Service Manual
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website http://www.lgservice.com LG Multi Type Air Conditioner SERVICE MANUAL MODEL • Indoor Unit: Room Type AMNH093D4A0(LMN090HE) AMNH123DEA0 (LMN120HE) AMNC093D4A0(LMN090CE) AMNC123DEA0 (LMN120CE) Art Cool Type AMNH093APM0(LMAN090HNS) AMNH123APM0(LMAN120HNS) AMNC093APM0(LMAN090CNS) AMNC123APM0(LMAN120CNS) • Outdoor Unit: A2UH243FA0(LMU240HE) A2UC243FA0 (LMU240CE) LG CAUTION • BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. • ONLY FOR AUTHORIZED SERVICE PERSONNEL.
website http://www.lgservice.com LG Multi Type Air Conditioner SERVICE MANUAL MODEL • Indoor Unit: Room Type AMNH093D4A0(LMN090HE) AMNH123DEA0 (LMN120HE) AMNC093D4A0(LMN090CE) AMNC123DEA0 (LMN120CE) Art Cool Type AMNH093APM0(LMAN090HNS) AMNH123APM0(LMAN120HNS) AMNC093APM0(LMAN090CNS) AMNC123APM0(LMAN120CNS) • Outdoor Unit: A2UH243FA0(LMU240HE) A2UC243FA0 (LMU240CE) LG CAUTION • BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. • ONLY FOR AUTHORIZED SERVICE PERSONNEL.
Service Manual
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... OF CONTENTS Model Number Nomenclature ...3 Symbols Used in this Manual ...4 Safety Precautions...5 Dimensions...11 Indoor Unit...11 Outdoor Unit ...12 Product Specifications ...13 Installation ...15 Installation Parts...15 Installation Tools...15 Select the best location ......
... OF CONTENTS Model Number Nomenclature ...3 Symbols Used in this Manual ...4 Safety Precautions...5 Dimensions...11 Indoor Unit...11 Outdoor Unit ...12 Product Specifications ...13 Installation ...15 Installation Parts...15 Installation Tools...15 Select the best location ......
Service Manual
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... Multi System Outdoor Unit And No. look type L : L- look type N : N- look type G : G- look type M : M- of Connectable Indoor Units Ex) A2U : Connectable max. 2 Indoor Units Service Manual 3 Model Number Nomenclature Model Number Nomenclature Indoor Unit AMN H 09 3 D 4 A 0 Serial Number Function A : Basic, L : Nano Plasma + Auto Clean(Wall Mounted) C: Plasma(Ceiling Cassette), G: Low Static...
... Multi System Outdoor Unit And No. look type L : L- look type N : N- look type G : G- look type M : M- of Connectable Indoor Units Ex) A2U : Connectable max. 2 Indoor Units Service Manual 3 Model Number Nomenclature Model Number Nomenclature Indoor Unit AMN H 09 3 D 4 A 0 Serial Number Function A : Basic, L : Nano Plasma + Auto Clean(Wall Mounted) C: Plasma(Ceiling Cassette), G: Low Static...
Service Manual
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... temp. 8.3°C(46.9°F)DB, 6.1°C(43°F)WB 3.The total ability of connected a indoor unit is up to 24k Btu/h Symbols Used in this Manual This symbol alerts you to hazards that could cause harm to the risk of Indoor Unit(kBtu/h) Cooling Each Capacity Total Capacity Unit-A Unit-B Total...
... temp. 8.3°C(46.9°F)DB, 6.1°C(43°F)WB 3.The total ability of connected a indoor unit is up to 24k Btu/h Symbols Used in this Manual This symbol alerts you to hazards that could cause harm to the risk of Indoor Unit(kBtu/h) Cooling Each Capacity Total Capacity Unit-A Unit-B Total...
Service Manual
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... the cover Always install a dedicated cir- I Installation Do not use a defective or under- Be sure to ignoring instruction will cause harm or damage. Use this manual are as shown below. I Incorrect operation due to follow the instruction. of death or serious injury. Service...
... the cover Always install a dedicated cir- I Installation Do not use a defective or under- Be sure to ignoring instruction will cause harm or damage. Use this manual are as shown below. I Incorrect operation due to follow the instruction. of death or serious injury. Service...
Service Manual
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.... Do not plug or unplug the power supply plug during operation. • There is risk of fire, failure of the product, or electric shock. Service Manual 7 Stop operation and close the window in a gas or combustibles near the power cable. • There is risk of fire and electric shock. There is...
.... Do not plug or unplug the power supply plug during operation. • There is risk of fire, failure of the product, or electric shock. Service Manual 7 Stop operation and close the window in a gas or combustibles near the power cable. • There is risk of fire and electric shock. There is...
