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Installation
or via forced extraction. An efficient
extraction system requires precision
planning by a specialist qualified in this
area and must comply with the positions
and clearances indicated by the applicable
standards.
When the job is complete, the installer must
issue a certificate of conformity.
1
Extraction using a hood
2
Extraction without a hood
A
Single natural draught chimney
B
Single chimney with extractor fan
C
Directly outdoors with wall- or window-
mounted extractor fan
D
Directly outdoors through wall
Air
Combustion products
Extractor fan
5.3 Adaptation to different types of
gas
In case of operation with other types of gas,
the burner nozzles must be changed and the
minimum flame adjusted on the gas cocks.
Replacing nozzles
1. Remove the pan supports, burner caps
and flame-spreader crowns to access
the burner cups.
2. Replace the nozzles using a 7 mm
spanner according to the gas to be used
(see Burner and nozzle characteristics
table).
1. External nozzle
2. Internal nozzle
