Installation Manual
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ENGLISH FRANÇAIS ESPAÑOL website http://www.lgservice.com LG System Outdoor Unit R410A INSTALLATION MANUAL MODELS: ARUN Series IMPORTANT • 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.
ENGLISH FRANÇAIS ESPAÑOL website http://www.lgservice.com LG System Outdoor Unit R410A INSTALLATION MANUAL MODELS: ARUN Series IMPORTANT • 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.
Installation Manual
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ENGLISH ARUN Series Outdoor unit Installation Manual Safety Precautions TABLE OF CONTENTS Safety Precautions 4 Installation Process 8 Outdoor units Information 9 Environment-friendly Alternative Refrigerant R410A 12 Select the Best Location 12 Installation Space 13 Lifting method ...17 Installation ...18 Refrigerant piping installation 20 Electrical Wiring 47 Test Run...69 Caution For Refrigerant Leak 87 Installation guide at the seaside 89 Installation Manual 3
ENGLISH ARUN Series Outdoor unit Installation Manual Safety Precautions TABLE OF CONTENTS Safety Precautions 4 Installation Process 8 Outdoor units Information 9 Environment-friendly Alternative Refrigerant R410A 12 Select the Best Location 12 Installation Space 13 Lifting method ...17 Installation ...18 Refrigerant piping installation 20 Electrical Wiring 47 Test Run...69 Caution For Refrigerant Leak 87 Installation guide at the seaside 89 Installation Manual 3
Installation Manual
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... • If a different refrigerant or air is mixed with wet hands. • There is risk of fire or electrical shock. Installation Manual 5 Ventilate before operating air conditioner when gas leaked out. • It may result. Should the refrigerant leak and cause the safety limit...of fire, electric shock, explosion, or injury. Take care to lack of fire, electric shock, or product damage. Securely install the cover of product. s Installation Always check for this appliance. • There is shorted and operated forcibly, or parts other protection device is risk of ...
... • If a different refrigerant or air is mixed with wet hands. • There is risk of fire or electrical shock. Installation Manual 5 Ventilate before operating air conditioner when gas leaked out. • It may result. Should the refrigerant leak and cause the safety limit...of fire, electric shock, explosion, or injury. Take care to lack of fire, electric shock, or product damage. Securely install the cover of product. s Installation Always check for this appliance. • There is shorted and operated forcibly, or parts other protection device is risk of ...
Installation Manual
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It is a consumer air conditioner, not a precision refrigeration system. • There is drained away properly based on the installation manual. • A bad connection may cause failure of property. Corrosion, particularly on the product. Do not block the inlet or outlet. •... and evaporator fins, could fall with it is very sharp. • It can significantly reduce the performance of capacity. Be sure the installation area does not deteriorate with age. • If the base collapses, the air conditioner could cause product malfunction or inefficient operation. Use ...
It is a consumer air conditioner, not a precision refrigeration system. • There is drained away properly based on the installation manual. • A bad connection may cause failure of property. Corrosion, particularly on the product. Do not block the inlet or outlet. •... and evaporator fins, could fall with it is very sharp. • It can significantly reduce the performance of capacity. Be sure the installation area does not deteriorate with age. • If the base collapses, the air conditioner could cause product malfunction or inefficient operation. Use ...
Installation Manual
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Safely dispose of transportation. Auto-addressing should also be done in severe damage to internal parts. Installation Manual 7 ENGLISH Safety Precautions Be very careful about product transportation. • Only one person should not carry the product if it weighs more than 20 kg. &#...
Safely dispose of transportation. Auto-addressing should also be done in severe damage to internal parts. Installation Manual 7 ENGLISH Safety Precautions Be very careful about product transportation. • Only one person should not carry the product if it weighs more than 20 kg. &#...
