Printed Circuit Board Connector Wiring Diagram - Haier HSU18VHK-G Service Manual

4. Printed Circuit Board Connector Wiring Diagram

4.1 Indoor unit
Connectors Indoor PCB
CH1
1) connector for power line L 2)
CN32
4) connector for receiver display 5)
ambient temp. sensor and piping temp.sensor
for compressor control.
CH1 CN26
CN54
CN26
connector for DC fan motor 3)
CN48
connector for Emergency switch 6)
CN54
7) connector for power line N 8)
CN11 CN32
CON38
9
Connector Writing Diagram
CN11
connector for step motor
CN1
connector for
CON38
connector
CN48 CN1
Domestic Air Conditioner