III - 37
3
SM830052
Service Procedures
TH1, 2, 3
CM
CH
TH1 (WHT) (Discharge gas)
4-Way Valve (20S)
(except for SPW-C483GY8)
63PH
52C
0826_C_S
Save Valve (SAVE)
Low-pressure valve (LPV)
High-pressure valve (HPV)
2. Sensor and Solenoid Layout Diagram
2-1. Outdoor unit
7
SPW-C483GYH8 , SPW-C483GY8
7
SPW-C703GYH8 , SPW-C903GYH8
SPW-C703GY8 , SPW-C903GY8
0827_C_S
TH3 (BLK)
TH2 (YEL)
0849_C_I
1
2
1
2
1
2
WHT
WHT
BLK
BLK
BLK
BLK
TH1 (PC discharge)
TH2 (Outdoor coil)
TH3 (Coil liguid Side)
2P (WHT)
DISH
PC
2P (YEL)
EXC
2P (BLK)
EXL
0850_C_I
High-pressure valve (HPV)
Low-pressure valve (LPV)
Save valve (SAVE)
4-way valve (20S), (except for
SPW-C703GY8, SPW-C903GY8)
Liquid line valve (LLV)
0851_C_I
Heat exchange coil (TH3)
Heat exchange liquid
(TH4)
AC discharge (TH2)
PC discharge (TH1)
Compressor
Compressor
0852_C_I
1
2
1
2
1
2
1
2
WHT
WHT
WHT
WHT
BLK
BLK
BLK
BLK
TH1 (PC discharge)
TH2 (AC discharge)
TH3 (heat exchange coil)
TH4 (heat exchange liquid)
CN5
(WHT)
CN6
(GRN)
CN4
(YEL)
CN3
(BLK)