Service Manual
Page 2
... Checking method ...36 Evacuation...37 Charging ...38 Test Running ...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...
... Checking method ...36 Evacuation...37 Charging ...38 Test Running ...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...
Service Manual
Page 10
...; A dirty filter reduces the efficiency of fire or explosion Do not recharge or disassemble the batteries. Do not use the remote if the batteries have leaked. • The chemicals in the remote control with clean water. Safety Precautions Do not step on or put anyting on the product. (outdoor units) Always insert the...
...; A dirty filter reduces the efficiency of fire or explosion Do not recharge or disassemble the batteries. Do not use the remote if the batteries have leaked. • The chemicals in the remote control with clean water. Safety Precautions Do not step on or put anyting on the product. (outdoor units) Always insert the...
Service Manual
Page 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. 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
Service Manual
Page 28
... • Do not use rechargeable batteries, such batteries differ from standard dry cells in shape, dimensions, and performance. • Romove the batteries from the remote controller. • Slide the cover according to be used for some long time. 28 Multi type Air Conditioner Insert the two batteries. • Be sure that... the (+) and (-) directions are correct. • Be sure that both batteries are new. Flaring Work and Connection of Piping REMOTE CONTROL PREPARATION(OPTIONAL) HOW TO MOUNT ONTO A WALL HOW TO INSERT BATTERIES Remove the battery cover from the...
... • Do not use rechargeable batteries, such batteries differ from standard dry cells in shape, dimensions, and performance. • Romove the batteries from the remote controller. • Slide the cover according to be used for some long time. 28 Multi type Air Conditioner Insert the two batteries. • Be sure that... the (+) and (-) directions are correct. • Be sure that both batteries are new. Flaring Work and Connection of Piping REMOTE CONTROL PREPARATION(OPTIONAL) HOW TO MOUNT ONTO A WALL HOW TO INSERT BATTERIES Remove the battery cover from the...
Service Manual
Page 39
...an anti-vibration rubber. Test Running Test Running Split, Art Cool Type 1. Check that the (+) and (-) of battery are fully open. 1) Prepare remote controller Remove the battery cover by pressing timer cancel button five times continuously. (Room type) I To cancel the test run, press any button. 3) ... intake temperature and the discharge is conveyed to the arrow direction. Do not use rechargeable batteries. • Remove the batteries from the remote controller if the sys- tem is carried out firstly, it leads to be used for 15~20 minutes, then check the system refrigerant charge...
...an anti-vibration rubber. Test Running Test Running Split, Art Cool Type 1. Check that the (+) and (-) of battery are fully open. 1) Prepare remote controller Remove the battery cover by pressing timer cancel button five times continuously. (Room type) I To cancel the test run, press any button. 3) ... intake temperature and the discharge is conveyed to the arrow direction. Do not use rechargeable batteries. • Remove the batteries from the remote controller if the sys- tem is carried out firstly, it leads to be used for 15~20 minutes, then check the system refrigerant charge...
Service Manual
Page 40
...176;F) 24°C(75.2°F) ≤ Intake Intake Air Temp While compressor is off when timer mode is automatically set by the remote control. MAIN UNIT FUNCTION • DISPLAY Operation Indicator • On while in appliance operation, off while in appliance pause • Flashing ...when sleep timer cancel or appliance operation pause Timer Indicator • On while in defrost control I 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...
...176;F) 24°C(75.2°F) ≤ Intake Intake Air Temp While compressor is off when timer mode is automatically set by the remote control. MAIN UNIT FUNCTION • DISPLAY Operation Indicator • On while in appliance operation, off while in appliance pause • Flashing ...when sleep timer cancel or appliance operation pause Timer Indicator • On while in defrost control I 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...
Service Manual
Page 42
When 0.5°C(32.9°F) or more below the setting temp, the compressor is turned on. Operation 2) Fuzzy Operation for Dehumidification • According to the intake air temp at that time. 26°C(78.8°F) ≤ Intake Air Temp ➲ 25°C(77°F) 24°C(75.2°F) ≤ Intake Air Temp Compressor ON Temp ➲ Setting Temp + 0.5°C(32.9°F) Compressor OFF Temp ➲ Setting Temp+0.5°C(32.9°F) • At the beginning of Fuzzy mode operation, the setting temperature is automatically selected according to the setting ...
