Service Manual
Page 2
... 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...
... 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...
Service Manual
Page 10
... sharp and moving parts that could cause • Be careful and avoid personal serious health issues. Do not use the remote if the batteries have leaked. • The chemicals in the remote control with clean water. Do not insert hands or other health hazards. 10 Multi type Air Conditioner Safety Precautions Do...
... sharp and moving parts that could cause • Be careful and avoid personal serious health issues. Do not use the remote if the batteries have leaked. • The chemicals in the remote control with clean water. Do not insert hands or other health hazards. 10 Multi type Air Conditioner Safety Precautions Do...
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 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
...air conditioner should not be cancelled 18 minutes later automatically) I In the case when the vibration of battery are fully open. 1) Prepare remote controller Remove the battery cover by pushing it leads to be paid. I The test run is conveyed to the arrow direction. The pressure... of compressor. Do not use rechargeable batteries. • Remove the batteries from the remote controller if the sys- R-410A 35°C (95°F) 8.5~9.5kg/cm2G(120~135 P.S.I When installing on the wall, roof or rooftop, ...
...air conditioner should not be cancelled 18 minutes later automatically) I In the case when the vibration of battery are fully open. 1) Prepare remote controller Remove the battery cover by pushing it leads to be paid. I The test run is conveyed to the arrow direction. The pressure... of compressor. Do not use rechargeable batteries. • Remove the batteries from the remote controller if the sys- R-410A 35°C (95°F) 8.5~9.5kg/cm2G(120~135 P.S.I When installing on the wall, roof or rooftop, ...
Service Manual
Page 40
...+0.5°C(32.9°F) Compressor OFF Temp ➲ Setting Temp-0.5°C(31.1°F) • While in compressor running, operating with the airflow speed set by the remote control is received, the intake air temperature is detected and the setting temp is automatically set according to operate again. While compressor is completed or... 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.
...+0.5°C(32.9°F) Compressor OFF Temp ➲ Setting Temp-0.5°C(31.1°F) • While in compressor running, operating with the airflow speed set by the remote control is received, the intake air temperature is detected and the setting temp is automatically set according to operate again. While compressor is completed or... 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.
Service Manual
Page 42
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 temperature selected by Fuzzy rule, when the intake air temp is 0.5°C(32.9°F) or more above the setting temp, the compressor is turned on. When 0.5°C(32.9°F) or more below the setting temp, the compressor is turned off. Operation 2) Fuzzy Operation for Dehumidification • According to the intake air ...
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 temperature selected by Fuzzy rule, when the intake air temp is 0.5°C(32.9°F) or more above the setting temp, the compressor is turned on. When 0.5°C(32.9°F) or more below the setting temp, the compressor is turned off. Operation 2) Fuzzy Operation for Dehumidification • According to the intake air ...
Service Manual
Page 43
... is input while in cooling cycle mode, the airflow speed of the indoor fan is operated for 30 min at the time set by the remote control, the on/off time is input by the timer, the pause continues. Service Manual 43 I Chaos Swing Mode • By the Chaos Swing key...-high speed for 2~15 sec. I Sleep Timer Operation • When the sleep time is reached after is input by the Chaos Simulation. randomly by the remote control while in appliance operation, the operation of the airflow mode is set time. Operation • If the appliance is on pause at cooling mode...
... is input while in cooling cycle mode, the airflow speed of the indoor fan is operated for 30 min at the time set by the remote control, the on/off time is input by the timer, the pause continues. Service Manual 43 I Chaos Swing Mode • By the Chaos Swing key...-high speed for 2~15 sec. I Sleep Timer Operation • When the sleep time is reached after is input by the Chaos Simulation. randomly by the remote control while in appliance operation, the operation of the airflow mode is set time. Operation • If the appliance is on pause at cooling mode...
Service Manual
Page 44
...High Speed 21°C(69.8°F)≤Intake Air Temp Operation I Forced Operation • To operate the appliance by force in case that the remote control is lost, the forced operation selection switch is on the main unit of the appliance to operate the appliance in the standard conditions. ...the forced operation position, or when the slide switch position is switched to the Auto Restarting (or test operation) position or 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...
...High Speed 21°C(69.8°F)≤Intake Air Temp Operation I Forced Operation • To operate the appliance by force in case that the remote control is lost, the forced operation selection switch is on the main unit of the appliance to operate the appliance in the standard conditions. ...the forced operation position, or when the slide switch position is switched to the Auto Restarting (or test operation) position or 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...
Service Manual
Page 45
Starting Current Control • Indoor fan is delayed for 5 seconds at 27°C(80.6°F). 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. Time ...
Starting Current Control • Indoor fan is delayed for 5 seconds at 27°C(80.6°F). 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. Time ...
Service Manual
Page 46
... Delay Safety Control • Restarting is operating with selecting the function. PLASMA • The function will be reached at low speed. 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 the Setting...
... Delay Safety Control • Restarting is operating with selecting the function. PLASMA • The function will be reached at low speed. 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 the Setting...
Service Manual
Page 48
...CHECKING BUTTON Used 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 to set Auto... 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
...CHECKING BUTTON Used 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 to set Auto... 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
...fault, it is set to the low speed as force.) Caused by a low speed. At this point the wind speed is driven by the remote controller. While the compressor has been stopped, the compressor does not operate owing to operate temperature regulating(L / M) and wind speed selecting. 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 impossible to the delaying function for 3 minutes after stopped.
...fault, it is set to the low speed as force.) Caused by a low speed. At this point the wind speed is driven by the remote controller. While the compressor has been stopped, the compressor does not operate owing to operate temperature regulating(L / M) and wind speed selecting. 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 impossible to the delaying function for 3 minutes after stopped.
Service Manual
Page 69
...'t operate Turn on the main power. OFF DC 0V DC 12V Turn off main power. Operate Cooling Mode 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...
...'t operate Turn on the main power. OFF DC 0V DC 12V Turn off main power. Operate Cooling Mode 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...
Service Manual
Page 81
SE chassis AMNH093D4A0 AMNC093D4A0 AMNH123DEA0 AMNC123DEA0 (LMN090HE) (LMN090CE) (LMN120HE) (LMN120CE) SVC CODE 131410 CHASSIS ASSEMBLY 3141A20019C 3141A20019C 3141A20034A 3141A20034A R ...6871A20989B 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 ...
SE chassis AMNH093D4A0 AMNC093D4A0 AMNH123DEA0 AMNC123DEA0 (LMN090HE) (LMN090CE) (LMN120HE) (LMN120CE) SVC CODE 131410 CHASSIS ASSEMBLY 3141A20019C 3141A20019C 3141A20034A 3141A20034A R ...6871A20989B 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...
... 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...