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Fig. 45
Spark Generator
Plug
Fig. 46
PCBControl Box removed for clarity
Sealing Gasket
Electrode | Fig. 47 |
Condensate Pump
Locking Clip
Fig. 48
© Baxi Heating UK Ltd 2009
10.0Changing Components
10.1Changing Components
1.To change any components on the back boiler it is necessary to remove the firefront.
2.Refer to the Installer Guide that accompanies the firefront for details of removal.
3.Ensure that the boiler is cool and that the electrical and gas supplies are isolated.
4.After changing any components carry out gas soundness checks.
5.Undo &remove the flue sampling plug and washer. Remove the screws retaining the boiler front panel, and lift the panel away.
6.Remove the screw securing the PCB control box and swing the box to the right.
10.2Spark Generator (Fig. 46)
1.Note the position of the two leads on the spark generator and disconnect them. Also disconnect the earth wire and plug, and remove the screws securing the spark generator to the bracket.
2.Remove the spark generator. Replace in reverse order of dismantling, using the screws previously removed.
3.Ensure that the leads and plug are pushed fully on to their terminals.
10.3Electrode Assembly (Fig. 47)
1.Note the position of the two leads on the electrode assembly and disconnect them. Disconnect the
2.Undo the securing screws and remove the electrode assembly and earth tag from the combustion box panel.
3.Replace in reverse order of dismantling, using the screws previously removed. Examine the sealing gasket and replace if necessary.
4.Ensure that the leads are pushed fully on to their terminals.
10.4Condensate Pump (Fig.48)
1.Note the position of the two leads and earth wire on the pump motor and disconnect them.
2.Cut and remove the transit cable tie. It is not necessary to replace this item.
3.Squeeze in the two locking clips and turn the pump
4.Replace in reverse order of dismantling. Examine the sealing ring and replace if necessary.
5.Ensure that the leads are pushed fully on to their terminals.
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