60
7 MAINTENANCE
7.1
Adjustments
For the appliance to operate correctly and efficiently it is
recommended that the User calls upon the services of a
Professionally Qualified Technician to carry out
ANNUAL
maintenance.
m
CAUTION
– The maintenance interventions described must
ONLY be carried out the professionally qualified
personnel
who MUST wear
suitable protective safety
equipment.
– Make sure that the system components and pipes
are not hot (risk of burning).
a
WARNING
Before carrying out any interventions described:
– set the main system switch to "OFF"
– close the gas valve
– make sure that no hot parts inside the appliance are
touched.
OFF
Fig. 158
7.2
External cleaning
7.2.1
Cleaning the cladding
When cleaning the cladding, use a cloth dampened with soap
and water or alcohol for stubborn marks.
d
IT IS FORBIDDEN
to use abrasive products.
7.3
Cleaning the inside of the appliance
7.3.1
Removing components
To access the internal parts of the boiler:
– open the two catches (1), unscrew the two screws (2), pull the
front panel (3) forwards and release it from the top by lifting it.
3
2
1
2
Fig. 159
– remove the screws (4) securing the control panel (5)
– move the panel (5) upwards (a) but keeping it in the side
guides (6) to the end of travel
– bring it forwards and down (b) until it is horizontal
a
b
6
5
4
Fig. 160