wall mounted cast iron, gas fired boiler for central heating ... - Ferroli
wall mounted cast iron, gas fired boiler for central heating ... - Ferroli
wall mounted cast iron, gas fired boiler for central heating ... - Ferroli
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Sigma<br />
12 13 14<br />
Fig. 18 Fig. 19 Fig. 20<br />
Install the inner metal flue "a" into the<br />
adapter "b".<br />
2.05 Top outlet fl u e conversion<br />
1<br />
Fig. 21a<br />
Remove fan by pulling off electrical connections. Pull off air<br />
pressure switch tubes from the air pressure switch. Remove<br />
the two screws "b" and rotate the fan upward to disengage<br />
it from the securing pin "a".<br />
3<br />
Fig. 22a<br />
Take off the four screws which fix the top sealed chamber<br />
cover, remove the cover and <strong>gas</strong>ket.<br />
Lift <strong>boiler</strong> with flue pipe in place,<br />
engage inner and outer flue, slide into<br />
position.<br />
2<br />
Fig. 21b<br />
4<br />
Fig. 22b<br />
Make sure the inner flue is fully engage<br />
in the flue terminal, secure <strong>boiler</strong> with<br />
two nuts and washers "a" and "b".<br />
Rotate the fan upward to disengage it from the securing<br />
pin "a". Remove the securing screw that locates the<br />
fan nozzle extension to the fan and remove the nozzle<br />
extension.<br />
Rotate the cover and <strong>gas</strong>ket through 90° and fit it to<br />
the rear of the <strong>boiler</strong> to cover the original flue outlet.<br />
Secure them both in place with the four screws removed
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