Cooling Mode - Midea MSC-09HRDN1-QD0(E) Service Manual

9.4.3 In this mode, the action of louver is the same as in cooling mode.
9.4.4 The action of auto fan in fan-only mode is the same as auto fan in cooling mode with 24℃ setting temperature.

9.5 Cooling Mode

9.5.1 In this mode, for the action of 4-way valve please refer the passage 9.10.
9.5.2 The maximum starting and operation frequency decided by outdoor ambient temperature.
1) If the machine is turned on in cooling mode with controller, after start compressor runs
frequency, viz. the target start frequency is Fmax, and within 7 minutes, frequency limit caused by the
difference between room temperature and setting temperature is disabled. During this period, frequency limit
and pause caused by protection is available. After this 7 minutes, the operation rule is as the third point.
2) If the machine stops and then resarts caused by protection and frequency limit or reachs setting temperature,
the start frequency is as following rule.
Temp. Zone
Start Freq.
℃
3.5
3.0
1.5
1.0
℃
45
43
40
38
30
28
22
20
℃
3.5
3.0
2.5
2.0
1.5
1.0
0.5
-0.5
-1.0
A B C
F8 F8 F7
high
medium
low
Fmax
F4
F7
F8
F6
F3
A
B
C
D
E
F
G
H
D E F
F6 F5 F3
as cooling maximum
G H
F1 F0
25