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 ...
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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...(Convertible) 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 Outdoor Unit A3U H 36 3 F A 0 Serial Number Function A : Basic...of Connectable Indoor Units Ex) A3U : Connectable max. 2 Indoor Units Service Manual 3 look type N : N- look type M : M- look type G : G- 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(...
...(Convertible) 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 Outdoor Unit A3U H 36 3 F A 0 Serial Number Function A : Basic...of Connectable Indoor Units Ex) A3U : Connectable max. 2 Indoor Units Service Manual 3 look type N : N- look type M : M- look type G : G- 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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...;C(95°F)DB, 23.9°C(75°F)WB 2.Heating Capacity is based on : indoor temp. 21.1°C(70°F)DB, 15.6°C(60.1°F)WB; Model Number Nomenclature Combination table Operation 1 UNIT 2 UNIT 3 UNIT Combination(k Btu) A B C Total Unit-A Cooling Capacity (Btu/h) Input Unit-B Unit-C Total (W) Current EER (A) (Btu/h.w) Unit-A Heating Capacity...
...;C(95°F)DB, 23.9°C(75°F)WB 2.Heating Capacity is based on : indoor temp. 21.1°C(70°F)DB, 15.6°C(60.1°F)WB; Model Number Nomenclature Combination table Operation 1 UNIT 2 UNIT 3 UNIT Combination(k Btu) A B C Total Unit-A Cooling Capacity (Btu/h) Input Unit-B Unit-C Total (W) Current EER (A) (Btu/h.w) Unit-A Heating Capacity...
Service Manual
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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. 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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....3*9.1*14.6(973*231*372) 353/719 (792) Indoor Unit Type Nominal Cooling Capacity 5 Model Nominal Heating Capacity 5 Air Circulation H/M/L Setting temperature range(cool/heat) Fan motor Output Model No. Used / Diameter Noise Level (Sound Press,1m) H/M/L Temperature controller Coil Tube ... Specifications Product Specifications Indoor Unit Indoor Unit Type Nominal Cooling Capacity 5 Model Nominal Heating Capacity 5 Air Circulation H/M/L Setting temperature range(cool/heat) Fan motor Output Model Input Running Current Fan Type No. Used / Diameter Noise Level (...
....3*9.1*14.6(973*231*372) 353/719 (792) Indoor Unit Type Nominal Cooling Capacity 5 Model Nominal Heating Capacity 5 Air Circulation H/M/L Setting temperature range(cool/heat) Fan motor Output Model No. Used / Diameter Noise Level (Sound Press,1m) H/M/L Temperature controller Coil Tube ... Specifications Product Specifications Indoor Unit Indoor Unit Type Nominal Cooling Capacity 5 Model Nominal Heating Capacity 5 Air Circulation H/M/L Setting temperature range(cool/heat) Fan motor Output Model Input Running Current Fan Type No. Used / Diameter Noise Level (...
Service Manual
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...Type(model name) Refrigerant charge Charge g(oz) Type Control Coil Tube Size (OD) inch(mm) Fins per inch No. Installation Indoor Unit~Outdoor Unit m Height Difference Indoor Unit~Indoor Unit m Packing Dimension W*H*D inch(mm) Stuffing Quantity 20/40ft A3UC363FA0(LMU360CE) ...inch(mm) Net Weight Outdoor kg(lbs) Max. Capacities are Net Capacities. 3. 5 : See the page "Combination Table" 4. Multiple piping models Model Cooling Capacity5 Btu/hr W kcal/hr Heating Capacity5 Btu/hr W kcal/hr Input5 Cooling W Heating W Running Current5(208/230V) Cooling A ...
...Type(model name) Refrigerant charge Charge g(oz) Type Control Coil Tube Size (OD) inch(mm) Fins per inch No. Installation Indoor Unit~Outdoor Unit m Height Difference Indoor Unit~Indoor Unit m Packing Dimension W*H*D inch(mm) Stuffing Quantity 20/40ft A3UC363FA0(LMU360CE) ...inch(mm) Net Weight Outdoor kg(lbs) Max. Capacities are Net Capacities. 3. 5 : See the page "Combination Table" 4. Multiple piping models Model Cooling Capacity5 Btu/hr W kcal/hr Heating Capacity5 Btu/hr W kcal/hr Input5 Cooling W Heating W Running Current5(208/230V) Cooling A ...
Service Manual
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.... Connecting the Cable between Indoor Unit and Outdoor Unit CAUTION: Provide a circuit breaker between power source and the unit as those of indoor unit respectively. Model 36k Power source Fuse or breaker Capacity 1Ø, 230/208V 40A Connect the cable to the outdoor unit connection. • Ensure that the color of...
.... Connecting the Cable between Indoor Unit and Outdoor Unit CAUTION: Provide a circuit breaker between power source and the unit as those of indoor unit respectively. Model 36k Power source Fuse or breaker Capacity 1Ø, 230/208V 40A Connect the cable to the outdoor unit connection. • Ensure that the color of...
