19
Initial start-up, inspection and maintenance
Further details regarding the individual steps (cont.)
Cleaning burner
1. Set the burner to maintenance.
2. Clean housingĂC, flame tubeĂA,
mixer assemblyĂB and
impellerĂD.
For cleaning the combustion
chamber and hot gas flues,
see boiler service
instructions.
3. Check the gas orifices in the
sensor plate for contamination
and clean, if required (seeĂpageĂ20).
4. Check the tightness of flame
tubeĂA and impellerĂD.
5692Ă534ĂGB
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