Fuel tank
Approximately every 5 years, suck any water on the bottom of the
tank using a separate pump.
Combustion
In case the combustion values found at the beginning of the inter-
vention do not respect the standards in force or, in any case, do
not correspond to a proper combustion, contact the Technical As-
sistance Service in order to carry out the necessary adjustments.
EN 267
Max. output.
Theoretical max CO
2
0 % O
2
15.2
6.3
Opening the burner
Turn off the burner's power supply using the main
system switch.
DANGER
Turn off the fuel interception tap.
DANGER
6.4
Closing the burner
Refit following the steps described but in reverse order; refit all
burner components as they were originally assembled.
After carrying out maintenance, cleaning or
checking operations, reassemble the cover and
all the safety and protection devices of the burner.
20114504
Air excess
Min. output
1.2
1.3
CO
% Calibration
2
mg/kWh
= 1.2
= 1.3
1000
12.6
11.5
Maintenance
Gas leaks
Make sure that there are no gas leaks on the pipe between the
gas meter and the burner.
Gas filter
Change the gas filter when it is dirty.
Combustion
In case the combustion values found at the beginning of the inter-
CO
vention do not respect the standards in force or, in any case, do
not correspond to a proper combustion, contact the Technical As-
sistance Service in order to carry out the necessary adjustments.
EN 676
Tab. N
Theoretical max
CO
GAS
2
0 % O
G 20
11.7
G 25
11.5
G 30
14.0
G 31
13.7
Wait for the components in contact with heat
sources to cool down completely.
To access the inside of the combustion head, see the paragraph
"Access to head internal part" on page 18.
39
GB
GAS OPERATION
Air excess
Max. output.
Max. output.
1.2
1.3
CO
% Calibration
2
= 1.3
= 1.2
2
9.7
9.5
11.6
10.7
11.4
10.5
CO
mg/kWh
1000
9
1000
8.8
1000
1000
Tab. O