Conversion From One Gas Type To Another - Riello ALUDOMUS SOLAR KV/200 20 ISC SOLAR Installation And Maintenance Manual

3 . 1 1 Conversion from one gas type to another

The boiler comes configured for use with methane gas
(G20). It can nevertheless be converted from methane to
LPG (G31) using the kit supplied with the boiler.
9
Note that all modifications to the gas feed system
are forbidden in Belgium.
In Belgium, contact R 's Technical Assistance Service.
DESCRIPTION
Gas type
Wobbe index
Supply pressure
Minimum supply pressure
Gas flow rate (max) (*)
Gas flow rate (min) (*)
CO2 (min-max) (**)
CO (max) (*)
NOx (max) (**)
Diaphragm
(*) Temp.:15°C ; Press.:1013 mbar
(**) Parameters refer to 0% residual O2 in the products of combustion and atmospheric pressure at sea level.
Replacing the diaphragm
− Switch the electricity supply OFF at the system's
main switch and at the control panel
− Close the gas cock;
− Remove the front panel;
− Unscrew the ring nut (1) and disconnect the feed
line from the gas valve
− Remove the comburent air feed pipe (2).
− Pull the pressure measurement pipe (3) off the
gas valve.
9
Conversions must only be performed by qualified
personnel from R
or by other personnel authorised by
ter the boiler has been installed.
9
On completion of the conversion, adjust the boi-
ler following the instructions given in the relevant
section of the manual and apply the new gas label
contained in the kit.
ALUDOMUS SOLAR
KV/200 20 ISC SOLAR
G31
70,9
37
30
0,79
0,2
9,9-10,2
26,85
40
3,6
O N
O F F
3
2
1
57
THECNICAL ASSISTANCE SERVICE
's Technical Assistance Service
R , even af-
MJ/m s
3
mbar
mbar
m /h
3
m /h
3
%
mg/kWh
mg/kWh
mm