53
EN
4 - USE AND MAINTENANCE
6. EXPANSION VESSEL 12L
The vessel has a precharge of 2.5
bar and can achieve up to 10 bar.
Periodic checks to carry out:
•
Check that the pressure of the
vessel is +/- 20% compared to
the precharged pressure of the
constructor.
•
Check the corrosion of the
vessel, in case of corrosion the
vessel must be changed.
•
In case the vessel results da-
maged or faulty, replace it with
supplied original components.
7. SYSTEM PRESSURE GAUGE
The pressure of the system
must be between 1.2 and 1.5
bar.
In case of lower pressure:
•
Proceed to charge the sy-
stem by using the fill valve (4)
In case of higher pressure:
•
Proceed to discharge the
system by using the exhaust
valve (5)
Periodic checks to carry out:
•
Verify proper operation. In
case of damage, replace them
with supplied original compo-
nents.
1. SAFETY VALVE 6 bar
It is STRICTLY FORBIDDEN to
connect the valve to a drain
without using a funnel drain
Periodic checks to carry out:
•
Verify proper operation
•
In case the valve is dama-
ged or defective, replace the
components with originals as
furnished.
2. DHW SYSTEM VALVES
HANDLE POSITION
4. SYSTEM CHARGE VALVE
The valve located between the
sanitary system and the thermic
system must be used only if the
pressure is inferior to the one
specified at point 6.
8. SYSTEM Y-FILTER
Periodic checks to carry out:
•
Cleaning of the
micro-stretched mesh inside.
5. DISCHARGE VALVE
HANDLE POSITION
3. DHW SYSTEM Y-FILTER
Periodic checks to carry out:
•
Cleaning of the inside
micro-stretched mesh.
SANITARIO IMPIANTO
OPEN
HANDLE
CLOSED
HANDLE
OPEN
HANDLE
CLOSED
HANDLE
OPEN
HANDLE
CLOSED
HANDLE
4.3 - COMPONENTS AND MAINTENANCE DESCRIPTION
DOMESTIC
SYSTEM
