Samsung AM CNB C AA Series Technical Data Book page 76

13. Installation
System diagram for DVM Hydro unit / Hydro unit HT
Refrigerant gas pipe
Refrigerant liquid pipe
location of the sensor
R-410A Cycle
Temperature sensor for
refrigerant gas pipe
Strainer
Check valve
Solenoid valve
Temperature sensor
Strainer
for refrigerant
liquid pipe
<DVM Hydro unit>
LOW Press.
Sensor
Pinch pipe
Charging port
Compressor
Filter
R-134a Cycle
<DVM Hydro unit HT>
Temperature sensor for
Water outlet pipe
Flow switch
Temperature sensor for
Water inlet pipe
Pinch pipe
Charging port
4-Way V/V
High Press.
Sensor
Filter
Water out
Water in
Connector
25.4 mm (1 inch)
Connector
25.4 mm (1 inch)
Water Cycle