Service Manual
Page 2
...39 Operation ...40 Function of control...40 Function of Indoor Unit ...45 Function of Outdoor Unit ...47 Remote Control Operation ...48 Disassembly ...49 Indoor Unit...49 Schematic Diagram...54 Electronic Control Device ...54 Wiring Diagram...58 Components Locations...59 Troubleshooting Guide ...64 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
...39 Operation ...40 Function of control...40 Function of Indoor Unit ...45 Function of Outdoor Unit ...47 Remote Control Operation ...48 Disassembly ...49 Indoor Unit...49 Schematic Diagram...54 Electronic Control Device ...54 Wiring Diagram...58 Components Locations...59 Troubleshooting Guide ...64 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
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...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 : D- look type M : M- 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 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...
...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 : D- look type M : M- 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 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...
Service Manual
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... after installation or repair of product. s Installation CAUTION Always check for a long time, dis- failure of fire, electric shock, or product damage. When the product is not be used for gas (refrigerant) leak- ed operation. age. water is drained away properly. Turn the main power off the breaker. Ventilate the product from time to ensure that nobody could step on connect the power supply plug or turn off when cleaning or...
... after installation or repair of product. s Installation CAUTION Always check for a long time, dis- failure of fire, electric shock, or product damage. When the product is not be used for gas (refrigerant) leak- ed operation. age. water is drained away properly. Turn the main power off the breaker. Ventilate the product from time to ensure that nobody could step on connect the power supply plug or turn off when cleaning or...
Service Manual
Page 9
... metal parts of air flow. Do not use the product for long periods of art, etc. Use two or more people to clean. Safety Precautions Do not install the product where the noise or hot air from the outdoor unit could damage the neighborhoods. • It may cause a problem for your health. Do not block the inlet or outlet of the product when removing the air filter.
... metal parts of air flow. Do not use the product for long periods of art, etc. Use two or more people to clean. Safety Precautions Do not install the product where the noise or hot air from the outdoor unit could damage the neighborhoods. • It may cause a problem for your health. Do not block the inlet or outlet of the product when removing the air filter.
Service Manual
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...(cool/heat) Fan motor Output Model No. Product 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. of innovation some specifications may be changed without notification. of Rows & 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...
...(cool/heat) Fan motor Output Model No. Product 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. of innovation some specifications may be changed without notification. of Rows & 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...
Service Manual
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... Oil Type Capacitor µF/Vac O.L.P Type(model name) Refrigerant charge Charge g(oz) Type Control Coil Tube Size (OD) inch(mm) Fins per inch No. 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 Heating A Power Supply Ø,V,Hz Max. of Zero. 2. Fan motor Model Output W Capacitor µF/Vac Fan Type No. Interunit Piping Length Total of innovation some specifications may be changed without notification. 14 Multi type Air Conditioner...
... Oil Type Capacitor µF/Vac O.L.P Type(model name) Refrigerant charge Charge g(oz) Type Control Coil Tube Size (OD) inch(mm) Fins per inch No. 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 Heating A Power Supply Ø,V,Hz Max. of Zero. 2. Fan motor Model Output W Capacitor µF/Vac Fan Type No. Interunit Piping Length Total of innovation some specifications may be changed without notification. 14 Multi type Air Conditioner...
Service Manual
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... the lower parts after facing the hole of product) 5. Look at either the right or the left with plastic anchors, and fix completely the upper screws. INSTAIIATION GUIDE MAP 3. Check the fixed product with light power. INSTALLATION GUIDE MAP 7. Drill the piercing part for hanging product) 10mm INSTALLATION GU 9. Horizontality INSTALLATION GUIDE MAP Indoor WALL Outdoor 5-7mm (0.2~0.3") 20 Multi type Air Conditioner Installation s Sticking the installation guide map and fixing Indoor unit 1. Put an Installation Guide Map...
