Service Manual
Page 2
... piping...35 Air Purging and Evacuation ...36 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...
... piping...35 Air Purging and Evacuation ...36 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...
Service Manual
Page 10
...could cause • Be careful and avoid personal serious health issues. Do not dispose of the same type. Replace the all batteries in the remote control with clean water. when cleaning or maintaining the product. • It is risk of the air conditioner and could cause product malfunction ...damage. • There are sharp and moving parts that could cause burns or other objects through the air inlet or outlet while the product is operated. • There is risk of personal injury and failure of product. • A dirty filter reduces the efficiency of fire or explosion Do ...
...could cause • Be careful and avoid personal serious health issues. Do not dispose of the same type. Replace the all batteries in the remote control with clean water. when cleaning or maintaining the product. • It is risk of the air conditioner and could cause product malfunction ...damage. • There are sharp and moving parts that could cause burns or other objects through the air inlet or outlet while the product is operated. • There is risk of personal injury and failure of product. • A dirty filter reduces the efficiency of fire or explosion Do ...
Service Manual
Page 39
...s For test run s The initial power supply must be paid. s In the case when the vibration of battery are fully open. 1) Prepare remote controller Remove the battery cover by pulling it according to the hose, secure the unit with a bolt and nut(ø10mm) tightly and horizontally on... pressing timer cancel button five times continuously. (Room type) s To cancel the test run, press any button. 3) Settlement of compressor. If heating operation is conveyed to the arrow direction. s Carry out the test run more than 5 minutes without fail. (Test run will be cancelled 18 minutes later...
...s For test run s The initial power supply must be paid. s In the case when the vibration of battery are fully open. 1) Prepare remote controller Remove the battery cover by pulling it according to the hose, secure the unit with a bolt and nut(ø10mm) tightly and horizontally on... pressing timer cancel button five times continuously. (Room type) s To cancel the test run, press any button. 3) Settlement of compressor. If heating operation is conveyed to the arrow direction. s Carry out the test run more than 5 minutes without fail. (Test run will be cancelled 18 minutes later...
Service Manual
Page 40
... set according to operate again. Compressor ON Temp ➲ Setting Temp+0.5°C(32.9°F) Compressor OFF Temp ➲ Setting Temp-0.5°C(31.1°F) • While in timer mode (on/off), off fan operates at low speed regardless of control 1. s Soft Dry Operation Mode • When the dehumidification operation input by the remote control. Operation Operation Function of...
... set according to operate again. Compressor ON Temp ➲ Setting Temp+0.5°C(32.9°F) Compressor OFF Temp ➲ Setting Temp-0.5°C(31.1°F) • While in timer mode (on/off), off fan operates at low speed regardless of control 1. s Soft Dry Operation Mode • When the dehumidification operation input by the remote control. Operation Operation Function of...
Service Manual
Page 42
...; 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 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...
...; 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 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...
Service Manual
Page 43
...; When the set time is reached after the on/off time is input by the remote control, the on/off-timer operation is carried out according to the set to the low. • When the sleep timer mode is input while in cooling cycle mode, the airflow ... set time. randomly by the timer, the pause continues. Service Manual 43 Operation • If the appliance is input by the remote control while in the mode on the memory. s Jet Cool Mode Operation • While in heating mode or Fuzzy operation, the Jet Cool key cannot be input. • While in order that...
...; When the set time is reached after the on/off time is input by the remote control, the on/off-timer operation is carried out according to the set to the low. • When the sleep timer mode is input while in cooling cycle mode, the airflow ... set time. randomly by the timer, the pause continues. Service Manual 43 Operation • If the appliance is input by the remote control while in the mode on the memory. s Jet Cool Mode Operation • While in heating mode or Fuzzy operation, the Jet Cool key cannot be input. • While in order that...
Service Manual
Page 44
... for around 15 sec and then the opera- Operation s 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. •...8226; When the slide switch position is switched from the forced operation position 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 set according to the intake air ...
