Riello RS 68 BLU Installation, Use And Maintenance Instructions page 4

5.5.3 Output in 1st stage .....................................................................................................................................................25
5.5.4 Intermediate outputs ..................................................................................................................................................25
5.6 Pressure switch adjustment .......................................................................................................................................26
5.6.1 Air pressure switch.....................................................................................................................................................26
5.6.2 Minimum gas pressure switch....................................................................................................................................26
5.6.3 Flame presence check ...............................................................................................................................................26
5.7 Servomotor adjustment ..............................................................................................................................................27
5.8 Burner operation ........................................................................................................................................................28
5.8.1 Burner start-up ...........................................................................................................................................................28
5.8.2 Steady state operation - System equipped with a TR remote control ........................................................................28
5.8.3 Ignition failure.............................................................................................................................................................28
5.9 Burner start-up cycle diagnostics ...............................................................................................................................29
5.9.1 Resetting of control box and diagnostics use ............................................................................................................29
5.9.2 Control box reset........................................................................................................................................................29
5.9.3 Visual diagnostics ......................................................................................................................................................29
5.9.4 Software diagnostics ..................................................................................................................................................29
6 Maintenance ..............................................................................................................................................................................30
6.1 Notes on safety for the maintenance .........................................................................................................................30
6.2 Maintenance programme ...........................................................................................................................................30
6.2.1 Maintenance frequency..............................................................................................................................................30
6.2.2 Safety test - with gas feeding closed .........................................................................................................................30
6.2.3 Checking and cleaning...............................................................................................................................................30
6.2.4 Combustion control (gas) ...........................................................................................................................................31
6.2.5 Safety components ....................................................................................................................................................31
6.3 Opening the burner ....................................................................................................................................................32
6.4 Closing the burner......................................................................................................................................................32
7 Faults - Possible causes - Solutions.......................................................................................................................................33
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Contents
2 GB