LG LSC121PMA Service Manual - Page 4

Functions Indoor Unit Operation ON/OFF 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 Control • Indoor fan is delayed for 5 sec at the starting. Time Delay Safety Control • Restarting is inhibited for approx. 3 minutes. Indoor Fan Speed Control • High, Med, Low, CHAOS Operation indication Lamps (LED) Signal Receptor Receives the signals from the remote control.(Signal receiving sound: two short beeps or one long beep.) Operation Indication Lamps On/Off : Lights up during the system operation. Sleep Mode : Lights up during Sleep Mode Auto operation. Timer : Lights up during Timer operation. Defrost Mode : Lights up during Defrost Mode or Hot Start operation.(Heat pump model only) OUT DOOR Outdoor unit operation : Lights up during outdoor unit operation. (Cooling model only) Soft Dry Operation Mode • Intermittent operation of fan at low speed. Sleep Mode Auto Control • The fan is switched to low(Cooling), med(Heating) speed. • The unit will be stopped after 1, 2, 3, 4, 5, 6, 7 hours. Natural Air Control by CHAOS Logic • The fan is switched to intermittent or irregular operation • The fan speed is automatically switched from high to low speed. Airflow Direction Control • The louver can be set at the desired position or swing up and down automatically. -4- Defrost(Deice) control (Heating) • Both the indoor and outdoor fan stops during defrosting. Hot-start Control (Heating) • The indoor fan stops until the evaporator pipe temperature will be reached at 28°C.