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Contents
7.3.1 Combustion head setting ...........................................................................................................................................22
7.3.2 Servomotor ................................................................................................................................................................22
7.3.3 MAX power ................................................................................................................................................................23
7.3.4 MIN power..................................................................................................................................................................24
7.3.5 Intermediate power ....................................................................................................................................................24
7.4 Oil pressure switch.....................................................................................................................................................24
7.5 Burner operation ........................................................................................................................................................25
7.5.1 Burner starting ...........................................................................................................................................................25
7.5.2 Steady state operation...............................................................................................................................................25
7.5.3 Firing failure ...............................................................................................................................................................25
7.5.4 Firing failure ...............................................................................................................................................................25
7.6 Final checks...............................................................................................................................................................26
8 Maintenance ..............................................................................................................................................................................27
8.1 Notes on safety for the maintenance .........................................................................................................................27
8.2 Maintenance programme...........................................................................................................................................27
8.2.1 Maintenance frequency..............................................................................................................................................27
8.2.2 Checking and cleaning...............................................................................................................................................27
8.2.3 Fuel pump and/or couplings replacement..................................................................................................................28
8.3 Opening the burner....................................................................................................................................................28
8.4 Closing the burner......................................................................................................................................................28
9 Faults - Possible causes - Solutions.......................................................................................................................................29
A Appendix - Accessories (optional)..........................................................................................................................................31
B Appendix - Electrical panel layout...........................................................................................................................................32
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