Service Manual
Page 2
... 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 ...16 Piping length and elevation ...17 Fixing Installation Plate(Standart Type 18 ... Refrigeration Cycle Diagram ...64 Self-diagnosis Function ...65 Cycle Troubleshooting Guide...66 Electronic Parts Troubleshooting Guide 67 General Information...72 2-way, 3-way Valve ...78 Exploded View & Replacement Parts List 82 Indoor Unit ...82 Outdoor Unit ...86 2 Multi type Air Conditioner
... 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 ...16 Piping length and elevation ...17 Fixing Installation Plate(Standart Type 18 ... Refrigeration Cycle Diagram ...64 Self-diagnosis Function ...65 Cycle Troubleshooting Guide...66 Electronic Parts Troubleshooting Guide 67 General Information...72 2-way, 3-way Valve ...78 Exploded View & Replacement Parts List 82 Indoor Unit ...82 Outdoor Unit ...86 2 Multi type Air Conditioner
Service Manual
Page 7
... supply plug during operation. • There is risk of fire, failure of the product, or electric shock. Do not allow water to run into electric parts. • It may cause There is risk of fire or electric shock. There is risk of product. • Oxygen deficiency could occur. If possible, remove...
... supply plug during operation. • There is risk of fire, failure of the product, or electric shock. Do not allow water to run into electric parts. • It may cause There is risk of fire or electric shock. There is risk of product. • Oxygen deficiency could occur. If possible, remove...
Service Manual
Page 9
... Manual 9 s Operational Do not expose the skin directly to your neighbors. Use a soft cloth to lift and transport the product. Do not touch the metal parts of personal injury. They are very sharp! • It may cause product failure. • There is risk of fire, electric shock, or damage to sea... of art, etc. Do not block the inlet or outlet of property. Do not install the product where it will be exposed to the plastic parts of the product. • There is risk of damage or loss of air flow. Use two or more people to clean. It is a consumer air...
... Manual 9 s Operational Do not expose the skin directly to your neighbors. Use a soft cloth to lift and transport the product. Do not touch the metal parts of personal injury. They are very sharp! • It may cause product failure. • There is risk of fire, electric shock, or damage to sea... of art, etc. Do not block the inlet or outlet of property. Do not install the product where it will be exposed to the plastic parts of the product. • There is risk of damage or loss of air flow. Use two or more people to clean. It is a consumer air...
Service Manual
Page 10
... or clothes, wash it well with new ones of the air conditioner and could cause product malfunction or damage. • There are sharp and moving parts that could cause • Be careful and avoid personal serious health issues.
... or clothes, wash it well with new ones of the air conditioner and could cause product malfunction or damage. • There are sharp and moving parts that could cause • Be careful and avoid personal serious health issues.
Service Manual
Page 13
... Liquid Gas Drain hose (ID Ø) Packing Dimension (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 ...Column Dehumidification Rate Dimensions (W*H*D) Net Weight Piping Connection Liquid Gas Drain hose (ID Ø) Packing Dimension (W*H*D) Stuffing Quantity With(Without) S/Parts kcal/h(W) Btu/h kcal/h(W) Btu/h CMM(CFM) °C W V A EA/inch(mm) dBA inch(mm) l/h inch(mm) ...
... Liquid Gas Drain hose (ID Ø) Packing Dimension (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 ...Column Dehumidification Rate Dimensions (W*H*D) Net Weight Piping Connection Liquid Gas Drain hose (ID Ø) Packing Dimension (W*H*D) Stuffing Quantity With(Without) S/Parts kcal/h(W) Btu/h kcal/h(W) Btu/h CMM(CFM) °C W V A EA/inch(mm) dBA inch(mm) l/h inch(mm) ...
Service Manual
Page 15
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
Page 19
...through rear wall, don't remove the hole. Panel Front Connector Remove cover pipe and cover side 1. The moment of lifting the both lower parts of panel front, you can hear sound this panel came out, In this panel a bit, and separate connecting wire with product. Pipe hole... Adhesive Only one desiring direction Connecting part Drain hose rubber cap Service Manual 19 Installation Preparing work for Installation (Artcool Type Only) Open panel front 1. First, push the front ...
...through rear wall, don't remove the hole. Panel Front Connector Remove cover pipe and cover side 1. The moment of lifting the both lower parts of panel front, you can hear sound this panel came out, In this panel a bit, and separate connecting wire with product. Pipe hole... Adhesive Only one desiring direction Connecting part Drain hose rubber cap Service Manual 19 Installation Preparing work for Installation (Artcool Type Only) Open panel front 1. First, push the front ...
Service Manual
Page 20
Drive the lower parts after facing the hole of nothing wrong in the matter, connect the pipe and the wire. (Installation manual reference)...• Drill the piping hole with plastic anchors, and fix completely the upper screws. Drill the piercing part for hanging product) 10mm INSTALLATION GU 9. Hang the hole of product) 5. First, Drive the two points of the upper... parts by horizontal meter on the desired surface. Drill the piping hole at suited horizon by screws. (Leave 10mm for...
