EN
– remove the screws (3) securing the control panel (4)
– move the panel (4) upwards (a) but keeping it in the side
guides (5) to the end of travel
– bring it forwards and down (b) until it is horizontal
4
b
3
– close the gas valve
– loosen the screw of the "mains pressure" point (6) and con-
nect a pressure gauge
– open the gas valve
– power the boiler by setting the main switch to "ON"
ON
– press the button
s
until "SUMMER" mode
lected
– press and hold down the buttons
for approximately 10 seconds until the message "Hi" appe-
ars on the display together with the flashing symbols
and
n
All manuals and user guides at all-guides.com
a
5
3
Fig. 32
6
Fig. 33
Fig. 34
l
has been se-
o
and
>
at the same time
l
– press the button
>
to make the boiler operate at maximum
power "Hi" and check that the mains gas pressure value on
the pressure gauge is correct. Take a reading of the combu-
stion data and measure the combustion efficiency.
– press the button
<
to make the boiler operate at minimum
power "Lo". The message "Lo" will appear on the display
together with the flashing symbols
– take the combustion data reading
– press the button
s
to exit the "Chimney sweep Procedu-
re". The boiler water delivery temperature will appear on
the display
– disconnect the pressure gauge, carefully close the pressure
point (6), put the control panel back to the original position
and refit the front panel (2).
Gas supply pressure
Type of gas
G20
Pressure (mbar)
20
3.8
Gas conversion
models can work with G20 (methane) or G31
Brava One HE
(propane) without the need for any mechanical conversion.
Simply select parameter "0.3" (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
appliance "COMMISSIONING" .
l
and
n
G31
37
75