42JW/AQUASMART
GB - 11
ENGLISH
4-Pipe version 2-Pipe version
Aquasmart System
12345 41406 W1N N V2V3V4V1L1L1N
TB
230V ~
W1
12345 W26 W1N N V2V3V4V1L1L1N
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.
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