indoor and outdoor units. Auto-addressing should also be done in case of changing the indoor unit PCB. • Use a firm stool or ladder when cleaning or maintaining the air conditioner.
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Page 11: Installation Space
INSTALLATION MANUAL INSTALLATION SPACE LIFTING METHOD - There should not be any heat source or steam Use two or more people to lift and transport near the unit. the product. - There should not be any obstacles to the air CAUTION circulation. -
Page 12: Electrical Wiring
INSTALLATION MANUAL ELECTRICAL WIRING - Give some allowance to wiring for electrical part box of Indoor and Outdoor Units, because the box is sometimes removed at - Follow ordinance of your governmental the time of service work. organization for technical standard related to - Never connect the main power source to electrical equipment, wiring regulations and terminal block of communication cable. -
Page 13: Electric Wiring Work
OWNERS MANUAL ELECTRIC WIRING WORK • Type 1 Terminal Block of outdoor unit Terminal Block Indoor (S)ODU DRY1 DRY2 GND 12 V Outdoor Unit 1(L) 2(N) INDOOR POWER INPUT • Type 2 Terminal Block of outdoor unit Terminal Terminal Block Indoor Block Indoor (S)ODU DRY1... -
Page 14: Maintenance And Service
INSTALLATION MANUAL Maintenance and Service INSTALLATION PLACES CAUTION Ceiling Ceiling board Before performing any maintenance, turn off the main power to the system. Never use any of the followings: C ≥ 500 C ≥ 500 • Water hotter than 40 °C. Could cause deformation and/or Floor discoloration. - Page 15 INSTALLATION MANUAL Old building New building 1 Set anchor 2 Plate washer 3 Spring washer 4 Nut 5 Suspension (unit: mm) bolts Type • Local supply 1 080 ① Set anchor 1 066 1 358 ② Plate washer - M10 ③...
- Page 16 INSTALLATION MANUAL Minimum floor area (for R32) - The appliance shall be installed, operated and stored in a room with a floor area larger than the minimum area. - Use the graph of table to determine the minimum area. Amin (m Floor standing Wall mounted Ceiling mounted...
- Page 17 INSTALLATION MANUAL if this product is installed in the a room smaller than minimum floor area, there shall be continuously operated mechanical ventilation system or natural ventilation openings. Natural ventilation [Room B] [Room A] 50 % of Anv 1.5 m 100 % of Anv the floor area of “Room A + Room B”...
- Page 19 • The information for Eco design is available on the following free access website. https://www.lg.com/global/support/cedoc/cedoc...