Riello DR 32 SE FGR Installation, Use And Maintenance Instructions page 38

5.6.2 Pressure switch adjustment .......................................................................................................................................25
5.7 Pressure switch adjustment .......................................................................................................................................26
5.7.1 Air pressure switch.....................................................................................................................................................26
5.7.2 Maximum gas pressure switch...................................................................................................................................26
5.7.3 Minimum gas pressure switch....................................................................................................................................26
5.8 Final checks (with burner operating) ..........................................................................................................................27
6 Maintenance ..............................................................................................................................................................................28
6.1 Notes on safety for the maintenance .........................................................................................................................28
6.2 Maintenance programme ...........................................................................................................................................28
6.2.1 Maintenance frequency..............................................................................................................................................28
6.2.2 Safety test - with gas ball valve closed ......................................................................................................................28
6.2.3 Checking and cleaning...............................................................................................................................................28
6.2.4 Safety components ....................................................................................................................................................29
6.2.5 Periodic checks ..........................................................................................................................................................30
6.3 Opening the burner ....................................................................................................................................................30
6.4 Closing the burner......................................................................................................................................................30
7 Faults - Possible causes - Solutions.......................................................................................................................................31
8 Appendix - Accessories ...........................................................................................................................................................33
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