42 WHC/AQUASMART
GB - 10
Unit connection to water valve panel
P
G
C
WS
230V~50Hz
Electric box cover
Terminal board
To the controller “Room Controller” (optional)
To the valve (Back panel)
Sensor
AQUASMART system consists of two sensors:
• Air sensor:
factory mounted close to the heat exchanger coil and electrically
connected (HY-NEC board).
• Changeover sensor:
electrically connected in the electric box (HY-NEC board).
The changeover sensor has to be positioned on the inlet water
pipe during installation (see page 9).
Electric valve and control
The unit control (AQUASMART) regulates the opening of the valve
according to the selected temperature.
Electrical connections
• Remove the electric box cover unscrewing the fixing screw.
• On the control panel connect the motorized valve cable (see figure).
• After connections have been completed, replace electric box cover.
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