FAULTS FINDING
– Ignition failure/safety and smokes
stats interception (fig. 3)
If the burner fails to start the red led
that signals blockage will light up.
To attempt starting it again, the selector
knob must be turned to the position ( )
and released soon after, returning to the
summer
()
or winter
()
position.
If the failure should occur again, call
the authorised technical staff to check
the boiler.
– No water flow (fig. 4)
If there is no water flowing in the system
(the thermometer – pressure gauge
indicator is below the blue range, the
pump is not working or the water flow
switch is faulty) the boiler will not work.
If the fault is due to low pressure in the
system, use the fill cock, to restore func-
tioning act on the filling tap taking the
index of the manometer within the scale
of the blue colour (1).
Once filled close the filling tap. The blue
coloured scale (2) shows the working
field with heating plant functioning.
If the problem is due to some other
cause, contact an authorised technical
assistance personel.
– Other faults (fig. 5)
In case the green bi-colour led lights upt
(fan/pressure switch - vers. “BF”), deac-
tive the boiler and call the authorised
technical staff for assistance.
In case the orange bicolour led lights upt
(C.H. sensor SM failure), deactive the boi-
ler and call the authorised technical staff
for assistance.
If the green bicolour detector is flashing
(in case of interception by the smoke
safety device in the version “OF”) the boi-
ler is not functioning.
To restore functioning reinstate the ther-
mostat button.
If the failure should occur again, call the
authorised technical staff for assistance.
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