Riello 866T80 - Page 4

20154244
2
GB
Contents
6.4 Burner start-up ...........................................................................................................................................................26
6.5 Burner ignition............................................................................................................................................................26
6.5.1 Burner adjustment......................................................................................................................................................26
6.5.2 Ignition output ............................................................................................................................................................26
6.5.3 Maximum output ........................................................................................................................................................26
6.5.4 Minimum output .........................................................................................................................................................27
6.5.5 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....................................................................................................................................28
6.7 Burner operation ........................................................................................................................................................29
6.7.1 Burner start-up ...........................................................................................................................................................29
6.7.2 Steady state operation ...............................................................................................................................................29
6.7.3 Ignition failure.............................................................................................................................................................29
6.7.4 Final checks (with burner operating)..........................................................................................................................29
7 Maintenance ..............................................................................................................................................................................30
7.1 Notes on safety for the maintenance .........................................................................................................................30
7.2 Maintenance programme ...........................................................................................................................................30
7.2.1 Maintenance frequency..............................................................................................................................................30
7.2.2 Safety test - with no gas supply .................................................................................................................................30
7.2.3 Checking and cleaning...............................................................................................................................................30
7.2.4 Flame presence check...............................................................................................................................................31
7.2.5 Safety components ....................................................................................................................................................32
8 LED indicator and special function .........................................................................................................................................33
8.1 Description of LED lamps ..........................................................................................................................................33
8.2 Check mode function .................................................................................................................................................33
8.3 Flame control lock-out or emergency stop condition .................................................................................................33
8.4 LED lamps: burner operating status ..........................................................................................................................34
9 Problems - Causes - Remedies signalled by LED indicators ...............................................................................................35
A Appendix - Accessories ...........................................................................................................................................................40
B Appendix - Electrical panel layout...........................................................................................................................................42