20
Initial start-up, inspection and maintenance
Further details regarding the individual steps (cont.)
Cleaning gas orifices in sensor plate (if necessary)
1. Pull the leads from electrodesĂH
andĂG.
2. Loosen electrode holdersĂK
andĂA, and remove the ignition
and ionisation electrodes.
3. Remove the nut from earth
electrodeĂF and unscrew the
electrode.
4. Unscrew the Allen screws from
sensor plateĂE.
5. Remove sensor plateĂE, spring
washerĂD and end plateĂC from
mixer assemblyĂB and clean.
6. Assemble in reverse order.
Please note:
Observe the correct orientation of
the gas orifices in the end plate (see
page 21).
5692Ă534ĂGB
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