24
Technical Information
Service Manual
Outdoor Unit
● Bottom view
6
7
8
9
10
11
12
13
14
15
16
17
19
18
20
21
22
1
2 3
4
5
NO.
Name
NO.
Name
NO.
Name
1
Compressor output port
9
Live wire
17
Terminal of outdoor fan
2
Master control chip
10 Connection wire between boards of
neutral wire connects AC-N4
18
Connect the negative pole of external
big electrolytic capacitor
3
Overload temperature of compressor
11 Connection wire between boards of
live wire connects AC-L2
19
Connect the positive pole of external
big electrolytic capacitor
4
Temperature of temperature sensor
12
Neutral wire terminal for electric
heating
20 Wire connection terminal between
boards of neutral wire connects AC-N3
5 EEPROM
13
Live wire terminal for chassis electric
heater
21 Connection wire between boards of
live wire connects AC-L3
6
Communication wire port
14
Live wire terminal for compressor
electric heater
22
Connect the middle position of
external big electrolytic capacitor
7
Earthing wire port
15
4-way valve wiring terminal
/
8
Port of power neutral wire
16
Terminal of electronic expansion valve
/
All models is except
：
GWC12QC-D3DNC8H(CB456003101)