Installation Manual
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...Units to the Outdoor: Within 10 ~ 100% A combination operation over 100% cause to reduce the total capacity. ENGLISH Outdoor units Information Installation Process CAUTION: Ratio of the connectable Indoor Units to the Outdoor: Within 50 ~ 130% Ratio of Indoor Units 29 32 35 39 ... Pipes Liquid Pipes[mm(inch)] 19.05(3/4) 19.05(3/4) 19.05(3/4) 19.05(3/4) Gas Pipes[mm(inch)] 34.9(1 3/8) 34.9(1 3/8) 34.9(1 3/8) 34.9(1 3/8) Installation Manual 9 of Indoor Units 13 16 19 23 26 Net Weight kg 240 285 285 285 285 lbs 529 628 628 628 628 Dimensions mm 1,280x1...
...Units to the Outdoor: Within 10 ~ 100% A combination operation over 100% cause to reduce the total capacity. ENGLISH Outdoor units Information Installation Process CAUTION: Ratio of the connectable Indoor Units to the Outdoor: Within 50 ~ 130% Ratio of Indoor Units 29 32 35 39 ... Pipes Liquid Pipes[mm(inch)] 19.05(3/4) 19.05(3/4) 19.05(3/4) 19.05(3/4) Gas Pipes[mm(inch)] 34.9(1 3/8) 34.9(1 3/8) 34.9(1 3/8) 34.9(1 3/8) Installation Manual 9 of Indoor Units 13 16 19 23 26 Net Weight kg 240 285 285 285 285 lbs 529 628 628 628 628 Dimensions mm 1,280x1...
Installation Manual
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...ARUN096BT2 ARUN115BT2 8+8+8(17.6+17.6+17.6) 8+8+8(17.6+17.6+17.6) 2(4.4) 3(6.6) 55 58 285+285+285 285+285+285 628+628+628 628+628+628 (1280x1607x730)x2 (1280x1607x730)x2 (50.4x63.3x28.7)x2 (50.4x63.3x28.7)x2 19.05(3/4) 19.05(3/4) 34.9(1 3/8) 41.3(1 5/8) Installation Manual... 22.5 24.0 25.5 Model Combination unit ARUN250BT2 ARUN270BT2 ARUB290DT2 ARUB310DT2 ARUN096BT2 ARUN096BT2 ARUN096BT2 ARUN115BT2 Independent unit ARUN076BT2 ARUN096BT2 ARUN096BT2 ARUN096BT2 ARUN076BT2 ARUN076BT2 ARUN096BT2 ARUN096BT2 Product Charge kg(lbs) 8+8+8(17.6+17.6+17.6) 8+8+8(17.6+17.6+17...
...ARUN096BT2 ARUN115BT2 8+8+8(17.6+17.6+17.6) 8+8+8(17.6+17.6+17.6) 2(4.4) 3(6.6) 55 58 285+285+285 285+285+285 628+628+628 628+628+628 (1280x1607x730)x2 (1280x1607x730)x2 (50.4x63.3x28.7)x2 (50.4x63.3x28.7)x2 19.05(3/4) 19.05(3/4) 34.9(1 3/8) 41.3(1 5/8) Installation Manual... 22.5 24.0 25.5 Model Combination unit ARUN250BT2 ARUN270BT2 ARUB290DT2 ARUB310DT2 ARUN096BT2 ARUN096BT2 ARUN096BT2 ARUN115BT2 Independent unit ARUN076BT2 ARUN096BT2 ARUN096BT2 ARUN096BT2 ARUN076BT2 ARUN076BT2 ARUN096BT2 ARUN096BT2 Product Charge kg(lbs) 8+8+8(17.6+17.6+17.6) 8+8+8(17.6+17.6+17...
Installation Manual
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...(h) to , . < Side view > Rear Side A B B B Front Side < Top view > Rear Side B Rear Side A B Front Side A B Front Side Installation Manual 13 If the wall height is higher than the whole height of product by (h), Add (h) to , . < Side view > Rear Side B C C C Front Side A... or more (350mm(13-3/4 inch)or more C 150mm(5-7/8 inch) from the rear into account, a space of the product. ENGLISH Installation Space Installation Space Individual Installation s Basic space required A space of at least 250mm(9-13/16 inch) is necessary at the coastal area.) B 150mm(5-7/8 inch) ...
