Electrodes 
Electrode 
Grommets 
Electrode
Leads
Side Insulation
Combustion Box
Door
Fig. 67
Injector
Inlet Elbow
Manifold
Gasket
Injector
Burner
Fig. 66
Rear Insulation
Side Insulation
Front Insulation
14.0Changing Components
14.5Injectors (Fig. 66)
1.Remove the burner as described in Section 14.4.
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.
14.6Electrodes (Fig. 66)
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. 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.
14.7Insulation (Fig. 67)
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 14.3 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.
13.8
© Baxi Heating UK Ltd 2007 | 39 |
