Riello DB6 SE C03 TC FS1 FGR T250 Installation, Use And Maintenance Instructions page 32

6.6 Burner ignition ............................................................................................................................................................22
6.7 Combustion air adjustment ........................................................................................................................................22
6.7.1 Air / gas adjustment and output modulation...............................................................................................................23
6.7.2 Pressure switch adjustment .......................................................................................................................................23
6.8 Pressure switch adjustment .......................................................................................................................................23
6.8.1 Air pressure switch.....................................................................................................................................................23
6.8.2 Maximum gas pressure switch...................................................................................................................................23
6.8.3 Minimum gas pressure switch....................................................................................................................................24
6.9 Final checks (with burner operating) ..........................................................................................................................24
7 Maintenance ..............................................................................................................................................................................25
7.1 Notes on safety for the maintenance .........................................................................................................................25
7.2 Maintenance programme ...........................................................................................................................................25
7.2.1 Maintenance frequency..............................................................................................................................................25
7.2.2 Checking and cleaning...............................................................................................................................................25
7.2.3 Dismantling the QRI photocell ...................................................................................................................................26
7.3 Opening the burner ....................................................................................................................................................26
7.3.1 Access to head internal part ......................................................................................................................................26
7.4 Closing the burner......................................................................................................................................................26
8 Faults - Possible causes - Solutions.......................................................................................................................................27
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Contents
2 GB