Nordica INSERTO 80 Anweisungen Seite 22

A too small section causes a decrease of the draught. It is suggested a minimum height of 4 m.
The following features are forbidden and therefore they endanger the good operation of the appliance:
asbestos cement, galvanized steel, rough and porous internal surfaces. Figure 4 gives some examples of
execution.
1) Door for
(1) Sportello
cleaning
per
pulizia
(2) Representation of a correct flue with air-tight
door for the collection and discharge of solid
unburnt materials.
Figure 5
The minimum section must be 4 dm
is lower than 200 mm, or 6.25 dm
than 200 mm.
The draught created by the flue must be sufficient, but not excessive.
A too big flue section can feature a too big volume to be heated and consequently cause difficulties in the
operation of the appliance; to avoid this, tube the flue along its whole height. A too small section causes a
decrease of the draught.
The flue and the metallic pipe of connection must be properly spaced from any flammable materials
or fuels through a proper insulation or an air cavity.
It is forbidden to let plant piping or air feeding channels pass in the same flue. Moreover, it is forbidden to
create movable or fixed openings on the same for the connection of further other appliances.
22
SI
YES
(1) The connection of more than one appliance to
the flue is not recommended.
Each appliance must have its own flue.
2
(for example 20 x 20 cm) for appliances whose duct diameter
2
(for example 25 x 25 cm) for appliances with diameter greater
Instructions for installation, use and maintenance Rev.01 - EN
INSERTO 50 – 80 – 100
NO
Figure 6