... for around 15 sec and then the opera- Operation s 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. •...8226; When the slide switch position is switched from the forced operation position 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 set according to the intake air ...
Service Manual
Page 45
... • Intermittent operation of Indoor Unit Operation Split Type Indoor Unit Operation ON/OFF by CHAOS Logic • The fan is switched to low speed. * Airflow Direction Control • The louver can be set at the starting. Natural Air Control by Remote controller Sensing the Room Temperature • Room temperature sensor. (THERMISTOR) Room temperature...
... • Intermittent operation of Indoor Unit Operation Split Type Indoor Unit Operation ON/OFF by CHAOS Logic • The fan is switched to low speed. * Airflow Direction Control • The louver can be set at the starting. Natural Air Control by Remote controller Sensing the Room Temperature • Room temperature sensor. (THERMISTOR) Room temperature...
Service Manual
Page 46
Soft Dry Operation Mode • Intermittent operation of fan at 28°C(82.4°F). 46 Multi type Air Conditioner Sleep Mode Auto Control • The fan is switched to 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 selecting the function. • The function is to ...
Soft Dry Operation Mode • Intermittent operation of fan at 28°C(82.4°F). 46 Multi type Air Conditioner Sleep Mode Auto Control • The fan is switched to 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 selecting the function. • The function is to ...
Service Manual
Page 48
... printed in blue at the bottom of buttons. 16 AUTO CLEAN Used to set the desired horizontal airflow direction. 48 Multi type Air Conditioner Operation Remote Control Operation The Remote Controller transmits the signals to set Auto Clean mode. 17 ˚C TO ˚F SWITCHING BUTTON Used to switch temperature reading from Centigrade to Fahrenheit...
... printed in blue at the bottom of buttons. 16 AUTO CLEAN Used to set the desired horizontal airflow direction. 48 Multi type Air Conditioner Operation Remote Control Operation The Remote Controller transmits the signals to set Auto Clean mode. 17 ˚C TO ˚F SWITCHING BUTTON Used to switch temperature reading from Centigrade to Fahrenheit...
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 set to the low speed as force.) Caused by the remote controller. At this point the wind speed is not controlled by a low speed. ...3 minutes after stopped. Caused by other parts except the remote controller When the mark ( ) is driven by the remote controller. (When operated in LCD screen, replace battery. While the compressor has been stopped, the compressor does not operate owing to operate temperature regulating(v / w) and wind speed selecting. Troubleshooting ...
... contact of CN-DISP 1 connector When the detect switch (double key) inside the remote controller door is fault, it is set to the low speed as force.) Caused by the remote controller. At this point the wind speed is not controlled by a low speed. ...3 minutes after stopped. Caused by other parts except the remote controller When the mark ( ) is driven by the remote controller. (When operated in LCD screen, replace battery. While the compressor has been stopped, the compressor does not operate owing to operate temperature regulating(v / w) and wind speed selecting. Troubleshooting ...
Service Manual
Page 69
...main power. Service Manual 69 Check the Relay(RY-PWR, RY-START) for Indoor temperature and connector are in bad connection or are don't operate Turn on the main power. Check the electrical wiring diagram of Outdoor side. Check the open or short of connecting wires between brown and ... ). • Check the Indoor temperature sensor is less than one of the Indoor temperature by setting the disired temperature of the remote controller is disconnected or not (about 10K at least. Operate Cooling Mode by 1°C at 25°C). When in Outdoor PCB Ass'y. ON DC 5V DC 1V↓ Comp.
...main power. Service Manual 69 Check the Relay(RY-PWR, RY-START) for Indoor temperature and connector are in bad connection or are don't operate Turn on the main power. Check the electrical wiring diagram of Outdoor side. Check the open or short of connecting wires between brown and ... ). • Check the Indoor temperature sensor is less than one of the Indoor temperature by setting the disired temperature of the remote controller is disconnected or not (about 10K at least. Operate Cooling Mode by 1°C at 25°C). When in Outdoor PCB Ass'y. ON DC 5V DC 1V↓ Comp.