Baxi ECOGEN 24/1.0, Installation & Servicing Instructions Manual

Page: 65 / 94

Fig. 68
14.17 PCB (G83/24Vdc Power Supply) ( Figs. 69 & 71 )
1. Remove the control cover as detailed in section 14.16.
2. Carefully remove the four connections.
3. Remove the screw from the back left hand corner. Push the G83 assembly back (approx 10mm) and lift out.
4. Reassemble in the reverse order.
14.18 EMC Mains Filter ( Figs. 69a )
1. Undo the 4 screws from the bottom cover and remove the cover.
2. Undo the 2 screws securing the control tray, pull the assembly forward and carefully allow the assembly to drop down.
3. Remove the Mains connections from either side of the filter.
4. Undo the screws securing the filter to the underside of the panel (
Fig. 69a ). Remove the earth tag.
5. Reassemble in reverse order ensuring that the earth tag is in place.
Fig. 69 ­ Fig. 71
page 66
14.19 Gas Valves ( Fig. 72 )
IMPORTANT: After replacing the valve the CO2 must be checked and adjusted as detailed in Section 15.0 Combustion Check.
Only change the valve if a suitable calibrated combustion analyser is available, operated by a competent person ­ see section 13.1.