-i      V6-i VRF 50/60Hz 
    17 
Part 2 
- Component Layout
 and 
Refrigerant Circuits 
 
14/16/18HP 
Figure 2-2.2: 14/16/18HP piping diagram 
 
 
Discharge temperature switch 
Heat exchanger temperature sensor 
Outdoor ambient temperature sensor 
Plate heat exchanger inlet temperature sensor 
Plate heat exchanger outlet temperature sensor 
Compressor A discharge temperature sensor 
Electronic expansion valve (EXV) 
Compressor B discharge temperature sensor 
Fast defrosting (in heating) and unloading (in cooling) valve 
Refrigerant bypass EXV valve 
Refrigerant bypass indoor units valve 
Compressor A vapor injection valve 
 
   
1
15
12
9
3
4
5
6
11
10
7
14
8
8
13
EXVA
EXVC
E
S
C
SV8A
SV4
SV7
SV5
SV6
T3
T4
T6B
T6A
2
T7C1
T7C2