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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Multi type Air Conditioner Service Manual TABLE 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 ......
Multi type Air Conditioner Service Manual TABLE 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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of Connectable Indoor Units Ex) A3U : Connectable max. 2 Indoor Units Service Manual 3 look type Artcool type A : standard/wide type D : Deluxe type B : Ceiling Concealed Duct V : Ceiling & Floor(Convertible) Electrical Rating 3: 1Ø, 208~230V, 60Hz Nominal Cooling Capacity in ...
of Connectable Indoor Units Ex) A3U : Connectable max. 2 Indoor Units Service Manual 3 look type Artcool type A : standard/wide type D : Deluxe type B : Ceiling Concealed Duct V : Ceiling & Floor(Convertible) Electrical Rating 3: 1Ø, 208~230V, 60Hz Nominal Cooling Capacity in ...
Service Manual
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...of injury or damage to properties only. WARNING s Installation Do not use a defective or under- rated circuit breaker. or an Authorized Service Center. • There is classified by the following instructions must be followed. Install the panel and the cover Always install a dedicated cir... to follow the instruction. s Meanings of fire or electric shock. • Do not disassemble or repair the product. cuit and breaker. Service Manual 5 There is risk of fire or electric shock. • There is risk of fire or electric cause fire or electric shock shock. Use...
...of injury or damage to properties only. WARNING s Installation Do not use a defective or under- rated circuit breaker. or an Authorized Service Center. • There is classified by the following instructions must be followed. Install the panel and the cover Always install a dedicated cir... to follow the instruction. s Meanings of fire or electric shock. • Do not disassemble or repair the product. cuit and breaker. Service Manual 5 There is risk of fire or electric shock. • There is risk of fire or electric cause fire or electric shock shock. Use...
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... strange sounds, or small or smoke comes from the window before turn the product on. • Do not use the product in storm or hurricane. Service Manual 7 Stop operation and close the window in a gas or combustibles near the power cable. • There is risk of product. • Oxygen deficiency could occur...
... strange sounds, or small or smoke comes from the window before turn the product on. • Do not use the product in storm or hurricane. Service Manual 7 Stop operation and close the window in a gas or combustibles near the power cable. • There is risk of product. • Oxygen deficiency could occur...
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... install the product where the noise or hot air from the outdoor unit could harm to your neighbors. Corrosion, particularly on the product. Wax Thinner Service Manual 9 Do not touch the metal parts of air flow.
... install the product where the noise or hot air from the outdoor unit could harm to your neighbors. Corrosion, particularly on the product. Wax Thinner Service Manual 9 Do not touch the metal parts of air flow.
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Split Type Indoor H D W Dimensions 2. 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 Dimensions Indoor Unit 1.
Split Type Indoor H D W Dimensions 2. 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 Dimensions Indoor Unit 1.
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...(W*H*D) Stuffing Quantity With(Without) S/Parts kcal/h(W) Btu/h kcal/h(W) Btu/h CMM(CFM) °C W Artcool AMNC093APM0(LMAN090CNS) AMNH093APM0(LMAN090HNS) AMNC123APM0(LMAN120CNS) AMNH123APM0(LMAN120HNS) 2,267(2,637) 9,000 - 7.5(264) 18~30 24 DL-89812LGIB 2,267(2,637) 9,000 2,267(2,637) 9,000 7.5(264... Temperature controller Coil Tube Size (OD) Fins per inch No. of innovation some specifications may be changed without notification. Service Manual 13 Due to our policy of Rows & Column Dehumidification Rate Dimensions (W*H*D) Net Weight Piping Connection Liquid Gas Drain hose ...
...(W*H*D) Stuffing Quantity With(Without) S/Parts kcal/h(W) Btu/h kcal/h(W) Btu/h CMM(CFM) °C W Artcool AMNC093APM0(LMAN090CNS) AMNH093APM0(LMAN090HNS) AMNC123APM0(LMAN120CNS) AMNH123APM0(LMAN120HNS) 2,267(2,637) 9,000 - 7.5(264) 18~30 24 DL-89812LGIB 2,267(2,637) 9,000 2,267(2,637) 9,000 7.5(264... Temperature controller Coil Tube Size (OD) Fins per inch No. of innovation some specifications may be changed without notification. Service Manual 13 Due to our policy of Rows & Column Dehumidification Rate Dimensions (W*H*D) Net Weight Piping Connection Liquid Gas Drain hose ...
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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.
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...) 20g/m(0.32oz/ft) A h2 B h2 h1 C h1 h1 CAUTION: Capacity is based on standard length and maximum allowance length is on the basis of reliability. Service Manual 17
...) 20g/m(0.32oz/ft) A h2 B h2 h1 C h1 h1 CAUTION: Capacity is based on standard length and maximum allowance length is on the basis of reliability. Service Manual 17
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... junction 1. Remove two screws(for Installation (Artcool Type Only) Open panel front 1. Pipe hole Adhesive Only one desiring direction Connecting part Drain hose rubber cap Service Manual 19 First, push the front panel backward and lift it up the cover side of cover side. NOTICE When connecting pipe path through the hole...
