Riello 20122858 Installation, Use And Maintenance Instructions page 35

1 Declarations................................................................................................................................................................................ 3
2 Information and general warnings............................................................................................................................................ 4
2.1 Information about the instruction manual .................................................................................................................... 4
2.1.1 Introduction.................................................................................................................................................................. 4
2.1.2 General dangers.......................................................................................................................................................... 4
2.1.3 Other symbols ............................................................................................................................................................. 4
2.1.4 Delivery of the system and the instruction manual...................................................................................................... 5
2.2 Guarantee and responsibility....................................................................................................................................... 5
3 Safety and prevention................................................................................................................................................................ 6
3.1 Introduction.................................................................................................................................................................. 6
3.2 Personnel training ....................................................................................................................................................... 6
4 Technical description of the burner ......................................................................................................................................... 7
4.1 Burner designation ...................................................................................................................................................... 7
4.2 Models available.......................................................................................................................................................... 8
4.3 Burner categories - Countries of destination ............................................................................................................... 8
4.4 Technical data ............................................................................................................................................................. 8
4.5 Electrical data.............................................................................................................................................................. 8
4.6 Maximum dimensions.................................................................................................................................................. 9
4.7 Flange dimensions ...................................................................................................................................................... 9
4.8 Firing rates ................................................................................................................................................................ 10
4.9 Test boiler.................................................................................................................................................................. 10
4.10 Air side pressure drop (measured upstream of the damper with complete opening)................................................ 11
4.11 Gas side pressure drop ............................................................................................................................................. 12
4.12 Description of burner components ............................................................................................................................ 13
4.13 Burner equipment...................................................................................................................................................... 13
5 Installation ................................................................................................................................................................................ 14
5.1 Notes on safety for the installation ............................................................................................................................ 14
5.2 Handling .................................................................................................................................................................... 14
5.3 Preliminary checks .................................................................................................................................................... 14
5.4 Operating position ..................................................................................................................................................... 15
5.5 Lifting points .............................................................................................................................................................. 15
5.6 Preparing the boiler ................................................................................................................................................... 16
5.6.1 Boring the boiler plate ............................................................................................................................................... 16
5.6.2 Blast tube length........................................................................................................................................................ 16
5.7 Boiler fixing................................................................................................................................................................ 16
5.8 Gas feeding ............................................................................................................................................................... 17
5.8.1 Gas feed connection to the burner ............................................................................................................................ 17
5.8.2 General gas supply layout (example)........................................................................................................................ 17
5.8.3 Gas train.................................................................................................................................................................... 18
5.8.4 Gas train installation.................................................................................................................................................. 18
5.8.5 Gas pressure............................................................................................................................................................. 18
5.9 Electrical wiring ......................................................................................................................................................... 20
5.9.1 Supply cables and external connections passage .................................................................................................... 20
5.9.2 Electrical schema ...................................................................................................................................................... 21
6 Start-up, calibration and operation of the burner ................................................................................................................. 22
6.1 Notes on safety for the first start-up .......................................................................................................................... 22
6.2 Combustion head adjustment.................................................................................................................................... 22
6.3 Adjustments prior to ignition ...................................................................................................................................... 23
6.4 Burner start-up .......................................................................................................................................................... 23
6.5 Servomotor adjustment ............................................................................................................................................. 23
6.6 Burner ignition ........................................................................................................................................................... 23
6.7 Air/fuel adjustment..................................................................................................................................................... 24
6.7.1 Procedures for setting the burner.............................................................................................................................. 24
6.8 Probe-electrode adjustment ...................................................................................................................................... 25
Contents
1 GB 20118862