Drive the lower parts after facing the hole of nothing wrong in the matter, connect the pipe and the wire. (Installation manual reference)...• Drill the piping hole with plastic anchors, and fix completely the upper screws. Drill the piercing part for hanging product) 10mm INSTALLATION GU 9. Hang the hole of product) 5. First, Drive the two points of the upper... parts by horizontal meter on the desired surface. Drill the piping hole at suited horizon by screws. (Leave 10mm for...
Service Manual
Page 26
Flaring Work and Connection of panel front Panel Front Connector 3. 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 Piping s Panel Assembly(Art Cool Type only) 1. First, Check the side cover assembly exactly, Fix power cord in the bottom groove of cover side left. 2.
Flaring Work and Connection of panel front Panel Front Connector 3. 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 Piping s Panel Assembly(Art Cool Type only) 1. First, Check the side cover assembly exactly, Fix power cord in the bottom groove of cover side left. 2.
Service Manual
Page 31
... wiring method, etc). • Every wire must be connected firmly. • No wire should be allowed to touch refrigerant tubing, the compressor or any moving parts. Refix the cover control to 75°C(167°F). 3. Connecting cable(Low voltage) Connect the wires to the terminals on the control board individually as...
... wiring method, etc). • Every wire must be connected firmly. • No wire should be allowed to touch refrigerant tubing, the compressor or any moving parts. Refix the cover control to 75°C(167°F). 3. Connecting cable(Low voltage) Connect the wires to the terminals on the control board individually as...
Service Manual
Page 35
... piping by saddle or equivalent. Seal a small opening around the pipings with gum type sealer. Tape the piping and connecting cable from entering into electrical parts. Form a trap to prevent water entering the room. 3.
... piping by saddle or equivalent. Seal a small opening around the pipings with gum type sealer. Tape the piping and connecting cable from entering into electrical parts. Form a trap to prevent water entering the room. 3.
Service Manual
Page 36
Operating current rises. 3. Therefore, the indoor/outdoor unit and connecting tube must be checked for leak tight, and vacuumed to corrosion of parts in a liquid state, the top of the cylinder must always be higher than 150 P.S.I .G. The high side manifold valve must be kept closed at the ...
Operating current rises. 3. Therefore, the indoor/outdoor unit and connecting tube must be checked for leak tight, and vacuumed to corrosion of parts in a liquid state, the top of the cylinder must always be higher than 150 P.S.I .G. The high side manifold valve must be kept closed at the ...
Service Manual
Page 52
..., be sure to "OFF". 1. Disassembly Art Cool Type Indoor Unit CAUTION: Disconnect the unit from power supply before making any checks. Lift the both lower parts of panel front. -
..., be sure to "OFF". 1. Disassembly Art Cool Type Indoor Unit CAUTION: Disconnect the unit from power supply before making any checks. Lift the both lower parts of panel front. -
Service Manual
Page 67
...) 4) IC02D(7805) 5) IC01A(KIA7036) Specification 1) AC230V ± 30V : Check the rated voltage 2) 15V ± 1.5V 3) DC12V 4) DC5V 5) The voltage of the P.C.B. Service Manual 67 Electronic Parts Troubleshooting Guide ❇ Refer to the unit. • The connecting method of power trans- tion of Micom is O.K. • Check CN-DISP1 The operation check...
...) 4) IC02D(7805) 5) IC01A(KIA7036) Specification 1) AC230V ± 30V : Check the rated voltage 2) 15V ± 1.5V 3) DC12V 4) DC5V 5) The voltage of the P.C.B. Service Manual 67 Electronic Parts Troubleshooting Guide ❇ Refer to the unit. • The connecting method of power trans- tion of Micom is O.K. • Check CN-DISP1 The operation check...
Service Manual
Page 68
... stopped Indoor Fan is displayed in the Sleeping Mode, the wind speed is impossible to the delaying function for 3 minutes after stopped. Caused by other parts except the remote controller When the mark ( ) is driven by the remote controller.
... stopped Indoor Fan is displayed in the Sleeping Mode, the wind speed is impossible to the delaying function for 3 minutes after stopped. Caused by other parts except the remote controller When the mark ( ) is driven by the remote controller.
Service Manual
Page 71
... the soldering condition(on PWB) of CN-UP/DOWN Connector Check the operating circuit of the Vertical Louver • Confirm that are catching and interfering parts in the rotation radial of the Vertical Louver Service Manual 71 Between 2 , 3 , 4 and 5 of MICOM - Between 60 , 61 , 62 and 63 of IC01M - Between 1 , 2 , 3 , 4 and...
