15.3.5
Cold Draught Prevention Control
When indoor pipe temperature is low, cold draught operation starts where indoor fan speed will be reduced.
15.3.6
Deice Operation
When outdoor pipe temperature and outdoor air temperature is low, deice operation start where indoor fan motor
and outdoor fan motor stop and operation LED blinks.
15.3.7
Low Pressure Protection Control
During low ambient heating operation (below -15°C), if the pipe temperature drops below -16°C, the max
frequency will be reduced and limited.
If it drops below -20°C and does not arise after 3 minutes, the compressor will stop.
The compressor will start again if the pipe temperature rises above -18°C.
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