Midea MHC-V6W/D2N8-B User Manual

M thermal Mono
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Midea M thermal Mono Service Manual
Table 4-2.2: MHC-V4(6,8,10)W/D2N8-B outdoor unit main PCB for refrigerant system
Label in Figure
4-2.2
Code
Content
1
CN28
Output port L to MAIN CONTROL BOARD FOR REFRIGERANT SYSTEM
2
CN22
Reserved
3
CN27
Output port N to MAIN CONTROL BOARD FOR REFRIGERANT SYSTEM
4
CN3
Reserved
5
PE2
Port for ground wire
6
DSP1
Digital display
7
CN17
Port for communication with MAIN CONTROL BOARD FOR REFRIGERANT SYSTEM
8
PE1
Port for ground wire
9
CN26
Port for IC programming
10
CN10
Input port for neutral wire
11
CN11
Input port for live wire
12
CN9
Port for outdoor ambient temp. sensor and condenser temp. sensor
13
CN24
Input port for +12V/9V
14
CN1
Port for suction temp. sensor
15
CN8
Port for discharge temp. sensor
16
CN13
Port for high pressure switch
17
CN14
Port for low pressure switch
18
CN29
Port for communication with hydro-box control board
19
CN4
Port for pressure sensor
20
CN30
Port for communication(reserved)
21
CN2
Port for communication(reserved)
22
CN33
Port for electrical expansion value
23
CN16
Reserved
24
CN6
Port for 4-way value
25
CN5
Port for SV6 value
26
CN7
Port for compressor electric heating tape 1
27
CN18
Port for compressor electric heating tape 2
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Midea MHC-V6W/D2N8-B Specifications

General

Brand	Midea
Model	MHC-V6W/D2N8-B
Category	Air Conditioner
Language	English