20182250
44
GB
Maintenance
Filters
(Fig. 42)
Check the filtering baskets on line 1) and at nozzle 2) present in
the system.
Clean or replace if necessary.
If rust or other impurities are observed inside the pump, use a
separate pump to lift any water and other impurities that may
have deposited on the bottom of the tank.
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.
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-
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.
7.2.6
Checking the air and gas pressure on the
combustion head
To carry out this operation it is necessary to use a pressure gauge
to measure the air and gas pressure at the combustion head, as
shown in Fig. 34 on page 37.
EN 267
Air excess
Max. output.
1.2
Min. output
1.3
Theoretical max CO
2
0 % O
2
CO
2
% Calibration
CO
mg/kWh
= 1.2
= 1.3
15.2
12.6
11.5
100
Fig. 42
D2012
GAS OPERATION
EN 676
Air excess
Max. output.
1.2
Min. output
1.3
GAS
Theoretical
max CO
2
0 % O
2
Calibration
CO
2
%
CO
mg/kWh
= 1.2
= 1.3
G 20
11.7
9.7
9.0
100
G 25
11.5
9.5
8.8
100
G 30
14.0
11.6
10.7
100
G 31
13.7
11.4
10.5
100
Summary of Contents for RLS 310/EV O2 MX
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