3.3
REGULAR CLEANING
Maintenance of the boiler should be
carried out annually by an authorised
service engineer.
Disconnect the boiler from the elec-
trical supply before servicing or main-
tenance is carried out.
3.3. 1 Smoke side boiler (fig. 7)
To carry out cleaning of the smoke pas-
sages remove the screws that fix the
door to the body of the boiler and with
the special cleaning brush clean the
internal surfaces and the smoke evac-
uation tube well, removing any
deposits.
Once the maintenance is compled, the
baffles have to be fitted onto the origi-
nal positions.
3.3.2 Tank unit
protection anode (fig. 8)
Check the magnesium anode peri-
odically; replace when exhausted.
Failure
to
renew
anodes will render the guarantee
40
exhausted
ESTELLE HE B4 INOX
RONDO' 3/4 OF
ESTELLE 3/4 OF
RONDO' 5/6 OF
ESTELLE 5/6 OF
Fig. 7
Fig. 8