Service Manual
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Corrosion, particularly on the product. Wax Thinner Service Manual 9 I Operational Do not expose the skin directly to cool air for long periods of time. (Don't sit in the draft.) • This could cause product ...
Corrosion, particularly on the product. Wax Thinner Service Manual 9 I Operational Do not expose the skin directly to cool air for long periods of time. (Don't sit in the draft.) • This could cause product ...
Service Manual
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Art Cool Type Indoor Unit W D H Pipe Hole Hanger Hole Installation plate Fix Hole Dimension W H D Model mm mm mm Split Type S4 SE 9 kBtu/h 12 kBtu/h 840 895 270 282 153 165 ARTCOOL Type SP3 9 kBtu/h 12 kBtu/h 570 568 129 Service Manual 11 Split Type Indoor H D W Dimensions 2. Dimensions Indoor Unit 1.
Art Cool Type Indoor Unit W D H Pipe Hole Hanger Hole Installation plate Fix Hole Dimension W H D Model mm mm mm Split Type S4 SE 9 kBtu/h 12 kBtu/h 840 895 270 282 153 165 ARTCOOL Type SP3 9 kBtu/h 12 kBtu/h 570 568 129 Service Manual 11 Split Type Indoor H D W Dimensions 2. Dimensions Indoor Unit 1.
Service Manual
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....4*22.4*5.1(570*568*129) 9(19.84) 1/4 (6.35) 3/8 (9.52) 20 26.2*25.7*9.1(665*653*231) 237/534(239/539) Note : 1.# See the page "Combination Table" 2. Service Manual 13 Used / Diameter Noise Level (Sound Press,1m) H/M/L Temperature controller Coil Tube Size (OD) Fins per inch No. of Rows & Column Dehumidification Rate Dimensions (W*H*D) Net...
....4*22.4*5.1(570*568*129) 9(19.84) 1/4 (6.35) 3/8 (9.52) 20 26.2*25.7*9.1(665*653*231) 237/534(239/539) Note : 1.# See the page "Combination Table" 2. Service Manual 13 Used / Diameter Noise Level (Sound Press,1m) H/M/L Temperature controller Coil Tube Size (OD) Fins per inch No. of Rows & Column Dehumidification Rate Dimensions (W*H*D) Net...
Service Manual
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Installation Read carefully, and then follow step by step. Installation Parts Installation plate Type "B" screw Installation Type "A" screw and plastic anchor Remote Control Holder Installation Tools Figure Name Screw driver Electric Drill Measuring Tape, Knife Hole Core Drill Spanner Torque wrench Figure Name Ohmmeter Hexagonal wrench Ammeter Gas Leak Detector Thermometer, Level Flaring Tool Set Service Manual 15
Installation Read carefully, and then follow step by step. Installation Parts Installation plate Type "B" screw Installation Type "A" screw and plastic anchor Remote Control Holder Installation Tools Figure Name Screw driver Electric Drill Measuring Tape, Knife Hole Core Drill Spanner Torque wrench Figure Name Ohmmeter Hexagonal wrench Ammeter Gas Leak Detector Thermometer, Level Flaring Tool Set Service Manual 15
Service Manual
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Oil trap should be installed every 5~7 meters (16.4~23.0ft). Service Manual 17 Installation Piping length and elevation Multi Piping Type Capacity(Btu/h) Max Elevation Max total length of Max length of each Min length of reliability. ...
Oil trap should be installed every 5~7 meters (16.4~23.0ft). Service Manual 17 Installation Piping length and elevation Multi Piping Type Capacity(Btu/h) Max Elevation Max total length of Max length of each Min length of reliability. ...
Service Manual
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... the following picture, Insert drain hose in the handle of drainage. 2. Pipe hole Adhesive Only one desiring direction Connecting part Drain hose rubber cap Service Manual 19 Remove two screws(for safety. Drain hose junction 1. Installation Preparing work for Installation (Artcool Type Only) Open panel front 1. First, push the front panel...
... the following picture, Insert drain hose in the handle of drainage. 2. Pipe hole Adhesive Only one desiring direction Connecting part Drain hose rubber cap Service Manual 19 Remove two screws(for safety. Drain hose junction 1. Installation Preparing work for Installation (Artcool Type Only) Open panel front 1. First, push the front panel...
Service Manual
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.... Hang the hole of product at the upper screws. (In this page when making a hole in the matter, connect the pipe and the wire. (Installation manual reference) I Sticking the installation guide map and fixing Indoor unit 1. Put an Installation Guide Map on the horizontal setting line, and Fix lightly the map...
.... Hang the hole of product at the upper screws. (In this page when making a hole in the matter, connect the pipe and the wire. (Installation manual reference) I Sticking the installation guide map and fixing Indoor unit 1. Put an Installation Guide Map on the horizontal setting line, and Fix lightly the map...