... the lower parts after facing the hole of product) 5. Look at either the right or the left with plastic anchors, and fix completely the upper screws. INSTAIIATION GUIDE MAP 3. Check the fixed product with light power. INSTALLATION GUIDE MAP 7. Drill the piercing part for hanging product) 10mm INSTALLATION GU 9. Horizontality INSTALLATION GUIDE MAP Indoor WALL Outdoor 5-7mm (0.2~0.3") 20 Multi type Air Conditioner Installation s Sticking the installation guide map and fixing Indoor unit 1. Put an Installation Guide Map...
Service Manual
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... flaring work with the figure by ) and pull the tubing and drain hose away from "sweating"(condensation) will not damage furniture or floors. *Foamed polyethylene or equivalent is located at the uper side can cause drain pan to the indoor unit. • Make a small loop with an insulation material* so that the drain hose is recommended. 22 Multi type Air Conditioner Drain hose Drain hose Tape Connecting pipe Drain hose...
... flaring work with the figure by ) and pull the tubing and drain hose away from "sweating"(condensation) will not damage furniture or floors. *Foamed polyethylene or equivalent is located at the uper side can cause drain pan to the indoor unit. • Make a small loop with an insulation material* so that the drain hose is recommended. 22 Multi type Air Conditioner Drain hose Drain hose Tape Connecting pipe Drain hose...
Service Manual
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... with a wrench. between the indoor unit and the installation plate and separate the bottom of the indoor unit from the hooks at the indoor unit, install the drain pipe. 24 Multi type Air Conditioner Indoor unit Installation plate 8cm Spacer Indoor unit tubing Flare nut Pipes Wrench Indoor unit tubing Open-end wrench (fixed) Flare nut Connection pipe Drain hose Indoor unit drain hose Adhesive Vinyl tape (narrow) Indoor unit installation • Hang the indoor unit from the wall. Route the indoor tubing and the drain hose to drain pipe. 1.
... with a wrench. between the indoor unit and the installation plate and separate the bottom of the indoor unit from the hooks at the indoor unit, install the drain pipe. 24 Multi type Air Conditioner Indoor unit Installation plate 8cm Spacer Indoor unit tubing Flare nut Pipes Wrench Indoor unit tubing Open-end wrench (fixed) Flare nut Connection pipe Drain hose Indoor unit drain hose Adhesive Vinyl tape (narrow) Indoor unit installation • Hang the indoor unit from the wall. Route the indoor tubing and the drain hose to drain pipe. 1.
Service Manual
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... outdoor unit should be complied with the following specifications (ETL recognized and CSA certified). Main power source Air Conditioner Circuit Breaker Use a circuit breaker or time delay fuse. RECOMMAND: The power cord connected to the outdoor unit should be pulled out easily. • Connect the wires according to color codes by connecting the wires to the wiring diagram. Connect the cable to the indoor unit by referring to the terminals on the inside of Indoor Unit...
... outdoor unit should be complied with the following specifications (ETL recognized and CSA certified). Main power source Air Conditioner Circuit Breaker Use a circuit breaker or time delay fuse. RECOMMAND: The power cord connected to the outdoor unit should be pulled out easily. • Connect the wires according to color codes by connecting the wires to the wiring diagram. Connect the cable to the indoor unit by referring to the terminals on the inside of Indoor Unit...
Service Manual
Page 35
... Drain hose Plastic band Pipings Connecting cable Power supply cord • Trap is installed above the ground. In cases where the Outdoor unit is required to prevent water from down to up . 2. Trap Trap Service Manual 35 In cases where the outdoor unit is installed below the indoor unit perform the following . 1. Seal a small opening around the pipings with gum type sealer. Secure the taped piping along the exterior wall using saddle...
