11. Piping Diagram
Hydro Unit HE
Eva. Outlet
Water Outlet
Temp. Sensor
THERMOSTAT
Water Outlet
(T2)
(
T_WO
)
Temp. Sensor
(T.4)
Ref. Gas
Bypass Valve
Water Inlet
for Defrost (B)
Temp. Sensor
Flow Switch
(T.3)
(E)
Plate
Heat
Exchanger
(
R410A/water
)(PHE1)
Eva. Inlet Temp.
Sensor (T1)
Ref. Liq
EEV (A)