MAIN COMPONENTS 1 Gas valve with coil assembly 2 1/2” bulb holder 3 Safety stat 4 Lock out reset button 5 Main switch 6 Regulation sta with double contact 7 Thermometer 8 Smoke stat 9 1/8” pressure test point 10 Burner manifold Fig.
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2. 1 . 1 Handling Once the boiler is in its place of instal- lation and the packaging has been removed, proceed as follows if it must be moved (fig. 3/a): – remove the casing cover; – attach the lifting brackets (located on the rear of the boiler) and fasten it in place with the screws provided;...
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Should this require replace- essential condition for efficient boiler ment, it must be purchased exclusi- operation. vely from SIME. The electric power 2.6. 1 Control system The main factors to be taken into con- supply to the boiler must be 230V-...
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The connectors are polarised in such a way that the order cannot be inverted. To install the control system these con- nectors must be connected and 1 EMC filter jumpers 4-5 and 11-12 must be 2 Control system removed from the terminal board connectors (marked in bold in fig.
CONTROL SYSTEM RVA43.222 (optional) 1 Plastic hole cover All the boiler functions can be operated 2 Control system by the optional control system code 8096303, supplied with external tem- °C perature sensor (SE), boiler immersion sensor (SC) (fig. 7). Another series of low tension connectors may be con- nected to the control system, these are used for the connection of the sen-...
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3. 1 . 1 Operating cycle sensing electrode or the electrode of the coil assembly installed on the itself is earthed: the electrode is gas valve regulator. Before igniting the boiler, use a voltme- worn out and needs replacing. This step-modulation system affords ter to make sure that the electrical The control box is falty the following advantages:...
Burner max. pressure mbar 9. 1 goes out completely. Calibration of the Burner min. pressure mbar operating pressures is done by SIME in Butane - G30 the factory. Consequently they should Burner max. pressure mbar 25.2 25.4 25.
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the LPG adaptor code 6248301 onto the gas valve (5 fig. 10). To adjust the operating pressures, refer to section 4.2. When the working pressures have been adjusted, reseal the regulators. After have ultimated the conversion of the boiler, please stick onto the casing panel the plate showing the relevant feeding gas which is included into the conversion kit.
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are not correct (make sure the – There is no differential on setting of – Poor ventilation of premises where cables are placed on terminals 6 the two contacts of the regulating boiler is installed. and 7 of the boiler terminal board). thermostat;...
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