Midea 9V SERIES, Service Manual

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30
While TE5 = 4
℃ ，
TE6 = 10
℃
for 7k
、
9K
、
12K model
While TE5 = 3
℃ ，
TE6 = 12
℃
for 18k model
8.4.3 Heating Mode
8.4.3.1 Compressor and outdoor fan running rules
Each startup of the compressor, it will work for 7min unconditionally, then the compressor and outdoor
fan will be controlled by the temperature difference between T1 and Ts. When T1-Ts
＞
3
℃ ,
the
compressor and outdoor fan will stop and restart until T1-Ts
≤
2
℃
. During the 7min operation, all the
protections are valid.
8.4.3.2 Indoor fan running rules:
Indoor fan speed can be selected in high, medium, low and auto.
8.4.3.2.1 Indoor fan running rule in anti-cold wind function mode
The anti-cold wind function is controlled by the evaporator temperature, refer the principle to the
following chart:
For smaller than 18K model:
26
30
28
32
For 18k model:
8.4.3.2.2 Auto fan action in heating mode.