Service Manual
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... distance. Outside diameter mm inch Ø6.35 1/4 Ø9.52 3/8 A mm 0~0.5 0~0.5 Copper tube Handle "A" Bar Bar Yoke Cone Copper pipe Clamp handle Red arrow mark Service Manual 21 Measure the distance between the indoor and the outdoor unit. Completely remove all burrs from the cut cross section of pipe/tube. 2. pipe 90...
... distance. Outside diameter mm inch Ø6.35 1/4 Ø9.52 3/8 A mm 0~0.5 0~0.5 Copper tube Handle "A" Bar Bar Yoke Cone Copper pipe Clamp handle Red arrow mark Service Manual 21 Measure the distance between the indoor and the outdoor unit. Completely remove all burrs from the cut cross section of pipe/tube. 2. pipe 90...
Service Manual
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... installation plate until the hooks engage into the rear piping housing section. Tighten the flare nut with vinyl tape Drain hose Vinyl tape(wide) Service Manual 23 Indoor unit installation Hook the indoor unit onto the upper portion of the installation plate.(Engage the two hooks of the rear top of...
... installation plate until the hooks engage into the rear piping housing section. Tighten the flare nut with vinyl tape Drain hose Vinyl tape(wide) Service Manual 23 Indoor unit installation Hook the indoor unit onto the upper portion of the installation plate.(Engage the two hooks of the rear top of...
Service Manual
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... installation 1. Press the lower left and right. 3. Ensure that there may be no gap. 2. Piping for passage through piping hole Connecting cable Drain hose Service Manual 25 Wrap the area which they fit into their slots(clicking sound).
... installation 1. Press the lower left and right. 3. Ensure that there may be no gap. 2. Piping for passage through piping hole Connecting cable Drain hose Service Manual 25 Wrap the area which they fit into their slots(clicking sound).
Service Manual
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Flaring Work and Connection of clamp and unfold the tubing to the tubing. Follow the instruction below. Bad case • Following bending type from right to left piping. For left may cause damage to downward slowly. Service Manual 27 Good case • Press on the upper side of Piping Installation Information.
Flaring Work and Connection of clamp and unfold the tubing to the tubing. Follow the instruction below. Bad case • Following bending type from right to left piping. For left may cause damage to downward slowly. Service Manual 27 Good case • Press on the upper side of Piping Installation Information.
Service Manual
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Flaring Work and Connection of the pipings and sufficiently tighten the flare nut by hand. Outdoor Align the center of Piping Finally, tighten the flare nut with torque wrench until the wrench clicks. • When tightening the flare nut with torque wrench, ensure the direction for tightening follows the arrow on the wrench. Outside diameter mm inch Ø6.35 1/4 Ø9.52 3/8 Torque kg.m 1.8 4.2 Outdoor unit A-UNIT Gas side piping B-UNIT Liquid side piping Torque wrench Service Manual 29
Flaring Work and Connection of the pipings and sufficiently tighten the flare nut by hand. Outdoor Align the center of Piping Finally, tighten the flare nut with torque wrench until the wrench clicks. • When tightening the flare nut with torque wrench, ensure the direction for tightening follows the arrow on the wrench. Outside diameter mm inch Ø6.35 1/4 Ø9.52 3/8 Torque kg.m 1.8 4.2 Outdoor unit A-UNIT Gas side piping B-UNIT Liquid side piping Torque wrench Service Manual 29
Service Manual
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... screw. Outdoor unit Terminal block Over 5mm Holder for the connection between Indoor Unit and Outdoor Unit Connect the cable to the Outdoor unit. 1. Service Manual 31 Secure the cable onto the control board with the holder (clamper). 3. Connect the wires to the terminals on the control board individually as the...
... screw. Outdoor unit Terminal block Over 5mm Holder for the connection between Indoor Unit and Outdoor Unit Connect the cable to the Outdoor unit. 1. Service Manual 31 Secure the cable onto the control board with the holder (clamper). 3. Connect the wires to the terminals on the control board individually as the...
Service Manual
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... of indoor unit respectively. Connect the wires to the terminals on the top inside edge of outdoor unit and the terminal No. Connecting cable 2. Service Manual 33 Model 24k Power source Fuse or breaker Capacity 1Ø, 230/208V 25A Connect the cable to the outdoor unit connection. • Ensure that the...
... of indoor unit respectively. Connect the wires to the terminals on the top inside edge of outdoor unit and the terminal No. Connecting cable 2. Service Manual 33 Model 24k Power source Fuse or breaker Capacity 1Ø, 230/208V 25A Connect the cable to the outdoor unit connection. • Ensure that the...