Fan; Air/Gas Venturi - Baxi EcoBlue System 12 Installation And Service Manual

Cover
Gasket
Air/Gas
Collector
Gas Feed
Pipe

Fan

7219708 - 01 (04/15)
Control Box
removed for clarity
Air Box
Air/Gas
Fan
Venturi
Clip
Fig. 50
Venturi
Seal
Fig. 51
10.3.2 Fan (Figs. 50 & 51)
1. Remove the clip securing the gas feed pipe to the air/gas
venturi. Disconnect the pipe.
2. Undo the screws securing the air/gas collector to the
extension piece and disconnect the fan electrical plugs (Fig. 50).
3. Remove the collector and fan assembly, being careful to retain
the gasket.
4. Undo the securing screw and remove the airbox, disengaging
it from the fan venturi. Undo the screws securing the fan to the
collector. Retain the gasket.
5. Undo the screws securing the venturi to the fan (noting its
position) and transfer to the new fan, replacing the seal if
necessary. Examine the gasket(s) and replace if necessary.
10.3.3 Air/Gas Venturi (Figs. 50 & 51)
1. Undo the securing screw and remove the airbox, disengaging
it from the fan venturi. Remove the clip securing the gas feed
pipe to the venturi.
2. Undo the screws securing the collector to the extension piece
and disconnect the fan electrical plugs.
3. Remove the collector and fan assembly, being careful to retain
the gasket.
4. Undo the screws securing the venturi to the fan (noting its
position) and fit the new venturi, replacing the seal if necessary.
Examine the gasket and replace if necessary.
5. After changing the venturi check the combustion - see Section
7.4.1.
Maintenance 10
EcoBlue System 55