Table Of Contents - Riello RX 500 S/PV Modulating Operation

1 Declarations................................................................................................................................................................................ 3
2 Information and general warnings............................................................................................................................................ 5
2.1 Information about the instruction manual .................................................................................................................... 5
2.1.1 Introduction.................................................................................................................................................................. 5
2.1.2 General dangers.......................................................................................................................................................... 5
2.1.3 Other symbols ............................................................................................................................................................. 5
2.1.4 Delivery of the system and the instruction manual...................................................................................................... 6
2.2 Guarantee and responsibility....................................................................................................................................... 6
3 Safety and prevention................................................................................................................................................................ 7
3.1 Background ................................................................................................................................................................. 7
3.2 Personnel training ....................................................................................................................................................... 7
4 Technical description of the burner ......................................................................................................................................... 8
4.1 Models available.......................................................................................................................................................... 8
4.2 Burner categories - Countries of destination ............................................................................................................... 8
4.3 Burner equipment........................................................................................................................................................ 8
4.4 Technical data ............................................................................................................................................................. 9
4.5 Electrical data.............................................................................................................................................................. 9
4.6 Maximum dimensions................................................................................................................................................ 10
4.7 Burner description ..................................................................................................................................................... 11
4.8 Firing rate .................................................................................................................................................................. 12
4.8.1 Test boiler.................................................................................................................................................................. 12
4.8.2 Commercial boilers.................................................................................................................................................... 12
4.9 Output supplied ......................................................................................................................................................... 13
4.10 Burner controls (LME71... with PME71.901...) .......................................................................................................... 14
4.10.1 Indication of the diagnostic mode.............................................................................................................................. 19
5 Installation ................................................................................................................................................................................ 20
5.1 Notes on safety for the installation ............................................................................................................................ 20
5.2 Handling .................................................................................................................................................................... 20
5.3 Preliminary checks .................................................................................................................................................... 20
5.4 Operating position ..................................................................................................................................................... 21
5.5 Preparing the boiler ................................................................................................................................................... 21
5.5.1 Boring the boiler plate ............................................................................................................................................... 21
5.5.2 Head length ............................................................................................................................................................... 21
5.6 Securing the burner to the boiler ............................................................................................................................... 22
5.7 Fuel supply ................................................................................................................................................................ 23
5.7.1 Gas train.................................................................................................................................................................... 24
5.8 Gas valve adjustment................................................................................................................................................ 24
5.9 Electrical connections................................................................................................................................................ 25
5.9.1 Supply cables and external connections passage .................................................................................................... 25
5.9.2 Opening sequence of the fuse-holder ....................................................................................................................... 26
6 Start-up, calibration and operation of the burner ................................................................................................................. 27
6.1 Notes on safety for the first start-up .......................................................................................................................... 27
6.2 Adjustments prior to ignition ...................................................................................................................................... 27
6.3 Fan adjustment.......................................................................................................................................................... 27
6.4 Burner start-up .......................................................................................................................................................... 28
6.4.1 First burner start-up (manual operation)................................................................................................................... 28
6.5 Manual Backup.......................................................................................................................................................... 31
6.5.1 Error during the backup procedure............................................................................................................................ 31
6.6 Burner adjustment ..................................................................................................................................................... 32
6.6.1 Optimum calibration values ....................................................................................................................................... 32
6.7 Switching off the burner............................................................................................................................................. 33
6.8 Setting and safety parameters (programmed control box) ........................................................................................ 33
6.9 Combustion head ...................................................................................................................................................... 34
Contents
1 GB
20138630