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14.0 Changing Components
© Baxi Heating UK Ltd 2012
IMPORTANT: When changing components ensure that
both the gas and electrical supplies to the boiler are
isolated before any work is started. When the
component has been changed turn the selector switch
fully anticlockwise against the spring pressure to the
reset position and hold for 5 seconds to reset the boiler
before recommissioning.
See Section 13.2 “Annual Servicing” for removal of case
panel, door etc.
14.1 Igniter (Fig. 76)
1. Disconnect the igniter feed plug and the electrode leads,
noting their positions.
2. Undo the screw securing the bracket to the boiler.
3. Remove the igniter and transfer the bracket to the new
component.
4. Reassemble in reverse order.
14.2 Spark and Sensing Electrodes (Fig. 77)
1. Disconnect the electrode leads, noting their positions.
2. Remove the retaining screws securing each of the
electrodes to the combustion box cover and remove the
electrodes.
3. Check the condition of the sealing gasket and replace if
necessary. Reassemble in reverse order.
Fig. 76
Igniter
Igniter Feed
Plug
Electrode
Leads
Bracket
Fig. 77
Spark
Electrode
Sensing
Electrode
Electrode
Leads