When 0.5°C(32.9°F) or more below the setting temp, the compressor is turned on. Operation 2) Fuzzy Operation for Dehumidification • According to the intake air temp at that time. 26°C(78.8°F) ≤ Intake Air Temp ➲ 25°C(77°F) 24°C(75.2°F) ≤ Intake Air Temp Compressor ON Temp ➲ Setting Temp + 0.5°C(32.9°F) Compressor OFF Temp ➲ Setting Temp+0.5°C(32.9°F) • At the beginning of Fuzzy mode operation, the setting temperature is automatically selected according to the setting ...
Service Manual
Page 43
...of the airflow mode is kept on the memory. I Auto Restarting Operation • When the power is restored after is input by the remote control while in Chaos Swing mode, the angles of cooling and heating cycle operations are reset to those of the sleep timer, the setting temperature increases... by the remote control, the on pause, the sleep timer mode cannot be input. I Off-Timer On-Timer Operation • When the set time is reached ...
...of the airflow mode is kept on the memory. I Auto Restarting Operation • When the power is restored after is input by the remote control while in Chaos Swing mode, the angles of cooling and heating cycle operations are reset to those of the sleep timer, the setting temperature increases... by the remote control, the on pause, the sleep timer mode cannot be input. I Off-Timer On-Timer Operation • When the set time is reached ...
Service Manual
Page 44
...176;F), High Speed 21°C(69.8°F)≤Intake Air Temp 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...
...176;F), High Speed 21°C(69.8°F)≤Intake Air Temp 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...
Service Manual
Page 45
... using a multiple lighting system. (Optional) Soft Dry Operation Mode • Intermittent operation of fan at the starting. Indoor Fan Speed Control • High, Med, Low, Chaos, Jet Cool Operation indication Lamps (LED) On/Off : Lights up during the system operation....°C(60°F~86°F) • Lo : Test Mode Plasma : The function illustrates its dynamic mode by Remote controller Sensing the Room Temperature • Room temperature sensor. (THERMISTOR) Room temperature control • Maintains the room temperature in accordance with the Setting Temp. Starting Current...
... using a multiple lighting system. (Optional) Soft Dry Operation Mode • Intermittent operation of fan at the starting. Indoor Fan Speed Control • High, Med, Low, Chaos, Jet Cool Operation indication Lamps (LED) On/Off : Lights up during the system operation....°C(60°F~86°F) • Lo : Test Mode Plasma : The function illustrates its dynamic mode by Remote controller Sensing the Room Temperature • Room temperature sensor. (THERMISTOR) Room temperature control • Maintains the room temperature in accordance with the Setting Temp. Starting Current...
Service Manual
Page 46
... Dry Operation Mode • Intermittent operation of fan at the desired position or swing up during defrosting. Natural Air Control by Remote controller Sensing the Room Temperature • Room temperature sensor. (THERMISTOR) Room temperature control • Maintains the room temperature in any operation mode with selecting the function. • The function is to be...
... Dry Operation Mode • Intermittent operation of fan at the desired position or swing up during defrosting. Natural Air Control by Remote controller Sensing the Room Temperature • Room temperature sensor. (THERMISTOR) Room temperature control • Maintains the room temperature in any operation mode with selecting the function. • The function is to be...
Service Manual
Page 48
...to check the room temperature. 13 PLASMA(OPTIONAL) Used to start or stop the plasma-purification function. 14 RESET BUTTON Initialize remote controller. 15 2nd F Button Used prior to using modes printed in blue at the bottom of buttons. 16 AUTO CLEAN Used...730;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. Operation Remote Control Operation The Remote Controller transmits the signals to set the desired horizontal airflow direction. 48 Multi type Air Conditioner
...to check the room temperature. 13 PLASMA(OPTIONAL) Used to start or stop the plasma-purification function. 14 RESET BUTTON Initialize remote controller. 15 2nd F Button Used prior to using modes printed in blue at the bottom of buttons. 16 AUTO CLEAN Used...730;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. Operation Remote Control Operation The Remote Controller transmits the signals to set the desired horizontal airflow direction. 48 Multi type Air Conditioner
Service Manual
Page 68
... contact of CN-DISP 1 connector When the detect switch (double key) inside the remote controller door is fault, it is driven by a low speed. Turn on main power. Caused by other parts except the remote controller When the mark ( ) is displayed in the Sleeping Mode, the wind speed is... not controlled by the remote controller. Check DISP PWB Ass'y -Voltage between CN1 DC +5V Check the Display PWB Ass'y ...
