30
EN
Adjusting minimum gas pressure:
– press the button
r
twice, the message
"P00"
will appear on
the display
– press the buttons
>
or
<
until the pressure value indicated in
the table appears on the pressure gauge
– once the value indicated in the table has been reached, press
the button
y
for approximately 2 seconds to confirm the
value which will then flash once
– press and hold down the buttons
>
and
y
at the same time
for approximately 6 seconds until the water delivery tempera-
ture appears on the display and the boiler shuts down
– close the valves which were opened previously
– disconnect the pressure gauges, carefully close the pressure
points (6) and (7), put the control panel back to the original
position and refit the front panel (2).
6
7
Fig. 45
Gas supply pressure
Type of gas
G20
G30
G31
Pressure
(mbar)
20
28-30
37
Installation with SPLIT PIPE SYSTEM smoke outlet
Model
Heat Out-
put
Pressure at nozzles (mbar)
G20
G30
G31
Brava Slim
25 BF
Max
12,2 - 12,6
27,8 - 28,2
35,8 - 36,2
min
0,8 - 1,1
2,2 - 2,5
2,8 - 3,1
Brava Slim
30 BF
Max
12,5 - 12,9
27,8 - 28,2
35,8 - 36,2
min
0,6 - 0,9
2,6 - 2,9
3,4 - 3,7
Installation with CONCENTRIC smoke outlet
Model
Heat Out-
put
Pressure at nozzles (mbar)
G20
G30
G31
Brava Slim
30 BF
Max
12,9 - 13,3
27,8 - 28,2
35,8 - 36,2
min
1,4 - 1,7
3,8 - 4,1
4,8 - 5,1
3.9
Domestic hot water comfort function (pre-
heating)
Brava Slim BF
models have a "domestic hot water comfort" func-
tion which ensures the best performance in terms of domestic
hot water, reducing the time necessary for the hot water to be-
come available and ensuring that the temperature is stable.
To activate the function:
– select parameter
"PAR 22"
(see "Parameter setting and dis-
play") and set it to
a 1
– exit parameter settings and press button
>
for approximately
5 seconds until the symbol
r
appears on the display and be-
gins to flash indicating that the function has been activated.
To deactivate the function:
– press button
>
again for approximately 5 seconds until the
symbols
r
and
R
appear on the display and begin to flash
indicating that the function has been deactivated.