57
EN
2.2
Shutting down for long periods
If the boiler is to be left unused for a long period, the following
operations need to be carried out:
– press and hold the button
s
for at least 1 second, once if in
"WINTER mode"
n
or twice if in "SUMMER mode"
l
to put
the boiler into stand-by
"- -"
will appear on the display
– set the main system switch to "OFF"
OFF
Fig. 9
– close the gas valve
– close the heating and domestic hot water isolation valves
– drain the heating and domestic hot water system if there is the
risk of freezing.
m
CAUTION
Contact the Qualified Technical Personnel if the proce-
dure described above cannot be easily carried out.
3 MAINTENANCE
3.1
Adjustments
For the appliance to operate correctly and efficiently it is recom-
mended that the User calls upon the services of a Professionally
Qualified Technician to carry out
ANNUAL
maintenance.
m
CAUTION
Maintenance interventions must ONLY be carried out by
professionally qualified personnel who will follow the
indications provided in the INSTALLATION AND MAIN-
TENANCE MANUAL.
3.2
External cleaning
3.2.1
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.
4 DISPOSAL
4.1
Disposal of the equipment
At the end of their life span, the appliance and
electrical and electronic devices coming from
households or classifiable as household waste
must be delivered to appropriate waste collection
systems, in accordance with the law and with Di-
rective 2012/19/EU. This product was designed
and manufactured for minimising its impact on
the environment and on human health, but it
contains components that could be detrimental
if managed improperly. The symbol (crossed-out
wheelie bin) depicted here and also appearing
on your appliance means that the appliance at
the end of its life must be managed in accor-
dance with the law and treated as electrical and
electronic waste. Before delivering the appliance
for its disposal, consult the applicable provisions
of the laws in force in the country where the ap-
pliance is used and get information on the autho-
rised waste disposal facilities by contacting the
relevant local offices.
d
IT IS FORBIDDEN
dispose of the product with urban waste.
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