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8.2.2.3. Anti-Freezing Control
1. When indoor heat exchanger temperature is lower than 2°C continuously for six minutes, compressor will stop operating.
2. Compressor will resume its operation three minutes after the indoor heat exchanger is higher than 10°C.
3. At the same time, indoor fan speed increase +40 rpm compared to its normal operation.
4. If indoor heat exchanger temperature is higher than 10°C for five minutes, the fan speed will return to its normal operation.
8.2.2.4. Anti-Dew Formation Control
a) Control 1
• During anti-dew formation control, compressor operates at frequency shift as shown below when indoor fan speed is less
than Me.
• This control is cancelled after started for 420 minutes, or remote control setting temperature or fan speed setting is changed.
b) Control 2
• When the following conditions occurs for 20 minutes continuously, anti-dew formation is controlled and air vane change
Horizontal vane shift to 2nd position and Vertical vane shift to center position.
1. Indoor intake air temperature is 25°C or above and less than 29°C.
2. Outdoor air temperature is less than 30°C.
3. Air vane control: Manual Horizontal Airflow and Manual Vertical Airflow.
4. Fan speed is quiet Lo.
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