Gas Connections; Gas Supply Conversion - Beretta NOVELLA 24-31-45 RAI Installation Manual

GAS - Gas supply
GAS - Gas supply
3.6

Gas connections

daia Novella RAI boilers must be connected
to the methane or LPG gas supply in conformi-
ty to applicable standards (figs. 3.6 and 3.7).
GAS
Perform the following checks before making
the connection.
- Check that the boiler is compatible with the
- Check that the gas supply pipes are thorou-
Fit a suitably sized filter in the gas supply pipe
if the gas supply contains any solid particles.
b
Fig. 3.6
b
GAS
Fig. 3.7
3.7

Gas supply conversion

The boiler comes ready for use with methane
gas (G20), but can be converted to work with
LPG (G30/G31) using the conversion kit pro-
vided. Conversion must be performed by the
manufacturer's Technical Assistance Service.
The boiler can be converted even after instal-
lation. To do so, proceed as follows.
REPLACING THE NOZZLES
- Remove the front panel from the casing.
- Unscrew the two nozzles from the methane
Fig. 3.8
type of gas supply.
ghly clean.
The gas supply line must be suitable for
the flow rate demanded by the burner.
The gas supply must also be equipped
with all the necessary safety and control
devices required by applicable legisla-
tion and standards.
On completion of the installation, check
that all joints are sealed in conformity to
the relevant installation standards.
MODEL
DESCRIPTION
24 RAI 31 RAI
A 50 28
burner and replace them with the LPG noz-
zles provided in the kit, using the aluminium
seals also provided (fig. 3.8).
17
45 RAI
36 mm