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) AMNC093D4A0(LMN090CE) AMNH123DEA0(LMN120HE) AMNC123DEA0(LMN120CE) Art Cool Type AMNH093APM0(LMAN090HNS) AMNC093APM0(LMAN090CNS) AMNH123APM0(LMAN120HNS) AMNC123APM0(LMAN120CNS) • Outdoor Unit: A3UH363FA0(LMU360HE) A3UC363FA0(LMU360CE) 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) AMNC093D4A0(LMN090CE) AMNH123DEA0(LMN120HE) AMNC123DEA0(LMN120CE) Art Cool Type AMNH093APM0(LMAN090HNS) AMNC093APM0(LMAN090CNS) AMNH123APM0(LMAN120HNS) AMNC123APM0(LMAN120CNS) • Outdoor Unit: A3UH363FA0(LMU360HE) A3UC363FA0(LMU360CE) 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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..., D : Wood, M : Metal, R : Mirror, W : White Chassis Name Indoor Unit Type Wall mounted split D : D- look type G : G- of Connectable Indoor Units Ex) A3U : Connectable max. 2 Indoor Units Service Manual 3 look type M : M- look type L : L- look type N : N- look type Artcool type A : standard/wide type D : Deluxe type B : Ceiling Concealed Duct V : Ceiling & Floor(Convertible) Electrical Rating 3: 1Ø, 208...
..., D : Wood, M : Metal, R : Mirror, W : White Chassis Name Indoor Unit Type Wall mounted split D : D- look type G : G- of Connectable Indoor Units Ex) A3U : Connectable max. 2 Indoor Units Service Manual 3 look type M : M- look type L : L- look type N : N- look type Artcool type A : standard/wide type D : Deluxe type B : Ceiling Concealed Duct V : Ceiling & Floor(Convertible) Electrical Rating 3: 1Ø, 208...
Service Manual
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... air conditioner. outdoor temp. 35°C(95°F)DB, 23.9°C(75°F)WB 2.Heating Capacity 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 electric shock. This symbol indicates special notes. 4 Multi type Air Conditioner...
... air conditioner. outdoor temp. 35°C(95°F)DB, 23.9°C(75°F)WB 2.Heating Capacity 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 electric shock. This symbol indicates special notes. 4 Multi type Air Conditioner...
Service Manual
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.... or an Authorized Service Center. • There is classified by the following instructions must be followed. of death or serious injury. Service Manual 5 The seriousness is risk of fire or electric shock. • Do not disassemble or repair the product. WARNING This symbol indicates the possibility... a dedicated cir- cuit and breaker. s Incorrect operation due to do. For electrical work, contact the Always ground the product. Use this manual are as shown below. There is risk of fire or electric shock. • There is risk of fire or electric shock. Be sure...
.... or an Authorized Service Center. • There is classified by the following instructions must be followed. of death or serious injury. Service Manual 5 The seriousness is risk of fire or electric shock. • Do not disassemble or repair the product. WARNING This symbol indicates the possibility... a dedicated cir- cuit and breaker. s Incorrect operation due to do. For electrical work, contact the Always ground the product. Use this manual are as shown below. There is risk of fire or electric shock. • There is risk of fire or electric shock. Be sure...
Service Manual
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... hurricane arrives. • There is risk of electric shock or fire. • There is risk of property damage, failure of product, or electric shock. Service Manual 7 Do not allow water to run into electric parts. • It may cause There is risk of fire and electric shock. Do not touch(operate...
... hurricane arrives. • There is risk of electric shock or fire. • There is risk of property damage, failure of product, or electric shock. Service Manual 7 Do not allow water to run into electric parts. • It may cause There is risk of fire and electric shock. Do not touch(operate...
Service Manual
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... could cause product malfunction or inefficient operation. It is a consumer air conditioner, not a precision refrigeration system. • There is risk of property. Wax Thinner Service Manual 9 They are very sharp! • It may cause product failure. • There is risk of fire, electric shock, or damage to sea wind (salt spray...
... could cause product malfunction or inefficient operation. It is a consumer air conditioner, not a precision refrigeration system. • There is risk of property. Wax Thinner Service Manual 9 They are very sharp! • It may cause product failure. • There is risk of fire, electric shock, or damage to sea wind (salt spray...
Service Manual
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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. 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.
Service Manual
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... inch No. Used / Diameter Noise Level (Sound Press,1m) H/M/L Temperature controller Coil Tube Size (OD) Fins per inch No. Service Manual 13 Due to our policy of Poles Input Running Current Fan Type No. of innovation some specifications may be changed without notification. of Rows ... EA/inch(mm) dBA inch(mm) l/h inch(mm) kg(lbs) inch(mm) inch(mm) mm inch(mm) 20/40ft(hi-c) Wall Mounted AMNC093D4A0(LMN090CE) AMNH093D4A0(LMN090HE) AMNC123DEA0(LMN120CE) AMNH123DEA0(LMN120HE) 2,267(2,637) 9,000 - 8.2(289) 18~30 15 DL-88430LGIF DC36 0.15 Cross Flow Fan 1/3.74(95) 31 / 29 /...