...(h) to , . < Side view > Rear Side A B B B Front Side < Top view > Rear Side B Rear Side A B Front Side A B Front Side Installation Manual 13 If the wall height is higher than the whole height of product by (h), Add (h) to , . < Side view > Rear Side B C C C Front Side A... or more (350mm(13-3/4 inch)or more C 150mm(5-7/8 inch) from the rear into account, a space of the product. ENGLISH Installation Space Installation Space Individual Installation s Basic space required A space of at least 250mm(9-13/16 inch) is necessary at the coastal area.) B 150mm(5-7/8 inch) ...
Installation Manual
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... Front Side Rear Side Front Side Rear Side D Rear Side D Rear Side D Rear Side Front Side Front Side Front Side Front Side Installation Manual 15 ENGLISH Collective / Continuous installation Installation Space Space required for collective installation and continuous installation:When installing several units, leave space between each block as shown below considering passage for air and people.
... Front Side Rear Side Front Side Rear Side D Rear Side D Rear Side D Rear Side Front Side Front Side Front Side Front Side Installation Manual 15 ENGLISH Collective / Continuous installation Installation Space Space required for collective installation and continuous installation:When installing several units, leave space between each block as shown below considering passage for air and people.
Installation Manual
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... at the front and rear. • Always lift the unit with ropes attached at four points so that children cannot play with your bare hands. Installation Manual 17 Sub line A 40° or less WARNING CAUTION Be very careful while carrying the product. • Do not have only one person carry product...
... at the front and rear. • Always lift the unit with ropes attached at four points so that children cannot play with your bare hands. Installation Manual 17 Sub line A 40° or less WARNING CAUTION Be very careful while carrying the product. • Do not have only one person carry product...
Installation Manual
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... water drain processing by using the drain path. Water drain may cause unit to withstand its weight. Rear view Side view Water Drain Path Installation Manual 19 ENGLISH A Ensure that anti-vibration may be done due to freezing of piping and wiring on the floor surface) F H-Beam support... unit during operation) and paths of the pipe and wiring when making a base support. • Don't use the M10 anchor bolt. Installation Foundation for Installation • Fix the unit tightly with bolts as shown below so that unit will not fall down , resulting in a personal injury. •...
... water drain processing by using the drain path. Water drain may cause unit to withstand its weight. Rear view Side view Water Drain Path Installation Manual 19 ENGLISH A Ensure that anti-vibration may be done due to freezing of piping and wiring on the floor surface) F H-Beam support... unit during operation) and paths of the pipe and wiring when making a base support. • Don't use the M10 anchor bolt. Installation Foundation for Installation • Fix the unit tightly with bolts as shown below so that unit will not fall down , resulting in a personal injury. •...
Installation Manual
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...the product may be refrigerant joint pipe (used for more than 70mm) ODU. units installation) Cap Gas valve Installation Manual 21 When connecting the pipes from the side of the outdoor unit, remove part . When installing just one ODU, please make sure to remove the factory supplied rubber cap and ... the pipe, connect the High/Low Pressure Common pipe after removing burrs, dusts and foreign materials within the pipe. Refrigerant piping installation Connection of rats, animals, etc). Knock out Communication Line Hole Power Cable Hole Pipe Hole (Front) (Side) WARNING After...
...the product may be refrigerant joint pipe (used for more than 70mm) ODU. units installation) Cap Gas valve Installation Manual 21 When connecting the pipes from the side of the outdoor unit, remove part . When installing just one ODU, please make sure to remove the factory supplied rubber cap and ... the pipe, connect the High/Low Pressure Common pipe after removing burrs, dusts and foreign materials within the pipe. Refrigerant piping installation Connection of rats, animals, etc). Knock out Communication Line Hole Power Cable Hole Pipe Hole (Front) (Side) WARNING After...
