Riello DB 2 LSE FGR Installation, Use And Maintenance Instructions page 40

5 Start-up, calibration and operation of the burner ..................................................................................................................26
5.1 Notes on safety for the first start-up ...........................................................................................................................26
5.2 Adjustments prior to ignition (oil)................................................................................................................................26
5.2.1 Nozzle ........................................................................................................................................................................26
5.2.2 Combustion head adjustment ....................................................................................................................................26
5.3 Air / fuel adjustment ...................................................................................................................................................26
5.3.1 Oil pump outlet pressure ............................................................................................................................................26
5.4 Burner start-up (oil) ....................................................................................................................................................26
5.5 Adjustments prior to ignition (gas) .............................................................................................................................27
5.6 Burner start-up (gas) ..................................................................................................................................................27
5.7 Burner ignition ............................................................................................................................................................27
5.8 Combustion air adjustment ........................................................................................................................................28
5.8.1 Air / gas adjustment and output modulation...............................................................................................................28
5.8.2 Pressure switch adjustment .......................................................................................................................................28
5.9 Pressure switch adjustment .......................................................................................................................................29
5.9.1 Air pressure switch.....................................................................................................................................................29
5.9.2 Maximum gas pressure switch...................................................................................................................................29
5.9.3 Minimum gas pressure switch....................................................................................................................................29
5.9.4 Maximum oil pressure switch .....................................................................................................................................29
5.10 Final checks (with burner operating) ..........................................................................................................................30
6 Maintenance ..............................................................................................................................................................................31
6.1 Notes on safety for the maintenance .........................................................................................................................31
6.2 Maintenance programme ...........................................................................................................................................31
6.2.1 Maintenance frequency..............................................................................................................................................31
6.2.2 Checking and cleaning...............................................................................................................................................31
6.2.3 Safety test - with gas ball valve closed ......................................................................................................................31
6.2.4 Safety components ....................................................................................................................................................32
6.3 Opening the burner ....................................................................................................................................................33
6.4 Closing the burner......................................................................................................................................................33
7 Faults - Possible causes - Solutions.......................................................................................................................................34
A Appendix - Electrical panel layout...........................................................................................................................................36
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2 GB