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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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 ...
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 ...
Service Manual
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...) 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 : Basic Multi Type F... Unit And No. 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...
...) 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 : Basic Multi Type F... Unit And No. 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...
Service Manual
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... 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 Model Number Nomenclature Combination table Operation 1 Unit 2 Unit Combination of Indoor Unit(kBtu/h) Cooling Each Capacity Total Capacity Unit-A Unit-B Total UNIT-A(Btu/h) UNIT-B(Btu/h) Btu...
... 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 Model Number Nomenclature Combination table Operation 1 Unit 2 Unit Combination of Indoor Unit(kBtu/h) Cooling Each Capacity Total Capacity Unit-A Unit-B Total UNIT-A(Btu/h) UNIT-B(Btu/h) Btu...
Service Manual
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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. 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
Service Manual
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... Type No. Product Specifications Product Specifications Indoor Unit Indoor Unit Type Nominal Cooling Capacity # Model Nominal Heating Capacity # Air Circulation H/M/L Setting temperature range(cool/heat) Fan motor Output Model Input Running Current Fan Type No. of Rows & Column Dehumidification Rate Dimensions (W*H*D) Net...18 2R,15C - 35.2*11.1*6.5(895*282*165) 9.5(20.9) 1/4 (6.35) 3/8 (9.52) 20 38.3*9.1*14.6(973*231*372) 353/719 (792) AMNH123DEA0 (LMN120HE) 3,023(3,516) 12,000 3,023(3,516) 12,000 9.4(332) 16~30 15 DL-88430LGIF DC36 0.15 Cross Flow Fan 1/3.74(95) 36 / 32 ...
... Type No. Product Specifications Product Specifications Indoor Unit Indoor Unit Type Nominal Cooling Capacity # Model Nominal Heating Capacity # Air Circulation H/M/L Setting temperature range(cool/heat) Fan motor Output Model Input Running Current Fan Type No. of Rows & Column Dehumidification Rate Dimensions (W*H*D) Net...18 2R,15C - 35.2*11.1*6.5(895*282*165) 9.5(20.9) 1/4 (6.35) 3/8 (9.52) 20 38.3*9.1*14.6(973*231*372) 353/719 (792) AMNH123DEA0 (LMN120HE) 3,023(3,516) 12,000 3,023(3,516) 12,000 9.4(332) 16~30 15 DL-88430LGIF DC36 0.15 Cross Flow Fan 1/3.74(95) 36 / 32 ...
Service Manual
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...Piping Length Total of Connectable Indoor Units Compressor Type (Constant) Model Motor Type Quantity Ea Motor Input W Oil Charge cc Oil Type Capacitor µF/Vac O.L.P Type(model name) Compressor Type (Constant) Model Motor Type Quantity Ea Motor Input W Oil Charge cc Oil...,1m dB(A) 1 Defrosting SVC Valve Liquid inch(mm) Gas Dimensions W*H*D inch(mm) Net Weight Outdoor kg(lbs) Max. Multiple piping models Model Cooling Capacity# Btu/hr W kcal/hr Heating Capacity# Btu/hr W kcal/hr Input# Cooling W Heating W Running Current#(208/230V)...
...Piping Length Total of Connectable Indoor Units Compressor Type (Constant) Model Motor Type Quantity Ea Motor Input W Oil Charge cc Oil Type Capacitor µF/Vac O.L.P Type(model name) Compressor Type (Constant) Model Motor Type Quantity Ea Motor Input W Oil Charge cc Oil...,1m dB(A) 1 Defrosting SVC Valve Liquid inch(mm) Gas Dimensions W*H*D inch(mm) Net Weight Outdoor kg(lbs) Max. Multiple piping models Model Cooling Capacity# Btu/hr W kcal/hr Heating Capacity# Btu/hr W kcal/hr Input# Cooling W Heating W Running Current#(208/230V)...
Service Manual
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Model 24k Power source Fuse or breaker Capacity 1Ø, 230/208V 25A Connect the cable to the outdoor unit connection. • Ensure that the color of ...
Model 24k Power source Fuse or breaker Capacity 1Ø, 230/208V 25A Connect the cable to the outdoor unit connection. • Ensure that the color of ...