Installation Manual
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...oxidized film can cause clogging or damage to connect the piping. 7. Installation Manual 23 Commercially available piping often contains dust and other contaminants from entering the piping during installation. 4. Always blow it until the refrigerant piping for the designed .... Insufficient insulation will stop due to perform an air purge. Use the following table as rated length, difference in heating/cooling perfor- ENGLISH Refrigerant piping installation Caution 1. Outer diameter [mm(inch)] 6.35 9.52 12.7 15.88 19.05 22.2 25.4 28.58 31.8 34.9 38.1 41.3 (1/4) (3/8) ...
...oxidized film can cause clogging or damage to connect the piping. 7. Installation Manual 23 Commercially available piping often contains dust and other contaminants from entering the piping during installation. 4. Always blow it until the refrigerant piping for the designed .... Insufficient insulation will stop due to perform an air purge. Use the following table as rated length, difference in heating/cooling perfor- ENGLISH Refrigerant piping installation Caution 1. Outer diameter [mm(inch)] 6.35 9.52 12.7 15.88 19.05 22.2 25.4 28.58 31.8 34.9 38.1 41.3 (1/4) (3/8) ...
Installation Manual
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ENGLISH Refrigerant piping system x Y branch method 1 Outdoor Units Example : 5 Indoor Units connected : Outdoor Unit : 1st branch (Y branch) : Indoor Units Refrigerant piping installation L150m(492ft) (200m(656ft) : Conditional application) l 40m(131ft) (90m(295ft) : Conditional application) 100m(328ft) 15m(49ft) 2 Outdoor Units Example : 5 Indoor Units connected : Outdoor Unit : 1st ... units: ARCNN20 Slave Master 10m (32.8ft) or less L150m(492ft) (200m(656ft) : Conditional application) l 40m(131ft) (90m(295ft) : Conditional application) 100m(328ft) 15m(49ft) Installation Manual 25
ENGLISH Refrigerant piping system x Y branch method 1 Outdoor Units Example : 5 Indoor Units connected : Outdoor Unit : 1st branch (Y branch) : Indoor Units Refrigerant piping installation L150m(492ft) (200m(656ft) : Conditional application) l 40m(131ft) (90m(295ft) : Conditional application) 100m(328ft) 15m(49ft) 2 Outdoor Units Example : 5 Indoor Units connected : Outdoor Unit : 1st ... units: ARCNN20 Slave Master 10m (32.8ft) or less L150m(492ft) (200m(656ft) : Conditional application) l 40m(131ft) (90m(295ft) : Conditional application) 100m(328ft) 15m(49ft) Installation Manual 25
Installation Manual
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ENGLISH ➲ Refrigerant pipe diameter from branch to branch (B,C,D) Downward Indoor Unit total capacity [kW(Btu/h)]
ENGLISH ➲ Refrigerant pipe diameter from branch to branch (B,C,D) Downward Indoor Unit total capacity [kW(Btu/h)]
Installation Manual
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... between Outdoor units: ARCNN20 Slave2 Slave1 Master 10m (32.8ft) or less Refrigerant piping installation L 150m(492ft) 40m(131ft) H 100m(328ft) h 15m(49ft) Branch pipe can not be installed at lower position than the header. • Piping length from outdoor branch to the ... recommended that of the pipes connected to outdoor unit ≤ 10m(32.8ft), equivalent length : max 13m(42.6ft) (for 18HP or more) Installation Manual 29 ENGLISH 3 Outdoor Units Example : 6 Indoor Units connected : Outdoor Unit : Header branch : Indoor Units : Sealing : Connection branch pipe between ...
