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10-2. Dry Operation (Dehumidification)
Dry operation uses the ability of the cooling cycle to remove moisture from the air, but by running at low level to
dehumidify without greatly reducing the room temperature. The air conditioner repeats the cycle of turning ON
and OFF automatically as shown in the chart below according to the room temperature.
Room temp.
T+2 °C
Set temp. T °C
T–1 °C
Room temp. 15 °C
NOTE
Intermittent ventilation occurs by switching the indoor fan speed between L
Dry operation does not occur when the room temperature is under 15°C, which is the monitor zone.
When the compressor stops, the indoor fan stops as well.
Cooling operation
Dry A1 zone
Compressor :
Continuous operation
FMI (indoor fan) :
L (low speed) / LL (very low speed) intermittent ventilation
only while the compressor is ON.
Dry B zone
Compressor :
Intermittent operation (ON for 3 minutes and OFF for 9 minutes)
FMI (indoor fan) :
L (low speed) / LL (very low speed) intermittent ventilation
only while the compressor is ON.
Monitor zone
Both the indoor and outdoor units stop.
23
LL.
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