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R1CR 24 - RAD - ING - Manual - 1807.1_SK.2_MIAB3013_R7_PDX
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2. MAINTENANCE
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2.2.17. GAS TYPE TRANSFORMATION
ATTENTION
Make sure that the gas adduction tube is
suitable for the new type of fuel with which the boiler
is supplied.
› Unscrew the tube coupling that connects the
gas valve to venturi.
CONVERSION TO LPG:
› Insert the diaphragm ‘1’ (for LPG – Ø 4 mm
diaphragm - code 15-01728) and gaskets ‘2’ and
re-tighten the coupling ‘3’ (see fig.1).
CONVERSION TO NATURAL GAS:
› Remove the diaphragm ‘1’ and re-tighten the
coupling ‘3’ (see fig.1).
› Remount the components following the
demounting operations in reverse (see fig.1);
› use soapy water method to check for gas leaks
each time gas connections are dismantled and
reassembled;
› set the boiler to operate with the new type of
gas, changing the value of the parameter P02
‘GAS TYPE SELECTION’ from the control panel
(see chapters ‘MIAB2013 PARAMETERS TABLE’
and ‘ACCESSING AND PROGRAMMING THE
PARAMETERS’);
› adjust the CO2 combustion value as indicated in
chapter ‘CO2 VALUE CHECK AND CALIBRATION’.
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fig. 1
