Electrical Control Function
Electrical Control 233
T3
Above and below
outdoor fan on
Above outdoor fan on
1.3.2.3 Indoor Fan Running Guidelines
In cooling mode, the indoor fan runs continuously.
You can select the following speeds: high,
(medium), low, or auto.
The auto fan acts according to the following
principles:
For floor standing units:
High
Low
For other units:
T1-Ts
High
Low
Medium
1.3.2.4 Low evaporator coil temperature T2
protection
T2
On
Off
When the evaporator temperature goes below a
preset value, the compressor stops.
1.3.2.5 Condenser high temperature T3
protection(excluding 12~36k cooling only
models)
T3
Off
On
When condenser temperature exceeds the preset
value, the compressor stops.
1.3.3 Heating Mode(For heat pump models)
1.3.3.1 Compressor Running Guidelines
Once the compressor starts up, it keeps running 7
minutes, then it will follow the below rules:
When T1-Ts is higher than setting value, the
compressor and outdoor fan will shut off. When
T1-Ts is lower than setting value, the compressor
and outdoor fan will start up.
T1-TS
On
Off
1.3.3.2 Outdoor Fan Running Guidelines
For single-fan units:
The outdoor fan will run following the compressor
For double-fan units:
The outdoor fans run depending on T4.
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