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1.5.3 Venting maintenance
The venting system shall be visually
inspected for deterioration or deposits
every 6 months it is recommended to
periodically inspected the intake and the
exhaust terminal for debris or snow
removed from blocking the termination.
Any dirt within the vent shall be removed
with a soft brush.
1.6
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 (
release it immediately, placing it in the
summer (
) or winter (
position.
If the boiler lock-out re-occurs, con-
tact an authorised Service Centre.
– Insufficient water pressure (fig. 4)
If the red "0.5" (7.25 psi) bar led
starts flashing, the boiler will not func-
tion.
To restart operation, the water feed
system must be inspected. The charge
pressure, with the system cold, must
be between 1 and 1.2 bar (14.5 and
17.4 psi).
If all the leds are off, call the local
authorised Service Centre for techni-
cal assistance.
) and
)operation
SPIA VERDE IN CONDIZIONE
DI FUNZIONAMENTO
RED LED
SPIA ROSSA
RED LED
SPIA ROSSA
SPIA ROSSA INTERMITTENTE
FLASHING RED LED
IN CONDIZIONE DI SICUREZZA
IN SAFETY CONDITION
GREEN LED IN OPERATING
CONDITION
YELLOW LED
SPIA GIALLA
Fig. 2
Fig. 3
Fig. 4
5
ENG
FR
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