CLEANING
AND MAINTENANCE
Preventive maintenance and checking
FAULT FINDING
– Ignition lock-out (fig. 3)
If the burners do not ignite, the red led
will light-up (
).
To attempt a boiler restart, rotate the
selector knob to position (
se it immediately, placing it in the sum-
mer (
) or winter (
tion.
If the boiler lock-out re-occurs, contact
an authorised Service Centre.
– Insufficient water pressure (fig. 4)
If the red "0.5" bar led starts flashing,
the boiler will not function.
To restart operation, rotate the charge
valve anticlockwise until the green "1
bar" led lights up.
If all the leds are off, call the local autho-
rised Service Centre for technical assi-
stance.
– Safety stat trip (fig. 5)
If the safety thermostat trips, the red
"35°C" led will start flashing. In order to
attempt a boiler restar t, rotate the
selector knob to position (
se immediately, returning it to the sum-
mer (
) or winter (
If the boiler lock-out occurs again, call
local authorised Service Centre for
technical assistance.
98
of the efficient operation of the equip-
ment and safety devices must be car-
ried out exclusively by the authorized
technical staff.
) and relea-
)operation posi-
) and relea-
) position.
The boiler is supplied with an electric
cable. Should this require replacement,
contact exclusively with the authorized
technical staff.
RED LED
SPIA ROSSA
FLASHING RED LED
SPIA ROSSA INTERMITTENTE
IN SAFETY CONDITION
IN CONDIZIONE DI SICUREZZA
GREEN LED IN OPERATING
SPIA VERDE IN CONDIZIONE
CONDITION
DI FUNZIONAMENTO
OPEN
APRE
FLASHING RED LED
SPIA ROSSA INTERMITTENTE
Fig. 3
Fig. 4
Fig. 5