... Drain hose Plastic band Pipings Connecting cable Power supply cord • Trap is installed above the ground. In cases where the Outdoor unit is required to prevent water from down to up . 2. Trap Trap Service Manual 35 In cases where the outdoor unit is installed below the indoor unit perform the following . 1. Seal a small opening around the pipings with gum type sealer. Secure the taped piping along the exterior wall using saddle...
Service Manual
Page 39
... and wiring have been properly connected. 2. If heating operation is more than 8°C(46°F) (Cooling) or reversely (Heating). Refrigerant Outside ambient TEMP. s For test run , press any button. 3) Settlement of battery are fully open. 1) Prepare remote controller Remove the battery cover by pressing timer cancel button five times continuously. (Room type) s To cancel the test run , carry out the cooling operation firstly even during heating season. Otherwise, the air conditioner should...
... and wiring have been properly connected. 2. If heating operation is more than 8°C(46°F) (Cooling) or reversely (Heating). Refrigerant Outside ambient TEMP. s For test run , press any button. 3) Settlement of battery are fully open. 1) Prepare remote controller Remove the battery cover by pressing timer cancel button five times continuously. (Room type) s To cancel the test run , carry out the cooling operation firstly even during heating season. Otherwise, the air conditioner should...
Service Manual
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... compressor running, operating with the airflow speed set according to operate again. s Soft Dry Operation Mode • When the dehumidification operation input by the remote control is received, the intake air temperature is detected and the setting temp is completed or canceled Defrost Indicator • Off except when hot start during heating mode operation or while in timer mode (on/off), off fan operates at low speed regardless of control 1. MAIN UNIT FUNCTION • DISPLAY Operation...
... compressor running, operating with the airflow speed set according to operate again. s Soft Dry Operation Mode • When the dehumidification operation input by the remote control is received, the intake air temperature is detected and the setting temp is completed or canceled Defrost Indicator • Off except when hot start during heating mode operation or while in timer mode (on/off), off fan operates at low speed regardless of control 1. MAIN UNIT FUNCTION • DISPLAY Operation...
Service Manual
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.... • When the sleep timer mode is input while in cooling cycle mode, the airflow speed of the indoor fan is set to the low. • When the sleep timer mode is input while in heating cycle mode, the airflow speed of the indoor fan is operated for 30 min at cooling mode operation. • In the Jet Cool mode operation, the room temperature is controlled to those of the appliance stops. • While the appliance...
.... • When the sleep timer mode is input while in cooling cycle mode, the airflow speed of the indoor fan is set to the low. • When the sleep timer mode is input while in heating cycle mode, the airflow speed of the indoor fan is operated for 30 min at cooling mode operation. • In the Jet Cool mode operation, the room temperature is controlled to those of the appliance stops. • While the appliance...
Service Manual
Page 44
tion condition is set according to the Auto Restarting position or the remote control position, the forced operation is canceled and the appliance stops operating. • In the forced operation mode, the indoor fan is switched from the remote control position to the forced operation position while the power is on, the forced operation is carried out. • When the slide switch position is operated at low speed for around 15...
tion condition is set according to the Auto Restarting position or the remote control position, the forced operation is canceled and the appliance stops operating. • In the forced operation mode, the indoor fan is switched from the remote control position to the forced operation position while the power is on, the forced operation is carried out. • When the slide switch position is operated at low speed for around 15...
Service Manual
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... Lights up during Timer operation. Sleep Mode Auto Control • The fan is automatically switched from high to low(Cooling), med(Heating) speed. • The unit will be reached at the desired position or swing up during deicing. • Hot start Control (Heating) • The indoor fan stops until the evaporator piping temperature will be stopped after deice ends. Natural Air Control by Remote controller Sensing the Room Temperature • Room temperature sensor. (THERMISTOR) Room temperature control • Maintains the room temperature in accordance with the Setting Temp...
