89
FAULTS FINDING
–
Ignition failure/safety and smokes
stats interception
(fig. 27)
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. 27/a)
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. 27/b)
In case the green bi-colour led lights upt
(fan/pressure switch), deactive the boi-
ler 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.
Apre
Scala
colore
azzurro
0
30
60
90
120
bar
°
C
0
3
4
1
Scala
colore
blu
Fig. 27/a
Fig. 27
Fig. 27/b
Spia rossa
OPEN
It spies
redhead
It climbs
blue (1)
color
It climbs
blue (2)
color
