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Midea MCD-24HRFN1-M(C)

Midea MCD-24HRFN1-M(C)
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88
PCB board of MOBA30-09HFN1-MT0W, MOB30-12HFN1-MT0W
No.
Name
CN#
Meaning
1
Power Supply
CN3
Earth: connect to Ground
CN1
N_in: connect to N-line (208-230V AC input)
CN2
L_in: connect to L-line (208-230V AC input)
2
S
CN16
S: connect to indoor unit communication
3
HEAT1
CN17
connect to compressor heater, 208-230V AC when is ON
4
4-WAY
CN60
connect to 4 way valve, 208-230V AC when is ON.
5
HEAT2
CN15
connect to chassis heater, 208-230V AC when is ON
6
AC-FAN
CN25
connect to AC fan
7
T5 T4 T3
CN22
connect to pipe temp. sensor T3, ambient temp. sensor T4, exhaust
temp. sensor T5
8
T5 T4 T3
CN21
9
PMV
CN31
connect to Electric Expansion Valve
10
DC-FAN
CN7
connect to DC fan
11
FAN_IPM
IPM 501
IPM for DC fan
12
TESTPORT
CN23
used for testing
13
EE_PORT
CN505
EEPROM programer port
14
MCUPORT
CN507
connect to PC communication
15
W
CN28
connect to compressor
V
CN29
0V AC (standby)
U
CN30
10-200V AC (running)
16
COMP_IPM
IPM 301
IPM for compressor
17
CN9
CN9
connect to reactor
18
CN32
CN32
connect to reactor

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