Electrode
Leads
Fig. 80
Spark
Electrode
Electrode
Leads
Fig. 81
Bracket
Igniter
Igniter Feed
Plug
Sensing
Electrode
14.0 Changing Components
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.
14.1Igniter (Fig. 80)
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.
14.2Spark and Sensing Electrodes (Fig. 81)
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.
42© Baxi Heating UK Ltd 2012
