18
Technical Information
Service Manual
5.2 PCB Printed Diagram
● Top view
● Bottom view
Indoor Unit
1 Neutral wire
2 DC fan
3 Interface of inching switch
4 Interface of electrostatuc dedusting
5 Auto button
6 Small up&down swing
7 Left&right swing
8 Big up&down swing
9 Display interface
10 Jumper interface
11 Ambient temperature sensor
12 Tube temperature sensor
13
Communication interface between
indoor unit and outdoor unit
14 Fuse
15 Interface of live wire for indoor unit
16
Power suppy interface of outdoor
unit
17 Healthy neutral wire
18 Healthy live wire