Riello RS 64/M MZ Installation, Use And Maintenance Instructions page 4

6.5.4 Intermediate outputs ..................................................................................................................................................27
6.6 Pressure switch adjustment .......................................................................................................................................28
6.6.1 Air pressure switch.....................................................................................................................................................28
6.6.2 Maximum gas pressure switch...................................................................................................................................28
6.6.3 Minimum gas pressure switch....................................................................................................................................29
6.7 Servomotor adjustment ..............................................................................................................................................29
6.7.1 Flame presence check ...............................................................................................................................................29
6.7.2 Check Mode ...............................................................................................................................................................29
6.8 Burner operation ........................................................................................................................................................30
6.8.1 Burner start-up ...........................................................................................................................................................30
6.8.2 Steady state operation ...............................................................................................................................................30
6.8.3 Ignition failure.............................................................................................................................................................30
6.8.4 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 Safety test - with no gas supply .................................................................................................................................31
7.2.3 Checking and cleaning...............................................................................................................................................31
7.2.4 Safety components ....................................................................................................................................................32
7.3 Opening the burner ....................................................................................................................................................33
7.4 Closing the burner......................................................................................................................................................33
8 LED indicator and special function .........................................................................................................................................34
8.1 Description of LED lamps ..........................................................................................................................................34
8.2 Check mode function .................................................................................................................................................34
8.3 Flame control lock-out or emergency stop condition .................................................................................................34
8.4 LED lamps: burner operating status ..........................................................................................................................35
9 Problems - Causes - Remedies signalled by LED indicators ...............................................................................................36
A Appendix - Accessories ...........................................................................................................................................................41
B Appendix - Electrical panel layout...........................................................................................................................................43
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