24
m
CAUTION
The wall on which the appliance is to be hung must
be of adequate strength and capable of holding the
weight of the appliance and associated components
and pipework.
m
CAUTION
The height of the boiler is to be such that disassembly
and maintenance interventions are facilitated.
8.9
Plumbing connections
The plumbing connections have the following characteristics
and dimensions.
Brava Slim HE 20 R i
-
40 R i
212
93
130
130
=
=
49
400
M
Sc
Sc
G
R
=
=
F
Fig. 22
Brava Slim HE 20 R e
-
40 R e
130
=
=
130
73
450
M
Sc
G
R
175 (20 R e)
216 (40 R e)
97
Sc
=
=
F
Fig. 23
Description
Brava Slim HE R
20 R i
20 R e
40 R i
40 R e
M - System delivery
Ø 3/4" G
R - System return
Ø 3/4" G
G - Gas supply (*)
Ø 3/4" G
Sc - Condensate outlet
Ø 25 mm
F - Filling
Ø 1/2" G
(*) Brass adaptor for gas connection supplied. G3/4" to R3/4".
8.10
Condensate outlet/collection
In order to collect the condensate, it is recommended that:
– the appliance condensate outlets and the smoke outlet are
ducted
– a neutralising device is prearranged
– the outlet incline is
>3%
.
m
CAUTION
– The condensate outlet duct must be airtight, suita-
bly sized to that of the siphon and must not be re-
stricted at any point.
– The condensate outlet must be constructed in full
compliance of the National or Local regulations in
force.
– Before commissioning the appliance, fill the siphon
with water.
8.11
Gas supply
Brava Slim HE R
boilers leave the factory prearranged for gas
NATURAL GAS
and can also work with
Universal LPG
without the
need for any type of mechanical conversion. Select parame-
ter
"03"
(see “Parameter setting and display") and set the type
of gas to be used.
If changing the type of gas to be used, carry out the entire appli-
ance "Gas conversion" phase.
The boiler must be connected to the gas mains in full com-
pliance with the installation standards in force in the country
where the appliance will be used.
Before connecting the boiler to the gas mains, the user must
ensure that:
– the type of gas is correct for the appliance
– the pipes are clean
– the gas supply pipe is the same dimension as or greater than
that of the boiler fitting (G3/4") and with a load loss less than
or equal to that contemplated between the gas mains and the
boiler.
a
WARNING
Once installation has been completed, check that
the joints are air tight as indicated in the installation
Standards.
m
CAUTION
It is recommended that the gas line has a suitable fil-
ter.
Summary of Contents for 8112265
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