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issue a certificate of conformity.
1A
1A
2C
2C
1
Extraction using a hood
2
Extraction without a hood
A
Extraction with a single natural draught
chimney
B
Extraction with a single chimney with
extractor fan
C
Extraction directly outdoors with wall- or
window-mounted extractor fan
D
Extraction directly outdoors through wall
Air
Combustion products
Extractor fan
Adaptation to different types of gas
If other types of gas are to be used, the nozzles
must be replaced and the primary air must be
adjusted. The top of the hob has to be removed
in order to replace the nozzles and adjust the
burners.
In order to be able to replace the
nozzles, the appliance must be
removed from the built-in unit.
Removing the hob top
1. Pull the knobs and the knob bezels (where
present) upwards to remove them.
54 - INSTALLATION
1B
1B
2D
2D
2. Remove the grids from the hob top.
3. Remove the flame-spreader crowns and
relative burner caps.
4. Unscrew the screws under each burner to
remove the fixing plate.
If there is an ultra-rapid burner, the nut
that secures the thermocouple to the
hob should be unscrewed (CH8).
Underneath the plates there may be
some gaskets at the igniter and
thermocouple. Pay attention.
5. Loosen the screws securing the glass shelf to
the casing (see figures below for location):
91477A880/A
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