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4
GAS CONVERSION
Should it be necessary to conver t the
appliance to a different gas from the one
for which the boiler has been equipped,
approach the technical staff.
5
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.
5. 1
Flue gas and burner
maintenance
Flue gas passageways should be checked
and cleaning every six months.
The burner should be checked and clea-
ning every six months.
Authorized technical staff inspect the bur-
ner and if necessary clean using a soft
brush and a vacuum cleaner, taking care
not to dameage the front isulation.
Before reassembly inspect all seals and
replace as required.
5.2
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 termina-
tion.
Any dirt within the vent shall be removed with
a soft brush.
6
FAULTS FINDING
A. 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 selector
knob must be turned to the position ( )
and released soon after, returning to
the summer (
) or winter (
tion. If the failure should occur again,
call the authorised technical staff to
check the boiler.
B. Restoring pressure in the heating
system (fig. 3/a)
Periodically check that the pressure in
the system is between 1 and 1.2 bar
(14.5 and 17.4 psi). If the pressure is
below 1 bar (14.5 psi) when the system
Scala
colore
IT CLIMBS BLUE
azzurro
(1) COLOR
) posi-
is cold, set the system pressure using
the pressure reducing valve, that has
been remotely installed, until the pres-
sure gauge indicator falls within the
blue range.
The blue coloured scale shows the
working field with heating plant functio-
ning.
4
3
2
5
Spia rossa
IT SPIES REDHEAD
60
30
90
Scala
°C
0
120
colore
bar
IT CLIMBS BLUE
0
4
blu
3
1
(2) COLOR
4
3
2
5
Apre
C. Other faults (fig. 3/b)
If orange indicator light comes on (SM
probe fault), turn off the boiler and con-
tact your authorised technical service
centre.
If the green flashing indicator light
comes on (fan fault/exhaust pressure
switch), turn off the boiler and contact
ENG
FR
Figure 3
Figure 3/a
5
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