Riello 20072969 Installation, Use And Maintenance Instructions page 4

6.3 Burner start-up ...........................................................................................................................................................27
6.4 Burner ignition............................................................................................................................................................27
6.5 Combustion air adjustment ........................................................................................................................................27
6.5.1 Air / gas adjustment and output modulation...............................................................................................................28
6.6 Pressure switch adjustment .......................................................................................................................................29
6.6.1 Air pressure switch - check CO..................................................................................................................................29
6.6.2 Maximum gas pressure switch...................................................................................................................................29
6.6.3 Minimum gas pressure switch....................................................................................................................................29
6.6.4 PVP pressure switch kit .............................................................................................................................................29
6.7 Final checks (with burner operating) ..........................................................................................................................30
7 Maintenance ..............................................................................................................................................................................31
7.1 Notes on safety for the maintenance .........................................................................................................................31
7.2 Maintenance programme ...........................................................................................................................................31
7.2.1 Maintenance frequency..............................................................................................................................................31
7.2.2 Checking and cleaning...............................................................................................................................................31
7.2.3 Positioning the revolution sensor ...............................................................................................................................32
7.3 Opening the burner ....................................................................................................................................................33
7.4 Closing the burner......................................................................................................................................................33
8 Faults - Probable causes - Solutions ......................................................................................................................................34
A Appendix - Accessories ...........................................................................................................................................................35
B Appendix - Electrical panel layout...........................................................................................................................................37
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