Table Of Contents - Riello RDB2.2 15-21 Installation, Use And Maintenance Instructions

1 Declaration.................................................................................................................................................................................. 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
2.3 Guidance for the use of bio fuel blends up to 10% where gas oil use is permitted by the appliance Manufacturer ....... 6
2.3.1 Information and general instructions............................................................................................................................... 7
2.3.2 Product Disclaimer Statement ........................................................................................................................................ 7
3 Safety and prevention................................................................................................................................................................ 8
3.1 Introduction ..................................................................................................................................................................... 8
3.2 Safety warnings .............................................................................................................................................................. 8
3.3 Basic safety rules............................................................................................................................................................ 8
3.4 Personnel training........................................................................................................................................................... 8
4 Technical description of the burner ......................................................................................................................................... 9
4.1 Technical data ................................................................................................................................................................ 9
4.2 Burner description........................................................................................................................................................... 9
4.3 Burner equipment ........................................................................................................................................................... 9
4.4 Burner dimensions........................................................................................................................................................ 10
4.5 Firing rates.................................................................................................................................................................... 10
5 Installation ................................................................................................................................................................................ 11
5.1 Notes on safety for the installation................................................................................................................................ 11
5.2 Handling........................................................................................................................................................................ 11
5.3 Preliminary checks........................................................................................................................................................ 11
5.4 Installer/Servicer notes for the use of Gas oil with Bio blends up to 10% where gas oil use is permitted by the
appliance Manufacturer ................................................................................................................................................ 12
5.5 Working position ........................................................................................................................................................... 12
5.6 Boiler fixing ................................................................................................................................................................... 13
5.7 Burner assembly........................................................................................................................................................... 14
6 Hydraulic systems.................................................................................................................................................................... 15
6.1 Fuel supply ................................................................................................................................................................... 15
6.1.1 Pump ............................................................................................................................................................................ 15
6.2 One pipe system........................................................................................................................................................... 16
6.2.1 Priming pump................................................................................................................................................................ 16
6.3 Two pipe system........................................................................................................................................................... 17
6.3.1 Priming pump................................................................................................................................................................ 17
7 Electrical system ...................................................................................................................................................................... 18
7.1 Notes on safety for the electrical wiring ........................................................................................................................ 18
7.2 Electrical wiring............................................................................................................................................................. 19
7.2.1 Control box ................................................................................................................................................................... 19
8 Start-up, calibration and operation of the burner ................................................................................................................. 20
8.1 Notes on safety for the first start-up.............................................................................................................................. 20
8.2 Combustion adjustment ................................................................................................................................................ 20
8.3 Nozzles installation ....................................................................................................................................................... 20
8.3.1 Nozzles recommended ................................................................................................................................................. 20
8.4 Pump pressure ............................................................................................................................................................. 21
8.5 Air damper adjustment.................................................................................................................................................. 21
8.5.1 Only for type 744T1K (for low output)........................................................................................................................... 21
8.6 Electrodes setting ......................................................................................................................................................... 22
Contents
1 GB
2903104