Toyotomi MTN-MTG A128FS Service Manual page 29

8.4.2 Cooling Mode
8.4.2.1 Compressor running rules:
Once the compressor starts up, it will follow the below rules:
When indoor room temp.T1 is lower than Tn, the compressor and outdoor fan will shut off. When T1 is
higher than Tm, the compressor and outdoor fan will start up.
Tm=Ts+1, Tn=Ts.
Tm=Ts, Tn=Ts-2
8.4.2.2 Outdoor fan running rules:
The On-off outdoor units have single fan speed. The outdoor fan will run following the compressor
except when AC is in evaporator high temp. protection in heating mode ,condenser high temp.
protection in cooling mode, defrosting mode and the current protection.
8.4.2.3 Indoor fan running rules
In cooling mode, indoor fan runs all the time and the speed can be selected as high, medium, low and
auto.
The auto fan:
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