Service Manual
5.2 PCB Printed Diagram
5.2.1 Silk screen on main board
●Top view
5
Interfaces for neutral wire, live wire and earthing
1
wire
2
Communication interface
3
Interface of temperature sensor
4
Interface of overload protection of compressor
●Bottom view
Technical Information
6
7
4
3
2
5
U\V\W interface of compressor
6
Interface of AC fan
7
Interface of 4-way valve (reserved)
1
7