Sime BRAVA ONE BF - Gas Conversion; Preliminary Operations and Nozzle Replacement

75
EN
7.7 Gas conversion
Brava One BF models can be converted from operation with G20
to operation with G30/G31 by installing the "Nozzle kit for G30/
G31 - code 5144716 (for
Brava One 25 BF ) and code 5144713 for
Brava One 30 BF ) to be ordered separately from the boiler.
m
CAUTION
The maintenance interventions described must ONLY
be carried out the professionally qualified personnel.
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WARNING
Before carrying out any interventions described:
– set the main system switch to "OFF"
– close the gas valve
– make sure that no hot parts inside the appliance are
touched.
OFF
Fig. 46
7.7.1 Preliminary operations
To carry out the conversion:
– remove the screws (1), pull the front panel (2) forwards and
release it from the top by lifting it
1
2
Fig. 47
– remove the four screws (3) and remove the front panel (4)
from the sealed chamber
3
4
Fig. 48
– remove the four screws (3) and remove the front panel (4)
from the combustion chamber (6) working carefully so as not
to damage the gasket or the panel insulation
5 6
Fig. 49
– remove the screw (7) and extract the electrode (8)
– remove the swivel joint (9) and the counter-nut (10)
– remove the screws (11)
– remove the gas manifold (12), replace the nozzles fitted in the
factory with the nozzles supplied with the accessory kit and
position the gaskets
9
7
10
11
12
8
Fig. 50
– refit the gas manifold (12) securing it with the screws (11)