C IR C UI T D IA GR AM
INDOOR UNIT
Terminal
OUTDOOR UNIT
Reactor
Thermistor (pipe)
Thermistor (Discharge Pipe)
Thermistor (outdoor temp.)
Terminal
2006.06.15
Power
Relay
Power
Thermistor
(room temp.)
PCB (MAIN)
Reactor
black
1
1
black
2
2
3
3
brown
4
4
brown
1
1
2
2
3
3
Fuse 250V20A
Fan Motor
Display Board
Thermistor
(pipe temp.)
1
1
2
2
3
3
4
4
5
5
1
1
2
2
3
3
4
4
5
5
6
6
1
1
2
2
3
3
4
Controller PCB
Stepping
Motor
Compressor
1
1
2
2
3
3
Fan Motor
Expansion
Valve
4-Way
Valve Assy