Service Manual
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... indication Lamps (LED) On/Off : Lights up during Sleep Mode Auto operation. Sleep Mode : Lights up during outdoor unit operation.(Cooling model only) operation Desire temperature For cooling,dehumidification,heating modes it display Destired temperature indicator • Cooling : 18°C~30°C(64°... piping temperature will be stopped after deice ends. Defrost Mode : Lights up during Defrost Mode or Hot Start operation (Heat pump model only) Outdoor unit : Lights up during the system operation. Time Delay Safety Control • Restarting is delayed for 5 seconds ...
... indication Lamps (LED) On/Off : Lights up during Sleep Mode Auto operation. Sleep Mode : Lights up during outdoor unit operation.(Cooling model only) operation Desire temperature For cooling,dehumidification,heating modes it display Destired temperature indicator • Cooling : 18°C~30°C(64°... piping temperature will be stopped after deice ends. Defrost Mode : Lights up during Defrost Mode or Hot Start operation (Heat pump model only) Outdoor unit : Lights up during the system operation. Time Delay Safety Control • Restarting is delayed for 5 seconds ...
Service Manual
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Defrost(Deice) control (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. Sleep Mode Auto Control • The fan.... : Lights up during Sleep Mode Auto operation. : Lights up during Timer operation. : Lights up during Defrost Mode or Hot Start operation.(Heat pump model only) : Lights up and down automatically. Soft Dry Operation Mode • Intermittent operation of fan at the desired position or swing up during defrosting....
Defrost(Deice) control (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. Sleep Mode Auto Control • The fan.... : Lights up during Sleep Mode Auto operation. : Lights up during Timer operation. : Lights up during Defrost Mode or Hot Start operation.(Heat pump model only) : Lights up and down automatically. Soft Dry Operation Mode • Intermittent operation of fan at the desired position or swing up during defrosting....
Service Manual
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Out door Fan Control • Outdoor fan operates at High or Off to respond to cooling. R/Valve Control(Heating Model Only) • Convert R/Valve to change cooling to heating, heating to the load condition. Defrost Function • After 45 min heating operation, check the defrost ...
Out door Fan Control • Outdoor fan operates at High or Off to respond to cooling. R/Valve Control(Heating Model Only) • Convert R/Valve to change cooling to heating, heating to the load condition. Defrost Function • After 45 min heating operation, check the defrost ...
Service Manual
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... °C/°F 13 17 18 14 15 Flip-up door (opened) Operation Mode Cooling Operation Auto Operation Healthy Dehumidification Operation Heating Operation • Cooling Model( ), Heat Pump Model( ) 1 START/STOP BUTTON Operation starts when this button is pressed and stops when the button is pressed again. 2 OPERATION MODE SELECTION BUTTON Used to... mode. 17 ˚C TO ˚F SWITCHING BUTTON Used to switch temperature reading from Centigrade to Fahrenheit. 18 HORIZONTAL AIRFLOW DIRECTION CONTROL BUTTON (NOT ON ALL MODELS) Used to the system.
... °C/°F 13 17 18 14 15 Flip-up door (opened) Operation Mode Cooling Operation Auto Operation Healthy Dehumidification Operation Heating Operation • Cooling Model( ), Heat Pump Model( ) 1 START/STOP BUTTON Operation starts when this button is pressed and stops when the button is pressed again. 2 OPERATION MODE SELECTION BUTTON Used to... mode. 17 ˚C TO ˚F SWITCHING BUTTON Used to switch temperature reading from Centigrade to Fahrenheit. 18 HORIZONTAL AIRFLOW DIRECTION CONTROL BUTTON (NOT ON ALL MODELS) Used to the system.
Service Manual
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... occurrence of error code, be sure to turn off the power and then turn on. • Having or not of error code is different from Model.
... occurrence of error code, be sure to turn off the power and then turn on. • Having or not of error code is different from Model.
Service Manual
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... the leakage of error Check point & Normal condition • Over Capacitor com- • Check the indoor unit capacity. Check the combination table. # In the tropical model case ➔ single cycle has no error for over capacity. 74 Multi type Air Conditioner High Cause of refrigerent. 4. Check the leakage of error •...
... the leakage of error Check point & Normal condition • Over Capacitor com- • Check the indoor unit capacity. Check the combination table. # In the tropical model case ➔ single cycle has no error for over capacity. 74 Multi type Air Conditioner High Cause of refrigerent. 4. Check the leakage of error •...