10-3. Freeze Prevention (Cooling)
●
This function prevents freezing of the indoor heat exchange coil.
● When the compressor has been running for 10 minutes or more and the temperature of the indoor heat
exchange coil falls below –1°C, the control circuit stops the compressor for at least 6 minutes. The compressor
does not start again until the temperature rises above 8°C or 6 minutes has elapsed.
10-4. Overload Prevention (Heating)
●
This function prevents overheating of the indoor heat exchange coil.
● When the temperature of the indoor heat exchange coil rises above 54°C, and if the indoor fan is L (low speed),
then the fan speed changes from L (low speed) to M (medium speed).
● When the temperature of the indoor heat exchange coil rises above 57°C, the outdoor fan stops.
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