Operation Details - LG LM-2421C2L Service Manual

Operation Details

1. MAIN UNIT FUNCTION
• DISPLAY
Operation Indicator
• On while in appliance operation, off while in appliance pause
• Flashing while in disconnection or short in Thermistor (3 sec off / 0.5 sec on)
Soft Dry Indicator
• On while in healthy dehumidification mode, off when healthy dehumdification is cancelled.
Timer Indicator
• On while in timer mode (on/off), off when timer mode is completed or canceled.
Comp. Running Incidator
• While in appliance operation, on while in outdoor unit compressor running, off while in compressor off
Cooling Mode Operation
• When the intake air temperature reaches 0.5°C below the setting temp, the compressor and the outdoor fan stop.
• When it reaches 0.5°C above the setting temp, they start to operate again.
Compressor ON Temp
Compressor OFF Temp
• While in compressor running, operating with the airflow speed set by the remote control. While in compres-
sor not running, operating with the low airflow speed regardless of the setting.
Healthy Dehumidification Mode
• When the dehumidification operation input by the remote control is received, the intake air temperature is
detected and the setting temp is automatically set according to the intake air temperature.
26°C ≤ Intake Air Temp
24°C ≤ Intake Intake Air Temp<26°C
18°C ≤ Intake Intake Air Temp<24°C
Intake Air Temp<18°C
• While in compressor off, the indoor fan repeats low airflow speed and pause.
• While the intake air temp is between compressor on temp. and compressor off temp., 10-min dehumidifica-
tion operation and 4-min compressor off repeat.
Compressor ON Temp.
Compressor OFF Temp.
• In 10-min dehumidification operation, the indoor fan operates with the low airflow speed.
Cooling overload
• Outdoor fan ON/OFF by sensing outdoor pipe temperature.
• Outdoor fan is OFF if pipe temperature is below 0°C and outdoor fan is ON if pipe temperature is over 0°C.
Airflow Speed Selection
• The airflow speed of the indoor fan is set to high, low by the input of the airflow speed selection key on the
remote control.
Off-Timer Operation
• When the set time is reached after the time is input by the remote control, the appliance stops operating.
• The timer LED is on when the off-timer is input. It is off when the time set by the timer is reached.
• If the appliance is on pause at the time set by the timer, the pause continues.
Setting Temp+0.5°C
Setting Temp-0.5°C
25°C
Intake Air Temp-1°C
Intake Air Temp-0.5°C
18°C
Setting Temp+0.5°C
Setting Temp-0.5°C
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