Ariston FAST EVO ONT B 16 User Manual - Page 15

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Ariston FAST EVO ONT B 16 User Manual

Water connection

The illustration shows the connections for the water and
gas attachments of the appliance.
Check that the maximum water mains pressure does
not exceed 10 bar; if it does, a pressure reducing valve
must be installed.
Ensure that the minimum pressure is not lower
than 2,2 mbar.
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C
B
B. Hot water outler 1/2"
C. Ingresso Gas 1/2"
D. Cold water inlet1/2"
G. Cold water inlet fi lter
The device is equipped with a fi lter "G", located on the
cold water entrance. Periodically clean the hydraulic
system, if dirt is present.
IMPORTANT!!
Do not activate the device without the fi lter.
IMPORTANT!
If the unit is installed in areas with the presence of hard
water (> 200 mg / l) is necessary to install a water
softener to reduce the precipitation of limestone in the
heat exchanger.
The warranty does not cover damage caused by the
limestone.
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Connecting to solar installation
When connecting the unit with a solar installation
is necessary to verify that incoming water does not
exceed 60°C. If it does not provide for the installation of
a thermostatic mixing valve.
G
D
B
D
Connection of fl ue gas discharge ducts
The appliance must be connected to a fl ue gas discharge
system that complies with the regulation in force and
instructions provided by the manufacturer.
When type B installation is used, the room in which
the appliance is installed must be ventilated using
a suitable air inlet which complies with current
legislation.
When installing an exhaust system, take care of the
seals to prevent any fl ue gas leaking into the air circuit.
WARNING!!
Never tamper with or decommission the fl ue gas
sensor. This could affect the proper operation of
the appliance.
Poor draught conditions could cause exhaust gas
backfl ow into the installation room.
Hazard of carbon monoxide intoxication.
V
B. Hot water outler
D. Cold water inlet
V. Diver/mixing valve
termostatic
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