Baxi 35/80 IE, Installation & Servicing Instructions Manual

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1. Remove the burner as described in Section 12.4 .
2. Undo the screws securing the injector manifold to the inlet elbow and remove the manifold.
3. Unscrew and replace injectors as required and examine the sealing gasket, replacing as
necessary. Reassemble in reverse order.
12.6 Electrodes ( Fig. 49 )
1. Remove the four screws securing the combustion box door and remove the door.
2. Undo the screws securing the burner to the injector manifold (60/100 IE model only). Draw
the burner out of the combustion box, pulling the electrode grommets from the slots in the
combustion box lower panel.
3. Disconnect the lead and grommet from the electrode being replaced. Undo the securing
screw and withdraw the electrode to the burner.
4. Reassemble in reverse order.
12.7 Insulation ( Fig. 50 )
1. Remove the four screws securing the combustion box door and remove the door.
2. Slide the side insulation pieces carefully out of their carriers.
3. To replace the rear insulation piece it is necessary to remove the heat exchanger as
described in
Section 12.3 and slide out the side pieces.
4. The combustion box door insulation piece can be replaced by carefully bending up the two
retaining tabs.
5. Replace all insulation pieces and reassemble in reverse order.
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12.8 Gas Valve ( Fig. 51 )