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004778990 - 11/02/2022
Fig. 24
10.3 Routine maintenance
10.3.1 maintenance of flue manifold
Open the door and remove, in this order, the back
wall (
a
), the side walls (
B
) and the upper deflector
(
c
) (paragraph
"adjusting the bypass valve" on
page 53 - Fig. 18
).
Remove the flue manifold cap (
a
) (
Fig. 25
).
A
Fig. 25
Use a flexible brush to clean the pipes in the
combustion chamber (
Fig. 26
).
Remove any residues that fall in the flue manifold
using an ash vacuum.
Fig. 26
10.3.2 Door safety
In order to guarantee the correct and safe
operation of the fire box door, it is necessary to
lubricate the springs of the closing mechanism,
which may be located at the hinges (
a
) or at the
door closing latch (
B
).
B
A
Indicative image
Fig. 27
10.3.3 maintenance of the smoke system
To be carried out at least once a year, or every
4000 kg of fuel burned (as specified in the prod-
uct standard), by contacting specialist personnel
If there are horizontal sections, it is necessary to
check and remove any deposits of ash and soot
before they obstruct the passage of fumes.
The incrustations inside the flue affect the
optimum forced draught. When they reach a
thickness of 5-6 mm, with high temperatures
