Ferroli DOMIcompact F 24 B Instructions For Use, Installation And Maintenance page 29

DOMIcompact F 24 B
Before carrying out any operation inside the boiler, disconnect the electrical power and isolate
the gas supply.
A
Fig. 16a
B
Fig. 16c
Cleaning the boiler and burner
The body and burner must not be cleaned with chemical products or wire brushes. Special care must be
taken over all the seals pertaining to the sealed chamber (gaskets, cable clamps, etc.).
After performing all these operations, check and carry out all the phases of ignition and thermostat
operation, the gas valve and circulation pump.
After these checks, make sure there are no gas leaks.
Combustion analyser testing
It is possible to analyse the combustion through the air and flue sampling points shown in fig. 17.
To make the measurement, it is necessary to:
1) Open the flue sampling point
2) Insert the probe;
3) Turn on the hot water tap;
4) Turn the domestic hot water stat
to maximum;
5) Allow the boiler to reach thermal
equilibrium (10 - 15 min.);
6) Wait 10 minutes for the boiler
to stabilise
7) Take the measurement.(see the
data table)
A
Fig. 16b
B
Fig. 16d
Air
Flue
C
Air
Flue
fig. 17
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