... junction 1. Remove two screws(for Installation (Artcool Type Only) Open panel front 1. Pipe hole Adhesive Only one desiring direction Connecting part Drain hose rubber cap Service Manual 19 First, push the front panel backward and lift it up the cover side of cover side. NOTICE When connecting pipe path through the hole...
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.... Burrs removal 1. 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 Carry out correct flaring work .
.... Burrs removal 1. 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 Carry out correct flaring work .
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.... Overlap the connection pipe insulation material and the indoor unit pipe insulation material. 4. Tighten the flare nut with vinyl tape Drain hose Vinyl tape(wide) Service Manual 23 When extending the drain hose at the indoor unit, install the drain pipe. Wrap the insulation material around the connecting portion. 1.
.... Overlap the connection pipe insulation material and the indoor unit pipe insulation material. 4. Tighten the flare nut with vinyl tape Drain hose Vinyl tape(wide) Service Manual 23 When extending the drain hose at the indoor unit, install the drain pipe. Wrap the insulation material around the connecting portion. 1.
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... within which accommodates the rear piping housing section with vinyl tape(wide) Indoor unit installation 1. Piping for passage through piping hole Connecting cable Drain hose Service Manual 25 Wrap the insulation material around the connecting portion. 1. Reroute the pipings and the drain hose across the back of Piping Plastic bands Insulation material...
... within which accommodates the rear piping housing section with vinyl tape(wide) Indoor unit installation 1. Piping for passage through piping hole Connecting cable Drain hose Service Manual 25 Wrap the insulation material around the connecting portion. 1. Reroute the pipings and the drain hose across the back of Piping Plastic bands Insulation material...
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Service Manual 27 For left may cause damage to downward slowly. Follow the instruction below. Good case • Press on the upper side of Piping Installation Information. Bad case • Following bending type from right to left piping. Flaring Work and Connection of clamp and unfold the tubing to the tubing.
Service Manual 27 For left may cause damage to downward slowly. Follow the instruction below. Good case • Press on the upper side of Piping Installation Information. Bad case • Following bending type from right to left piping. Flaring Work and Connection of clamp and unfold the tubing to the tubing.
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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 C-UNIT 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 C-UNIT Torque wrench Service Manual 29 Flaring Work and Connection of the pipings and sufficiently tighten the flare nut by hand.
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Secure the cable onto the control board with the screw. Separately wire the high and low voltage line. 2. Service Manual 31 Use outdoor and waterproof connection cable rated more than 300V for power supply cord 36k Outdoor side A-UNIT 1234 B-UNIT 1234 C-UNIT 1234 Connecting ...
Secure the cable onto the control board with the screw. Separately wire the high and low voltage line. 2. Service Manual 31 Use outdoor and waterproof connection cable rated more than 300V for power supply cord 36k Outdoor side A-UNIT 1234 B-UNIT 1234 C-UNIT 1234 Connecting ...
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.... • Grasp the lower left and right side of the Grille and engage four tabs on the control board individually according to the indoor unit 1. Service Manual 33 Model 36k Power source Fuse or breaker Capacity 1Ø, 230/208V 40A Connect the cable to the outdoor unit connection. • Ensure that the...
.... • Grasp the lower left and right side of the Grille and engage four tabs on the control board individually according to the indoor unit 1. Service Manual 33 Model 36k Power source Fuse or breaker Capacity 1Ø, 230/208V 40A Connect the cable to the outdoor unit connection. • Ensure that the...
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... piping onto the wall by wrapping the connecting portion of the drain outlet should be routed above the Indoor unit perform the following . 1. Trap Trap Service Manual 35 Secure the tapped piping along the exterior wall. Secure the taped piping along the exterior wall using saddle or equivalent. Seal a small opening around...
... piping onto the wall by wrapping the connecting portion of the drain outlet should be routed above the Indoor unit perform the following . 1. Trap Trap Service Manual 35 Secure the tapped piping along the exterior wall. Secure the taped piping along the exterior wall using saddle or equivalent. Seal a small opening around...
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...reached, close the "Lo" knob of the manifold valve and stop the vacuum pump. Manifold valve Pressure gauge Lo Hi Open Close Vacuum pump Service Manual 37 Then, run the vacuum pump. The operation time for test running. The following table shows the time required for each indoor unit. ...the Pipings and Long Pipe Setting Evacuation 1. Finishing the job 1. Replace the valve caps at both gas and liquid side service valves and fasten them tight. With a service valve wrench, turn the valve stem of gas side valve counter-clockwise to fully open . Turn the valve stem of liquid...
...reached, close the "Lo" knob of the manifold valve and stop the vacuum pump. Manifold valve Pressure gauge Lo Hi Open Close Vacuum pump Service Manual 37 Then, run the vacuum pump. The operation time for test running. The following table shows the time required for each indoor unit. ...the Pipings and Long Pipe Setting Evacuation 1. Finishing the job 1. Replace the valve caps at both gas and liquid side service valves and fasten them tight. With a service valve wrench, turn the valve stem of gas side valve counter-clockwise to fully open . Turn the valve stem of liquid...
