Riello RLS 300/BP MX Installation, Use And Maintenance Instructions page 4

5.16.1 Gas line ......................................................................................................................................................................23
5.16.2 Gas train ....................................................................................................................................................................23
5.16.3 Gas pressure .............................................................................................................................................................24
5.17 Electrical connections ................................................................................................................................................25
5.17.1 Electrical connections ................................................................................................................................................25
5.17.2 Supply cables and external connections passage .....................................................................................................25
6 Start-up, calibration and operation of the burner ..................................................................................................................26
6.1 Notes on safety for the first start-up ...........................................................................................................................26
6.2 Burner firing ...............................................................................................................................................................26
6.3 Adjustment before first firing (gas oil opration) ..........................................................................................................26
6.3.1 Combustion head setting ...........................................................................................................................................26
6.3.2 1st and 2nd stage nozzles .........................................................................................................................................26
6.3.3 Pump pressure...........................................................................................................................................................26
6.3.4 1st and 2nd stage fan air gate valve ..........................................................................................................................26
6.4 Servomotor ................................................................................................................................................................27
6.5 Combustion air adjustment ........................................................................................................................................27
6.5.1 Air adjustment for maximum output ...........................................................................................................................27
6.6 Adjustment before first firing (gas operation) .............................................................................................................28
6.7 Burner starting ...........................................................................................................................................................28
6.8 Burner firing ...............................................................................................................................................................28
6.9 Proportioning gas valve with air/gas ratio controller ..................................................................................................28
6.9.1 Description .................................................................................................................................................................28
6.9.2 Installation ..................................................................................................................................................................30
6.9.3 Start-up ......................................................................................................................................................................30
6.10 Pressure switches final calibration .............................................................................................................................31
6.10.1 Air pressure switch - CO check..................................................................................................................................31
6.10.2 Maximum gas pressure switch...................................................................................................................................31
6.10.3 Minimum gas pressure switch....................................................................................................................................31
6.11 Burner operation ........................................................................................................................................................32
6.11.1 Burner starting ...........................................................................................................................................................32
6.11.2 Burner flame goes out during operation.....................................................................................................................32
7 Maintenance ..............................................................................................................................................................................33
7.1 Notes on safety for the maintenance .........................................................................................................................33
7.2 Maintenance programme ...........................................................................................................................................33
7.2.1 Maintenance frequency..............................................................................................................................................33
7.2.2 Checking and cleaning...............................................................................................................................................33
8 Faults - Probable causes - Solutions ......................................................................................................................................35
8.1 Gas oil operation ........................................................................................................................................................36
8.2 Gas operation ............................................................................................................................................................38
A Appendix - Accessories (optional) ..........................................................................................................................................40
B Appendix - Electrical panel layout...........................................................................................................................................41
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