... Lights up during Timer operation. Sleep Mode Auto Control • The fan is automatically switched from high to low(Cooling), med(Heating) speed. • The unit will be reached at the desired position or swing up during deicing. • Hot start Control (Heating) • The indoor fan stops until the evaporator piping temperature will be stopped after deice ends. Natural Air Control by Remote controller Sensing the Room Temperature • Room temperature sensor. (THERMISTOR) Room temperature control • Maintains the room temperature in accordance with the Setting Temp...
Service Manual
Page 46
...Airflow Direction Control • The louver can be set at 28°C(82.4°F). 46 Multi type Air Conditioner Soft Dry Operation Mode • Intermittent operation of fan at the starting. Starting Current Control • Indoor fan is delayed for approx. 3 minutes. Sleep Mode Auto Control • The fan is switched to low(Cooling), med(Heating) speed. • The unit will be operated while in accordance with selecting the function. Natural Air Control by Remote controller Sensing the Room Temperature • Room temperature sensor. (THERMISTOR) Room temperature control •...
...Airflow Direction Control • The louver can be set at 28°C(82.4°F). 46 Multi type Air Conditioner Soft Dry Operation Mode • Intermittent operation of fan at the starting. Starting Current Control • Indoor fan is delayed for approx. 3 minutes. Sleep Mode Auto Control • The fan is switched to low(Cooling), med(Heating) speed. • The unit will be operated while in accordance with selecting the function. Natural Air Control by Remote controller Sensing the Room Temperature • Room temperature sensor. (THERMISTOR) Room temperature control •...
Service Manual
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... 7 9 ON OFF SET 11 AUTO CLEAN 16 8 12 °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 select the operation mode. (Heat Pump) (Cooling Only) 3 ROOM TEMPERATURE SETTING BUTTONS Used to select the room temperature. 4 INDOOR FAN SPEED SELECTOR Used to select fan speed in four...
... 7 9 ON OFF SET 11 AUTO CLEAN 16 8 12 °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 select the operation mode. (Heat Pump) (Cooling Only) 3 ROOM TEMPERATURE SETTING BUTTONS Used to select the room temperature. 4 INDOOR FAN SPEED SELECTOR Used to select fan speed in four...
Service Manual
Page 65
... 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 65 LED1 LED2 Indoor Error Error code Description MPS Variable LED1 00 No Error 01 Indoor Room Thermistor Error 02 Indoor In-Piping Error 05 Communication Error between In and Out 06 Indoor Out-Piping Error 07 Differnt mode operation 10 Indoor fan motor locked error 1 time...
... 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 65 LED1 LED2 Indoor Error Error code Description MPS Variable LED1 00 No Error 01 Indoor Room Thermistor Error 02 Indoor In-Piping Error 05 Communication Error between In and Out 06 Indoor Out-Piping Error 07 Differnt mode operation 10 Indoor fan motor locked error 1 time...
Service Manual
Page 67
... of Indoor/Outdoor connecting cable (each color) • The P.W.B. Ass'y Procedure 1) The input voltage of micom pin 29 : DC4.5V↑ Remedy 1) Replace power transfomer. 2) Replace power transfomer. 3) Replace IC01D. 4) Replace IC02D. 5) Replace IC01A. Trouble 1 The Product doesn't operate at all. Turn on outdoor PCB is O.K. • Check CN-DISP1 The operation check of main power. • The voltage applied to electronic contorol device drawing & schematic diagram. Ass'y (Fuse, Noise Filter, Power Transformer...
... of Indoor/Outdoor connecting cable (each color) • The P.W.B. Ass'y Procedure 1) The input voltage of micom pin 29 : DC4.5V↑ Remedy 1) Replace power transfomer. 2) Replace power transfomer. 3) Replace IC01D. 4) Replace IC02D. 5) Replace IC01A. Trouble 1 The Product doesn't operate at all. Turn on outdoor PCB is O.K. • Check CN-DISP1 The operation check of main power. • The voltage applied to electronic contorol device drawing & schematic diagram. Ass'y (Fuse, Noise Filter, Power Transformer...
