Service Manual
Page 1
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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... Duct V : Ceiling & Floor(Convertible) Outdoor Unit Electrical Rating 3: 1Ø, 208~230V, 60Hz Nominal Cooling Capacity in Btu/h Ex) 9,000 Btu/h '09', 12,000 Btu/h '12' Model Type H: Heat Pump C: Cooling Only MPS Variable Multi System Indoor Unit A2U H 24 3 F A 0 Serial Number Function A : ...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 Motor ART COOL(DELUXE) Type Front Panel Color B : Blue, D : Wood, M : Metal, R : Mirror, W : White Chassis Name Indoor Unit Type Wall mounted split D : ...
... Duct V : Ceiling & Floor(Convertible) Outdoor Unit Electrical Rating 3: 1Ø, 208~230V, 60Hz Nominal Cooling Capacity in Btu/h Ex) 9,000 Btu/h '09', 12,000 Btu/h '12' Model Type H: Heat Pump C: Cooling Only MPS Variable Multi System Indoor Unit A2U H 24 3 F A 0 Serial Number Function A : ...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 Motor ART COOL(DELUXE) Type Front Panel Color B : Blue, D : Wood, M : Metal, R : Mirror, W : White Chassis Name Indoor Unit Type Wall mounted split D : ...
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 art, etc. Do not block the inlet or outlet of the product when removing the air filter. Do not use harsh detergents, solvents, etc....damage to lift and transport the product. Do not touch the metal parts of air flow. I Operational Do not expose the skin directly to cool air for long periods of property. Corrosion, particularly on the product. They are very sharp! • It may cause product failure. •...
..., could cause product malfunction or inefficient operation. It is a consumer air conditioner, not a precision refrigeration system. • There is risk of art, etc. Do not block the inlet or outlet of the product when removing the air filter. Do not use harsh detergents, solvents, etc....damage to lift and transport the product. Do not touch the metal parts of air flow. I Operational Do not expose the skin directly to cool air for long periods of property. Corrosion, particularly on the product. They are very sharp! • It may cause product failure. •...
Service Manual
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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.
Service Manual
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Flaring Work and Connection of cover side left. 2. First, Check the side cover assembly exactly, Fix power cord in the bottom groove of Piping I Panel Assembly(Art Cool Type only) 1. Drive two screws. 26 Multi type Air Conditioner Assemble connecting lead wire with controller and first fix the upper part of panel front, then match the lower part of panel front Panel Front Connector 3.
Flaring Work and Connection of cover side left. 2. First, Check the side cover assembly exactly, Fix power cord in the bottom groove of Piping I Panel Assembly(Art Cool Type only) 1. Drive two screws. 26 Multi type Air Conditioner Assemble connecting lead wire with controller and first fix the upper part of panel front, then match the lower part of panel front Panel Front Connector 3.
Service Manual
Page 39
... that the (+) and (-) of the performance Operate unit for a long time. 2) Precautions in test run , carry out the cooling operation firstly even during heating season. I .G.) Intake temperature Discharge air Discharge air Discharge temperature Intake temperature Discharge temperature Service Manual 39 ...is conveyed to the trouble of air. 3. Measure the pressure of the gas side service valve. Test Running Test Running Split, Art Cool Type 1. Measure the temperature of the intake and discharge of compressor. R-410A 35°C (95°F) 8.5~9.5kg/cm2G(120~135...
... that the (+) and (-) of the performance Operate unit for a long time. 2) Precautions in test run , carry out the cooling operation firstly even during heating season. I .G.) Intake temperature Discharge air Discharge air Discharge temperature Intake temperature Discharge temperature Service Manual 39 ...is conveyed to the trouble of air. 3. Measure the pressure of the gas side service valve. Test Running Test Running Split, Art Cool Type 1. Measure the temperature of the intake and discharge of compressor. R-410A 35°C (95°F) 8.5~9.5kg/cm2G(120~135...
Service Manual
Page 46
...Heating) • Both the indoor and outdoor fan stops during outdoor unit operation.(Cooling model only) Desire temperature For cooling,dehumidification,heating modes it is operating with the Setting Temp. Operation Art Cool Type Indoor Unit Operation ON/OFF by CHAOS Logic • The fan is switched... to be stopped while it display Destired temperature indicator • Cooling : 18°C~30°C(64°F~86°F) • AI...
...Heating) • Both the indoor and outdoor fan stops during outdoor unit operation.(Cooling model only) Desire temperature For cooling,dehumidification,heating modes it is operating with the Setting Temp. Operation Art Cool Type Indoor Unit Operation ON/OFF by CHAOS Logic • The fan is switched... to be stopped while it display Destired temperature indicator • Cooling : 18°C~30°C(64°F~86°F) • AI...
Service Manual
Page 52
After pull down this panel a bit, separate connecting wire with product. 2. Disassembly Art Cool Type Indoor Unit CAUTION: Disconnect the unit from the chassis carefully. Lift the both lower parts of panel front. - To remove the Control Box. - Pull ...
After pull down this panel a bit, separate connecting wire with product. 2. Disassembly Art Cool Type Indoor Unit CAUTION: Disconnect the unit from the chassis carefully. Lift the both lower parts of panel front. - To remove the Control Box. - Pull ...
Service Manual
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... FAN MOTOR2 CN-MOTOR2(WH) BL PK YL OR RD BL PK YL OR RD STEP MOTOR L / R 1 STEP MOTOR L / R 2 HVB ASSY ROOM-TH PIPE-TH 2) Art Cool Type
... FAN MOTOR2 CN-MOTOR2(WH) BL PK YL OR RD BL PK YL OR RD STEP MOTOR L / R 1 STEP MOTOR L / R 2 HVB ASSY ROOM-TH PIPE-TH 2) Art Cool Type