... between Outdoor units: ARCNN20 Slave2 Slave1 Master 10m (32.8ft) or less Refrigerant piping installation L 150m(492ft) 40m(131ft) H 100m(328ft) h 15m(49ft) Branch pipe can not be installed at lower position than the header. • Piping length from outdoor branch to the ... recommended that of the pipes connected to outdoor unit ≤ 10m(32.8ft), equivalent length : max 13m(42.6ft) (for 18HP or more) Installation Manual 29 ENGLISH 3 Outdoor Units Example : 6 Indoor Units connected : Outdoor Unit : Header branch : Indoor Units : Sealing : Connection branch pipe between ...
Installation Manual
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ENGLISH Refrigerant piping installation ➲ Refrigerant pipe diameter from branch to branch (B,C) Downward Indoor Unit total capacity [kW(Btu/h)]
ENGLISH Refrigerant piping installation ➲ Refrigerant pipe diameter from branch to branch (B,C) Downward Indoor Unit total capacity [kW(Btu/h)]
Installation Manual
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ENGLISH Refrigerant piping installation WARNING When the equivalent length between the outdoor unit and a indoor unit is 90 m(295 ft) or more, the size of main pipes (Liquid pipe ...) < 22.4(76,400) Liquid pipe [mm(inch)] Ø6.35(1/4) Ø9.52(3/8) Ø9.52(3/8) Gas pipe [mm(inch)] Ø12.7(1/2) Ø15.88(5/8) Ø19.05(3/4) Installation Manual 33
ENGLISH Refrigerant piping installation WARNING When the equivalent length between the outdoor unit and a indoor unit is 90 m(295 ft) or more, the size of main pipes (Liquid pipe ...) < 22.4(76,400) Liquid pipe [mm(inch)] Ø6.35(1/4) Ø9.52(3/8) Ø9.52(3/8) Gas pipe [mm(inch)] Ø12.7(1/2) Ø15.88(5/8) Ø19.05(3/4) Installation Manual 33
Installation Manual
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... Is 2 m(6.6ft) or more, prepare a oil trap 200 mm(0.7ft) or more Oil is accumulating in lower level outdoor units when system stops Installation Manual 35 When the piping length between outdoors is accumulating in outdoor units when system stops Oil is 2m or more 4. Less than 2m(6.6ft) 2m...(6.6ft) or more . ENGLISH Refrigerant piping installation 3. In case pipe length between Branch of wrong connection Oil Trap Less than 2m(6.6ft) 2m(6.6ft) or more as shown below) on the...
... Is 2 m(6.6ft) or more, prepare a oil trap 200 mm(0.7ft) or more Oil is accumulating in lower level outdoor units when system stops Installation Manual 35 When the piping length between outdoors is accumulating in outdoor units when system stops Oil is 2m or more 4. Less than 2m(6.6ft) 2m...(6.6ft) or more . ENGLISH Refrigerant piping installation 3. In case pipe length between Branch of wrong connection Oil Trap Less than 2m(6.6ft) 2m(6.6ft) or more as shown below) on the...
Installation Manual
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...Volume of the room at which Indoor Unit of effective opening part 2. Installation Manual 37 Selection of air conditioning system: select one of refrigerant 4. Reduction of the amount of the next 1. Installation of the least capacity is installed 0.44 (kg / m3)(0. 028(lb/ft3)) ❐ If ...the above equation can not be over 2m(6.6ft) from the floor (Wall mounted type ¡ Cassette type) - Installation of 2 or more security device (alarm for earthquake and thermal stress WARNING Refer to model information since the CF Value of correction factor differs...
...Volume of the room at which Indoor Unit of effective opening part 2. Installation Manual 37 Selection of air conditioning system: select one of refrigerant 4. Reduction of the amount of the next 1. Installation of the least capacity is installed 0.44 (kg / m3)(0. 028(lb/ft3)) ❐ If ...the above equation can not be over 2m(6.6ft) from the floor (Wall mounted type ¡ Cassette type) - Installation of 2 or more security device (alarm for earthquake and thermal stress WARNING Refer to model information since the CF Value of correction factor differs...
