77
COMMISSIONING AND MAINTENANCE
3.4
Transformation from one gas type to another
The thermal module
Steel Pro Power
is supplied for operation
with G20 (natural gas). However, it can be converted to opera-
tion with G30-G31 (LPG) using the dedicated accessory supplied
as standard.
9
Conversion can only be executed by Technical Assistance
Service or staff authorised by
R
.
9
In order to execute the conversion, only follow the instruc-
tions in this manual and the provisions of safety standards.
9
If the information contained in these instructions is not
properly performed or performed by personnel not properly
trained, there is a potential risk of fuel leakage and/or car-
bon monoxide production resulting in personal injury and/
or injury.
9
Conversion is not complete until all the control steps de-
scribed in these instructions have been carried out.
9
After conversion, calibrate the CO2 as shown in the “Adjust-
ment” Paragraph.
Before making the transformation:
− make sure that both the main switch, the main switch of
the module and the switch of the unit you are working
on are in the "off" position.
− check that the main shut-off valve and the gas tap of the
single unit on which you are working are closed.
To install the accessory:
− Access the module and start operating on one of the
units.
Versions 114 2 P/V and 140 2 P/V
− unscrew the three screws (1) and the swivel nut (2) of the
gas pipe in order to remove the valve from the fan
− insert the appropriate diaphragm (3) with 6.25 mm with
calibrated hole in the seal (4) without removing the gas-
ket itself
− check the integrity of the gasket (5); replace it if necessary
− refit the swivel nut (2)
− refit the three screws (1)
4
5
2
3
1
All other versions
− unscrew the swivel nut (1) to remove the gas pipe from
the fan
− insert the related diaphragm (2) inside the brass curve
− refit the swivel nut (1)
1
2
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