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9
MAINTENANCE
9.1 Warnings
Protective gloves must be worn.
Cool down the appliance by shut-
ting off the gas cock and with-
drawing a large quantity of water
by opening the system's DHW
cocks.
The operations described in this
section must only be performed
by professionally qualified per-
sonnel, therefore you are advised
to contact an authorised service
centre.
For efficient and continuous boiler operation,
the user must have maintenance and cleaning
carried out once a year by an authorised ser-
vice centre technician. If these operations are
not carried out, damage to components and
boiler operation problems will not be covered
by the standard warranty.
Before performing any cleaning or mainte-
nance operation or before opening or remov-
ing the boiler panels, isolate the unit from
the electric power supply using the two-way
switch installed in the system and close the
gas cock.
9.2 Removing the body panels
Front panel
• Unscrew the screws A and G then remove
the front panel D by pulling it towards you
(Figure 9.1 and Figure 9.2).
Side panels
Loosen screws B in Figure 9.1 and remove
the two side panels E and F pulling them out-
wards and pushing them upwards to release
them from the upper supports.
MAINTENANCE
Figure 9.1
F
Figure 9.2
Control panel
• Unscrew the screw C in (Figure 9.1).
• Turn the control panel H, as shown in Fig-
ure 9.3 for easy access to the components
inside the boiler.
A
B
E
G
C
B
D
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