Friedrich FPHSW09A1B - Page 79

79 PB
COMPONENTS TESTING
Printed Circuit Board (Outdoor)
Figure 613 (12-24k units)
1841765 Outdoor Unit Printed Circuit Board Identication
1 Terminal of compressor
U/V/W phase
9 4-way valve terminal
2 Terminal of reactor 10 Terminal of electronic
expansion valve
3 Terminal of reactor 11 Outdoor ambient
temperature sensor
4 Terminal of signal
wire,connect to the terminal
panel "3(SI)"
12 Outdoor pipe temperature
sensor
5 Terminal of neutral
wire,connect to the terminal
panel "1(N)"
13 Compressor discharge
temperature sensor
6 Terminal of live wire,connect
to the terminal panel "2(L)"
14 Terminal of compressor
overload protector
7 cool valve terminal 15 Over pressure sensor
8 Terminal of AC fan 16 Terminal of DC fan