FAULT FINDING
– Ignition failure/safety stat intercep-
tion (fig. 3)
If the burner fails to start the red led
that signals blockage will light up. To
attempt starting it again, the rotary swit-
ch 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.
– Insufficient water pressure (fig. 4)
In case the index of the thermomanome-
ter is below scale of the blue colour (2)
the boiler is not functioning and the oran-
ge bicolour detector is flashing. To resto-
re functioning act on the filling cock
taking the index of the manometer within
the scale of the blue colour (2).
Once filled close the filling tap. The blue
coloured scale (1) shows the working
field with heating system functioning.
– Other faults (fig. 5)
In the "25/60 BF - 30/60 BF" versions
in case the green bicolour detector
(fan/pressure switch), deactive the boi-
ler and call the authorised technical staff
for assistance. In case the orange bico-
lour detector lights upt (heating sensor
SM failure), deactive the boiler and call
the authorised technical staff for assi-
stance.
– Smoke safety device vers. "25/60"
(fig. 6)
If the green bicolour detector is flashing
(fig. 5) the boiler is not functioning.
To restore functioning reinstate the ther-
mostat button.
If the failure should occur again, call
the authorised technical staff for assi-
stance.
SCALA
60
BLU
30
90
COLORE
SCALE (1)
AZZURRO
°C
0
120
bar
0
4
3
1
SCALA COLORE BLU
60
30
90
0
°C
120
bar
4
0
3
1
SPIA LAMPEGGIANTE ARANCIO
FLASHING ORANGE LED
RED LED
SPIA ROSSA
CLOSE
BLU SCALE (2)
Fig. 3
Fig. 4
Fig. 5
Fig. 6
93