42JW/AQUASMART
GB - 11
E N G L I S H
4-Pipe version
2-Pipe version
Aquasmart System
1
2
3 4
5
41
40
6
W1 N N
V2 V3 V4
V1
L1
L1
N
TB
230V ~
W1
1
2
3 4
5
W2
6
W1 N N
V2 V3 V4
V1
L1
L1
N
TB
W2
W1
230V ~
N
2-Pipe and
2-Pipe + electric heater version
4-Pipe version
Inlet water pipe
Sensor holder
Spring
Change over sensor
Electric valve
Sensors
“Aquasmart” system is composed by two sensors:
•
Air sensor:
factory mounted close to the heat exchanger coil and electrically
connected (HY-NEC board).
• Change over sensor:
electrically connected in the electric box (HY-NEC board). The
change over sensor
, has to be positioned on the inlet water
pipe
during installation, inserting it into the sensor holder
after having inserted the spring
taking care to bend it a slight.
Electric valve and regulation
The unit control (Aquasmart) regulates the opening of valves
according to the selected temperature.
Install to the unit the electric valve assembly.
Carry-out the assembling in accordance with the kit instructions.
Electrical connections
• Remove the electric box cover unsrewing the two fixing screws.
• Connect the electric valve
cable to the TB terminal block
terminals.
• After connections have been completed, replace electric box
cover.
