E.C.A. Confeo Premix CP 24 HST, Installation And User'S Operating Instructions

Page: 43 / 52

43
GAS TYPE CONVERSION
: Gas type conversion from LPG to natural gas or from natural gas toLPG
must be carried out only by qualified person.
- Gas type conversion can be divided in 3 sections: replacement of the gas valve and gas restrictor,
installation of the BCC and combustion check.
- Conversion kits comprise the following items:
- Gas valve
- Gas restrictor
- BCC
- Conversion label
-Conversion kits:
- LPG to Natural Gas for CP 24 HST
- LPG to Natural Gas for CP 30 HST
- Natural Gas to LPG for CP 24 HST
- Natural Gas to LPG for CP 30 HST
Replacement Of The Gas Valve And Gas Restrictor
WARNING: Keep the gas inlet valve and electricity supply closed during
replacement of the gas valve and gas restrictor.
- Shut off the boiler by turning the ON/OFF switch to OFF position and turn the gas inlet valve off.
- Undo the 2 screws which are located on the lower edge to remove the front panel.
- Undo the 2 screws which are located on the corners of the control panel.
- Pull the control panel outwards.
- Undo the 6 screws which are located around the body to remove the combustion body cover.
- Disconnect the electricity plug and the feedback connection from the gas valve.
- Replace the gas valve and gas restrictor according to fig. 32.
- Reassemble in the reverse order.
Table 6 Gas Restrictors
CP 24 HST - Natural Gas
∅ 5,9 mm
CP 24 HST – LPG ∅ 4,8 mm
CP 30 HST - Natural Gas
∅ 6,7 mm
CP 30 HST – LPG
∅ 5,5 mm
1