Beretta Exclusive Boiler Green HE 25 B.S.I. Manuel D'installation Et D'utilisation page 23

boiler to come on.
- Check that the minimum CO
the values indicated in
If the CO proves to be different from the values in the table, proceed
2
to adjust the parameter by turning the maximum power adjustment
screw after having unscrewed the protective cap (clockwise to in-
crease) until you obtain a value contained in
CO MIN
2
The boiler starts at the slow ignition speed.
- Turn the heating water selector to increase or decrease the fan
speed.
regulations on combusted gas emission restrictions, using the graphs given here below as a reference.
190
180
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
2 4 6 8
reading on the analyser (see
2
.
9,5 10
9,5 10
10 12 14 16 18 20
tion function
- Turn the sanitary water selector to modify the minimum fan speed
- Turn the domestic hot water selector to change the maximum fan
speed, table 3
This set value must be registered in the table on page 3 and used
as a reference for further controls and adjustments as well as for
%
combustion control.
%
To reset, press the
- Disconnect the pressure gauge and tighten the pressure tap screw.
After adjusting the gas valve, seal it with sealing wax.
After making adjustments:
- return the temperature set with the ambient thermostat to the
required position
- close the panel
- put back the shell.
22 24 26
200
190
180
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
2 4 6 8
EXCLUSIVE BOILER GREEN HE B.S.I.
button.
10 12 14 16 18 20 22 24
-
26 28 30 32 34 36
23