... contact of CN-DISP 1 connector When the detect switch (double key) inside the remote controller door is fault, it is driven by a low speed. Turn on main power. Caused by other parts except the remote controller When the mark ( ) is displayed in the Sleeping Mode, the wind speed is... not controlled by the remote controller. Check DISP PWB Ass'y -Voltage between CN1 DC +5V Check the Display PWB Ass'y ...
Service Manual
Page 69
.... Check the electrical wiring diagram of connecting wires between brown and blue cable of terminal to be effected by setting the disired temperature of the remote controller is less than one of R01H(1K), R02H(1K), R03H(1K), R04H(1K), Micom(pin No. 74 , 75 , 76 , 77 ). • Check the Indoor temperature...
.... Check the electrical wiring diagram of connecting wires between brown and blue cable of terminal to be effected by setting the disired temperature of the remote controller is less than one of R01H(1K), R02H(1K), R03H(1K), R04H(1K), Micom(pin No. 74 , 75 , 76 , 77 ). • Check the Indoor temperature...
Service Manual
Page 81
...PART No. SE chassis AMNH093D4A0 AMNC093D4A0 AMNH123DEA0 AMNC123DEA0 (LMN090HE) (LMN090CE) (LMN120HE) (LMN120CE) SVC CODE 131410 CHASSIS ASSEMBLY 3141A20019C 3141A20019C 3141A20034A 3141A20034A R ...6871A20989C R 263230-1 THERMISTOR,NTC 6323AQ3226T 6323AQ3226T 6323AQ3226T 6323AQ3226T R 263230-2 THERMISTOR,NTC 6323A20004A 6323A20004A 6323A20004A 6323A20004A R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20128C 6711A20128A 6711A20128C 6711A20128A R 342800 BEARING 4280A20004B 4280A20004B 4280A20004B 4280A20004B R 354210 EVAPORATOR ASSEMBLY,FINAL 5421A20222C 5421A20222C 5421A20282A...
...PART No. SE chassis AMNH093D4A0 AMNC093D4A0 AMNH123DEA0 AMNC123DEA0 (LMN090HE) (LMN090CE) (LMN120HE) (LMN120CE) SVC CODE 131410 CHASSIS ASSEMBLY 3141A20019C 3141A20019C 3141A20034A 3141A20034A R ...6871A20989C R 263230-1 THERMISTOR,NTC 6323AQ3226T 6323AQ3226T 6323AQ3226T 6323AQ3226T R 263230-2 THERMISTOR,NTC 6323A20004A 6323A20004A 6323A20004A 6323A20004A R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20128C 6711A20128A 6711A20128C 6711A20128A R 342800 BEARING 4280A20004B 4280A20004B 4280A20004B 4280A20004B R 354210 EVAPORATOR ASSEMBLY,FINAL 5421A20222C 5421A20222C 5421A20282A...
Service Manual
Page 83
... ASSEMBLY 6871A20387K 6871A20387M 6871A20387M 6871A20387N R 263230-2 THERMISTOR,NTC(ROOM+IN PIPE) 6323A20004N 6323A20004N 6323A20004N 6323A20004N R 263230-1 THERMISTOR,NTC(OUT PIPE) 6323AQ3226T 6323AQ3226T 6323AQ3226T 6323AQ3226T R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20128F 6711A20083R 6711A20128F 6711A20083R R 330870 PAN ASSEMBLY,DRAIN 3087A30004A 3087A30004A 3087A30004A 3087A30004A R 346810 MOTOR,UNCLASSIFIED 4681A20047B 4681A20047B 4681A20047B 4681A20047B R 349600 BRACKET,MOTOR 4960A20016A 4960A20016A...
... ASSEMBLY 6871A20387K 6871A20387M 6871A20387M 6871A20387N R 263230-2 THERMISTOR,NTC(ROOM+IN PIPE) 6323A20004N 6323A20004N 6323A20004N 6323A20004N R 263230-1 THERMISTOR,NTC(OUT PIPE) 6323AQ3226T 6323AQ3226T 6323AQ3226T 6323AQ3226T R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20128F 6711A20083R 6711A20128F 6711A20083R R 330870 PAN ASSEMBLY,DRAIN 3087A30004A 3087A30004A 3087A30004A 3087A30004A R 346810 MOTOR,UNCLASSIFIED 4681A20047B 4681A20047B 4681A20047B 4681A20047B R 349600 BRACKET,MOTOR 4960A20016A 4960A20016A...