137
IT
ES
FR
BE
GB
RUS
RO
one for which the boiler has been
equipped, appr oach t he t echnical
staff.
CLEANING AND MAINTENANCE
Preventive maintenance and
checking of the efficient operation of
the equipment and safety devices
must be carried out exclusively by the
authorized technical staff.
Should any component require repla-
cement, only manufacturers original
parts must be used.
MALFUNCTIONS
–
Ignition lock
(fig. 3)
If the burner does not light the red
led ( ) turns on.
To attempt ignition again, rotate the
selector knob to ( ) and release it
immediately af ter returning it to
winter operations (
).
If the problem persists, contact a
authorised engineer .
–
Insufficient water pressure
(fig. 4)
If the
“0.5 bar”
red light blinks, the
boiler does not work.
To restore operations, fill the system
until the green
“1 bar”
led turns on. If
all leds are off, request an authorised
engineer.
–
Safety/exhaust thermostat
triggered
(fig. 5)
If the safety/exhaust thermostat
triggers the red “35°C” led blinks. To
attempt ignition again, rotate the
selector knob to ( ) and release it
immediately af ter returning it to
winter operations (
).
If the problem persists, contact an
authorised engineer.
–
Other faults
(fig. 6)
When one of the red
“40-80°C”
leds blinks, turn off the boiler and
attempt ignition again. This opera-
tion can be repeated 2-3 times at
most, in the event of failure, request
an authorised engineer.
SPIA ROSSA INTERMITTENTE
Fig. 6
SPIA ROSSA
Fig. 3
Fig. 4
SPIA ROSSA INTERMITTENTE
IN CONDIZIONE DI SICUREZZA
SPIA ROSSA INTERMITTENTE
Fig. 5
RED LED
FLASHING RED LED
FLASHING RED LED
IN SAFETY CONDITION
FLASHING RED LED
