Midea MCD-48HRFN1-M(D) - Heating Mode; Outdoor Fan Running Rules; Indoor Fan Running Rules; Defrosting Mode

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For other models,
a
b
c
d
6.0°C(10.8°F)
T1-Td
e
H
(H-L)*0.75+L
(H-L)*0.5+L
(H-L)*0.25+L
L
5.0°C(9.0°F)
4.0°C(7.2°F)
2.5°C(4.5°F)
1.0°C(1.8°F)
16.4.3 Heating Mode
16.4.3.1 Outdoor fan running rules
T4
E DC_FAN_SSLOW_SPD_ADD
D DC_FAN_SLOW_SPD_ADD
C DC_FAN_MIN_SPD_ADD
B DC_FAN_MID_SPD_ADD
A DC_FAN_HI_SPD_ADD
15℃(59°F)
13℃(55.4°F)
12℃(53.6°F)
10℃(50°F)
21℃(69.8°F)
19℃(66.2°F)
18℃(64.4°F)
16℃(60.8°F)
16.4.3.2 Indoor fan running rules
When the compressor is on, the indoor fan can
be set to high/med/low/auto. And the anti-cold
wind function has the priority.
The indoor fan is controlled as below:
Setting fan
speed
Actual fan speed
H（=H）
H+(H+=H+G)
M(M=M)
M+(M+=M+Z)
L(L=L)
L+(L+=L+D)
H-（H-=H-G)
M-(M-=M-Z)
L-(L-=L-D)
T1-Td+1.5 ℃(34.7°F)
L
H
M
-1.5(-2.7°F)
-3.0(-4.8°F)
-4.5(-8.1°F)
-
-1.5(-2.7°F)
-3.0(-4.8°F)
-4.5(-8.1°F)
-1.5(-2.7°F)
-3.0(-4.8°F)
-4.5(-8.1°F)
Auto fan action in heating mode:
For MCD1-24HRFN1-MT0W(GA),
T1-Tsc
100%
20%
40%
60%
80%
-3.0°C (-5.4°F )
-1.5°C (-2.7°F )
0°C (0°F )
0.5°C (0.9°F )
1.0°C (1.8°F )
Silence
Low
Medium
High
Turbo
For other models,
0.0°C(0°F)
T1-Td+1.5°C(34.7°F)
L
(H+-L)*0.2+L
(H+-L)*0.4+L
(H+-L)*0.6+L
H+
(H+-L)*0.8+L
-1°C(-1.8°F)
-2°C(-3.6°F)
-3°C(-5.4°F)
-4°C(-7.2°F)
-5°C(-9°F)
-6°C(-10.8°F)
-6.5°C(-11.7°F)
16.4.3.3 Defrosting mode
For MOBA30-09HFN1-MT0W,
MOB01-09HFN1-MW0W(22022016011384),
MOB01-12HFN1-MV0W(22022016011383),
MOB30-12HFN1-MT0W,
MOCA01-18HFN1-MT0W(22022016011382) ,
MOD01-23HFN1-MT0W(22022016011381),
MOE30U-36HFN1-M-[X],
MOD30U-36HFN1-MP0,
MOE30U-48HFN1-M-[X],
MOX230-09HFN1-MW5W,
MOX230-12HFN1-MV5W,
MOX330-09HFN1-MY5W,
MOX330-12HFN1-MW5W,
MOX430-17HFN1-MT0W,
MOD30-24HFN1-MU0W,
MOD33-24HFN1-MT0W
If any one of the following items is satisfied, AC
will enter the defrosting mode.
After the compressor starts up and keeps
running, mark the minimum value of T3 from
the 10th minutes to 15th minutes as T30.
1)If the compressor cumulate running time is up
to 29 minutes and T3< TCDI1, T3 ＋
T30SUBT3ONE<T30, T4＞-22℃(-7.6°F).
2)If the compressor cumulate running time is up
to 35 minutes and T3< TCDI2, T3 ＋
T30SUBT3TWO<T30, T4＞-22℃(-7.6°F).
3)If the compressor cumulate running time is up
to 29 minutes and T3< -24℃(-11.2°F), T4＞
-22℃(-7.6°F) for 3 minutes.