M‐Thermal Split
34
201909
Midea M‐Thermal Split Ser
vice Manual
Table 4‐2.2: MHA‐V4(6,8,10)W/D2N8 outdoor unit main PCB for refrigerant system
Label in Figure
4‐2.2
Code
Content
1
CN27
Output port N for invert module PCB
2
CN3
Output port N for hydro‐box control board
3
CN31
Port for ground wire
4
CN32
Port for IC programming
5
CN37
Port for ground wire
6
CN10
Input port for neutral wire
7
CN11
Input port for live wire
8
SW3
DIP switch
9
CN24
Input port for +12V/5V
10
CN13
Port for low pressure switch and high pressure switch
11
CN8
Port for Tp temp. sensor
12
CN9
Port for outdoor ambient temp. sensor and condenser temp. sensor
13
CN1
Port for Th temp. sensor
14
CN14
Port for TF temp. sensor
15
CN4
Port for pressure sensor
16
CN2
Reserved
17
CN29
Port for communication with hydro‐box control board
18
CN30
Reserved
19
CN17
Port for communication with invert module PCB
20
CN33
Port for electrical expansion value
21
DSP1
Digital display
22
CN6
Port for chassis electrical heating tape
23
CN5
Port for SV6 value
24
CN6
Port for 4‐way value
25
CN7
Port for compressor electric heating tape1
26
CN8
Port for compressor electric heating tape2
27
CN28
Output port L for invert module PCB
28
RL2
Output port L for hydro‐box control board
29
IC23
EEPROM
30
SW2
Check button
Midea CAC Confidential
Содержание SMK-60/CGN8
Страница 1: ...M Thermal Split Series Commercial Air Conditioners R32 Service Manual Midea CAC Confidential...
Страница 3: ...M Thermal Split 2 201909 Midea M Thermal Split Service Manual Midea CAC Confidential...
Страница 7: ...M Thermal Split 6 201909 Midea M Thermal Split Service Manual Midea CAC Confidential...
Страница 15: ...M Thermal Split 14 201909 Midea M Thermal Split Service Manual Midea CAC Confidential...