Ariston Thermo S/SGA X 50 Instrucciones Para El Uso Y La Manutención página 32

GB
MAINTENANCE
Maintenance is an essential to the safe
and effi cient operation of the appliance
and ensures a long service life. It should
be performed in accordance with the in-
structions set out by current legislation.
WARNING!
Before doing any maintenance work,
close the gas supply cock and the do-
mestic water circuit cock.
We recommend you make the following
checks on the water heater at least once
a year
1. Check for water leaks.
2. Check for gas leaks and replace gas-
kets as necessary.
3. Inspect the overall condition of the
water heater and the combustion.
4. Inspect the combustion chamber and
clean the burner if necessary.
5. Following checks 3 and 4, remove and
clean the nozzle if necessary.
6. Adjust for correct gas fl owrate.
7. Check operation of the water safety
devices (temperature and pressure
limits).
8. Check for correct operation of gas
safety systems (gas or fl ame failure,
gas valve etc)
9. Check that the room is correctly venti-
lated.
LABEL
0000000 00 14312 0000000
Production Year
32
Date production (refered day of the year)
10. Check that the combustion products
(fl ue gas) are exhausted correctly.
NB: during this cleaning operation the
inside water tank must not suff er any
blows that could damage the internal
protective lining.
Information for the user
Inform the user on how to operate the
appliance.
In particular, provide the user with the in-
struction manual and inform him/her that
it must be stored with the appliance.
Moreover, make sure the user is aware of
the following:
- How to set the temperature and ad-
justment devices for using the appli-
ance correctly and in a more cost-ef-
fi cient way.
- The system must be serviced regularly
in compliance with the law.
- The settings relating to the supply of
combustion air and combustion gas
must not in any event be modifi ed.
serial number