... inch No. Used / Diameter Noise Level (Sound Press,1m) H/M/L Temperature controller Coil Tube Size (OD) Fins per inch No. Service Manual 13 Due to our policy of Poles Input Running Current Fan Type No. of innovation some specifications may be changed without notification. of Rows ... EA/inch(mm) dBA inch(mm) l/h inch(mm) kg(lbs) inch(mm) inch(mm) mm inch(mm) 20/40ft(hi-c) Wall Mounted AMNC093D4A0(LMN090CE) AMNH093D4A0(LMN090HE) AMNC123DEA0(LMN120CE) AMNH123DEA0(LMN120HE) 2,267(2,637) 9,000 - 8.2(289) 18~30 15 DL-88430LGIF DC36 0.15 Cross Flow Fan 1/3.74(95) 31 / 29 /...
Service Manual
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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 Installation Read carefully, and then follow step by step.
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 total length of all pipes (A+B/A+B+C) Max length of each pipe (A/B/C) Min length of ...
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 total length of all pipes (A+B/A+B+C) Max length of each pipe (A/B/C) Min length of ...
Service Manual
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... 1. In case of desired connecting direction, then cover side is separated. 3. Pipe hole Adhesive Only one desiring direction Connecting part Drain hose rubber cap Service Manual 19 After pull down this time panel front is left or right, path through rear wall, don't remove the hole.
... 1. In case of desired connecting direction, then cover side is separated. 3. Pipe hole Adhesive Only one desiring direction Connecting part Drain hose rubber cap Service Manual 19 After pull down this time panel front is left or right, path through rear wall, don't remove the hole.
Service Manual
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... by screws. (Leave 10mm for connecting pipe as diameter 50mm. (In case of nothing wrong in the matter, connect the pipe and the wire. (Installation manual reference) s Drill a hole in the wall. 8. Drill the piping hole at the upper screws. (In this page when making a hole in the wall • Drill...
... by screws. (Leave 10mm for connecting pipe as diameter 50mm. (In case of nothing wrong in the matter, connect the pipe and the wire. (Installation manual reference) s Drill a hole in the wall. 8. Drill the piping hole at the upper screws. (In this page when making a hole in the wall • Drill...
Service Manual
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.../tube. 2. 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 pipe 90° Slanted Uneven Rough 4. Burrs removal 1. Pipe Reamer Putting nut on • Remove flare nuts attached to indoor and outdoor unit, then...
.../tube. 2. 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 pipe 90° Slanted Uneven Rough 4. Burrs removal 1. Pipe Reamer Putting nut on • Remove flare nuts attached to indoor and outdoor unit, then...
Service Manual
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... vinyl tape Connecting cable Pipe Vinyl tape(narrow) Pipe Wrap with a wrench. Tighten the flare nut with vinyl tape Drain hose Vinyl tape(wide) Service Manual 23
... vinyl tape Connecting cable Pipe Vinyl tape(narrow) Pipe Wrap with a wrench. Tighten the flare nut with vinyl tape Drain hose Vinyl tape(wide) Service Manual 23
Service Manual
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... they fit into their slots(clicking sound). Flaring Work and Connection of the chassis. Piping for passage through piping hole Connecting cable Drain hose Service Manual 25 Bundle the piping and drain hose together by moving it left and right sides of the unit against the installation plate until the hooks...
... they fit into their slots(clicking sound). Flaring Work and Connection of the chassis. Piping for passage through piping hole Connecting cable Drain hose Service Manual 25 Bundle the piping and drain hose together by moving it left and right sides of the unit against the installation plate until the hooks...
Service Manual
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Flaring Work and Connection of clamp and unfold the tubing to the tubing. Follow the instruction below. Service Manual 27 Bad case • Following bending type from right to left piping. For left may cause damage to downward slowly. 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. Service Manual 27 Bad case • Following bending type from right to left piping. For left may cause damage to downward slowly. 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. 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 C-UNIT Torque wrench Service Manual 29 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.
Flaring Work and Connection of the pipings and sufficiently tighten the flare nut by hand. 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 C-UNIT Torque wrench Service Manual 29 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.
Service Manual
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... control board with local codes while running the wire from the unit by loosening the screw. Separately wire the high and low voltage line. 2. Service Manual 31 Connecting the Cable between indoor and outdoor unit. (For example, Type SJO-WA) WARNING: • Be sure to touch refrigerant tubing, the compressor or...
... control board with local codes while running the wire from the unit by loosening the screw. Separately wire the high and low voltage line. 2. Service Manual 31 Connecting the Cable between indoor and outdoor unit. (For example, Type SJO-WA) WARNING: • Be sure to touch refrigerant tubing, the compressor or...
Service Manual
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are the same as shown below. Service Manual 33 Main power source Air Conditioner Circuit Breaker Use a circuit breaker or time delay fuse. Attach the Grille onto the cabinet. • Grasp the lower ...
are the same as shown below. Service Manual 33 Main power source Air Conditioner Circuit Breaker Use a circuit breaker or time delay fuse. Attach the Grille onto the cabinet. • Grasp the lower ...