Service Manual
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...Auto operation. Defrost Mode : Lights up during Defrost Mode or Hot Start operation (Heat pump model only) Outdoor unit : Lights up during outdoor unit operation.(Cooling model only) operation Desire temperature For cooling,dehumidification,heating modes it display Destired temperature indicator • ... • The louver can be set at low speed. Starting Current Control • Indoor fan is dependent on model type. Timer : Lights up and down automatically.(Model base) Deice (defrost) control (Heating) • Both the indoor and outdoor fan stops during deicing. •...
...Auto operation. Defrost Mode : Lights up during Defrost Mode or Hot Start operation (Heat pump model only) Outdoor unit : Lights up during outdoor unit operation.(Cooling model only) operation Desire temperature For cooling,dehumidification,heating modes it display Destired temperature indicator • ... • The louver can be set at low speed. Starting Current Control • Indoor fan is dependent on model type. Timer : Lights up and down automatically.(Model base) Deice (defrost) control (Heating) • Both the indoor and outdoor fan stops during deicing. •...
Service Manual
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...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. 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 switched to low speed. Airflow Direction Control • The louver can ...
...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. 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 switched to low speed. Airflow Direction Control • The louver can ...
Service Manual
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... the comp. Out door Fan Control • Outdoor fan operates at High or Off to respond to keep constant superheat or subcooling. R/Valve Control(Heating Model Only) • Convert R/Valve to change cooling to heating, heating to load condtion. Comp Overload Protection • To protect comp from heating to Oil Return...
... the comp. Out door Fan Control • Outdoor fan operates at High or Off to respond to keep constant superheat or subcooling. R/Valve Control(Heating Model Only) • Convert R/Valve to change cooling to heating, heating to load condtion. Comp Overload Protection • To protect comp from heating to Oil Return...
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. D-Pipe Thermistor Error(Open/Short) 51 Capcity Error(High/Low) 3 times 3 times OFF 4 times 4 times OFF 4 times 5 times OFF 4 times 7 times OFF 5 times 1 times OFF...
... 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. D-Pipe Thermistor Error(Open/Short) 51 Capcity Error(High/Low) 3 times 3 times OFF 4 times 4 times OFF 4 times 5 times OFF 4 times 7 times OFF 5 times 1 times OFF...
Service Manual
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Check the combination table. 5 In the tropical model case ➔ single cycle has no error for over load. 2. High Cause of error Check point & Normal condition • Over Capacitor com- • Check the ...°C(239°F) 100°C(212°F) 95°C(203°F) COMP OFF LEV OPEN(16PULSE/MIN) LEV OPEN(10PULSE/MIN) NORMAL A3UH363FA0(LMU360HE)/A3UC363FA0(LMU360CE) ❑ Check Point 1.
Check the combination table. 5 In the tropical model case ➔ single cycle has no error for over load. 2. High Cause of error Check point & Normal condition • Over Capacitor com- • Check the ...°C(239°F) 100°C(212°F) 95°C(203°F) COMP OFF LEV OPEN(16PULSE/MIN) LEV OPEN(10PULSE/MIN) NORMAL A3UH363FA0(LMU360HE)/A3UC363FA0(LMU360CE) ❑ Check Point 1.
Service Manual
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...DRAWING,ASSEMBLY(EEV COIL) CAPACITOR,FILM,BOX CAPACITOR,FILM,BOX O.L.P PART No. Service Manual 85 A3UH363FA0(LMU360HE) A3UC363FA0(LMU360CE) 3530A20006G 3530A20006G 3530A10176B 3530A10176B 6323A20028A 6323A20028A 6323A20026A 6323A20026A 3041AP2741H 3041AP2741H 3551A10044G 3551A10044H 3H03266H 3H03266H 3721A10109C 3721A10109C 4791A10019B 4791A10019B 4681AR1392X ... http://biz.LGservice.com) Solenoid(Coil Assembly, Reverse) is only for heat pump model. Exploded View & Replacement Parts List Parts List (A3UH363FA0(LMU360HE), A3UC363FA0(LMU360CE)) LOCATION No.
...DRAWING,ASSEMBLY(EEV COIL) CAPACITOR,FILM,BOX CAPACITOR,FILM,BOX O.L.P PART No. Service Manual 85 A3UH363FA0(LMU360HE) A3UC363FA0(LMU360CE) 3530A20006G 3530A20006G 3530A10176B 3530A10176B 6323A20028A 6323A20028A 6323A20026A 6323A20026A 3041AP2741H 3041AP2741H 3551A10044G 3551A10044H 3H03266H 3H03266H 3721A10109C 3721A10109C 4791A10019B 4791A10019B 4681AR1392X ... http://biz.LGservice.com) Solenoid(Coil Assembly, Reverse) is only for heat pump model. Exploded View & Replacement Parts List Parts List (A3UH363FA0(LMU360HE), A3UC363FA0(LMU360CE)) LOCATION No.