11
Technical Information
Service Manual
5.2 PCB Printed Diagram
TOP VIEW
BOTTOM VIEW
(1)Silk screen on main board
1
2
3
4
5
67
8
910
11
12
13
14
15
16
18
17
NO. NAME
1 Piezoresistor
2 Fuse
3 Copper fin N2 of neutral wire
4 Copper fin N1 of neutral wire
5 Copper fin N3 of neutral wire
6 Indoor fan
7 4-way valve terminal
8 Neutral wire terminal
9 Outdoor fan
10 Copper fin water of
motor
11 Copper fin Health of live wire
12 Tube temperature sensor
13 Ambient temperature sensor
14 Outtube temperature sensor
15 Interface of remoter
16 High water level
17 Interface of display board
18 Interface of wifi board