Sime 8115300, User, Installation And Servicing Instructions, Page: 90 / 104

90
EN
8.2.2 Cleaning the fume duct
To clean the fume ducts, proceed as follows:
– loosen the screw (1) and extract the burner (2)
– loosen the fixing screws (3) of the front door (4)
– hold the front door (4) and remove the pin (5)
4
3
2
1
5
Fig. 44
– remove the turbulators (6) (5 for 3 ErP and 4 ErP models; 2
for
5 ErP
and
6 ErP
; 0 for
7 ErP
) and brush them to remove
any soot
– remove the soot also from the smoke ducts using a pipe
cleaner or other suitable tool
– remove the soot deposited in the combustion chamber (7).
7
3 - 4 ErP
5 - 6 ErP
7 ErP
6
6
Fig. 45
After completing the cleaning operations, mount all the com-
ponents back on except for the burner, by performing the above
steps in reverse order.
8.2.3 Burner maintenance
m
CAUTION
To clean the burner and perform maintenance opera-
tions, see the manual for the installed appliance.
8.2.4 Cleaning the heat recovery device
To clean the heat recovery device:
– loosen the screws (1) and remove the cover (2)
– detach the siphon (3) and replace it with a provisional pipe
which must be brought to a network drain
4
3
2
1
Fig. 46
– spray some detergent/degreaser on the plates (4) and wait for
it to take effect
– rinse the plates with abundant water.
After cleaning:
– detach the provisional drainage pipe
– fill the siphon (3) with water and connect it again to the heat
recovery device and to the network drain
– put the cover back on (2) and fasten it with the screws (1) re-
moved previously (roughly 3 Nm force).