... the soldering condition(on PWB) of CN-UP/DOWN Connector Check the operating circuit of the Vertical Louver • Confirm that are catching and interfering parts in the rotation radial of the Vertical Louver Service Manual 71 Between 2 , 3 , 4 and 5 of MICOM - Between 60 , 61 , 62 and 63 of IC01M - Between 1 , 2 , 3 , 4 and...
Service Manual
Page 81
DESCRIPTION S4 chassis PART No. SE chassis AMNH093D4A0 AMNC093D4A0 AMNH123DEA0 AMNC123DEA0 (LMN090HE) (LMN090CE) (LMN120HE) (LMN120CE) SVC CODE 131410 CHASSIS ASSEMBLY 3141A20019C 3141A20019C 3141A20034A 3141A20034A R 135311 GRILLE ASSEMBLY,... 5901A20017F 5901A20017H 5901A20017H R 733010 PLATE ASSEMBLY,INSTALLATION 3301A20020C 3301A20020C 3301A20020A 3301A20020A R 135500 COVER 3550A30262A 3550A30262A 3550A30315A 3550A30315A R NOTE) *Please ensure GCSC since these parts may be changed depending upon the buyer's request. (GCSC WEBSITE http://biz.LGservice.com) Service Manual 81...
DESCRIPTION S4 chassis PART No. SE chassis AMNH093D4A0 AMNC093D4A0 AMNH123DEA0 AMNC123DEA0 (LMN090HE) (LMN090CE) (LMN120HE) (LMN120CE) SVC CODE 131410 CHASSIS ASSEMBLY 3141A20019C 3141A20019C 3141A20034A 3141A20034A R 135311 GRILLE ASSEMBLY,... 5901A20017F 5901A20017H 5901A20017H R 733010 PLATE ASSEMBLY,INSTALLATION 3301A20020C 3301A20020C 3301A20020A 3301A20020A R 135500 COVER 3550A30262A 3550A30262A 3550A30315A 3550A30315A R NOTE) *Please ensure GCSC since these parts may be changed depending upon the buyer's request. (GCSC WEBSITE http://biz.LGservice.com) Service Manual 81...
Service Manual
Page 83
Exploded View & Replacement Parts List Parts List (SP3 chassis) LOCATION No. AMNH093APM0 AMNC093APM0 AMNH123APM0 AMNC123APM0 (LMAN090HNS) (LMAN090CNS) (LMAN120HNS) (LMAN120CNS) SVC CODE 131410 CHASSIS ASSEMBLY 3141A20030C 3141A20030C 3141A20030C 3141A20030C R 135312 GRILLE ASSEMBLY,FRONT(INDOOR) 3531A21035N 3531A21035T... 5421A20072A 5421A20072A R 359012 FAN,TURBO 5900A00003A 5900A00003A 5900A00003A 5900A00003A R NOTE) *Please ensure GCSC since these parts may be changed depending upon the buyer's request. (GCSC WEBSITE http://biz.LGservice.com) Service Manual 83 DESCRIPTION...
Exploded View & Replacement Parts List Parts List (SP3 chassis) LOCATION No. AMNH093APM0 AMNC093APM0 AMNH123APM0 AMNC123APM0 (LMAN090HNS) (LMAN090CNS) (LMAN120HNS) (LMAN120CNS) SVC CODE 131410 CHASSIS ASSEMBLY 3141A20030C 3141A20030C 3141A20030C 3141A20030C R 135312 GRILLE ASSEMBLY,FRONT(INDOOR) 3531A21035N 3531A21035T... 5421A20072A 5421A20072A R 359012 FAN,TURBO 5900A00003A 5900A00003A 5900A00003A 5900A00003A R NOTE) *Please ensure GCSC since these parts may be changed depending upon the buyer's request. (GCSC WEBSITE http://biz.LGservice.com) Service Manual 83 DESCRIPTION...
Service Manual
Page 85
... 2520UHGK2AA TBZ30111701 TBZ30111701 6877A20050A 6877A20050A 6877A20050B 6877A20050B 6877A20050C 6877A20050C 0CZZA20007Q 0CZZA20007Q 2H01451S 2H01451S 6750U-L048A 6750U-L048A SVC CODE R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R NOTE) *Please ensure GCSC since these parts may be changed depending upon the buyer's request. (GCSC WEBSITE http://biz.LGservice.com) Solenoid(Coil Assembly, Reverse) is only for heat pump model. DESCRIPTION...
... 2520UHGK2AA TBZ30111701 TBZ30111701 6877A20050A 6877A20050A 6877A20050B 6877A20050B 6877A20050C 6877A20050C 0CZZA20007Q 0CZZA20007Q 2H01451S 2H01451S 6750U-L048A 6750U-L048A SVC CODE R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R NOTE) *Please ensure GCSC since these parts may be changed depending upon the buyer's request. (GCSC WEBSITE http://biz.LGservice.com) Solenoid(Coil Assembly, Reverse) is only for heat pump model. DESCRIPTION...