Electrical Control Function
Electrical Control System 121
The unit is working in cooling mode with the EXV open 300P(For 12K, it is 220P) for 3 minutes, then
adjusting EXV open angle according to the temperature of compressor discharge every 2 minutes.
1.3.2.2 Outdoor fan running rules
T4
A DC_FAN_HI_SPD_ADD
B DC_FAN_MID_SPD_ADD
C DC_FAN_MIN_SPD_ADD
D DC_FAN_SLOW_SPD_ADD
E DC_FAN_SSLOW_SPD_ADD
23℃
22℃
20℃
28℃
19℃
17℃
26℃
25℃
1.3.2.3 Indoor fan running rules
For Console(12K):
In cooling mode, indoor fan runs all the time and the speed can be selected as high, medium, low, auto and
silent. When the compressor is running, the indoor fan is controlled as below:
The auto fan acts as below rules:
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