87
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
3
a
b
5
4
Fig. 33
– close the gas valve
– loosen the screw of the "mains pressure" point (6) and connect
a pressure gauge
6
Fig. 34
– open the gas valve
– power the boiler by setting the main switch to "ON"
ON
Fig. 35
– press the button
s
until "SUMMER" mode
l
has been
selected
– press the buttons
o
and
>
at the same time for approximately
10 seconds until the message flashes on the display
alternating with the temperature of the delivery sensor and
the flashing symbols
o
and
>
– 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 combustion
data and measure the combustion efficiency.
– press the button
<
to make the boiler operate at minimum
power "Lo". The message on the display flashes alternating
with the temperature of the delivery sensor and the flashing
symbols
l
and
n
– take the combustion data reading
– press the button
s
to exit the "Chimney sweep Procedure”.
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
G230
G31
Pressure
(mbar)
20
20
37
3.7
Gas conversion
Brava One HE ErP
models can work with G20, G230 or G31
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 "Gas conversion" phase.
m
CAUTION
If the gas supply is changed from G20 to G230 or G31,
mark the box on the TECHNICAL DATA PLATE.
Or:
X
G230 - 20 mbar
X
G31 - 37 mbar
Summary of Contents for BRAVA ONE HE ErP
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