Table Of Contents - Riello RG2 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
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.......................................................................................................................................................... 7
4.3 Technical data ............................................................................................................................................................. 8
4.4 Electrical data.............................................................................................................................................................. 8
4.5 Burner equipment........................................................................................................................................................ 8
4.6 Maximum dimensions.................................................................................................................................................. 9
4.7 Burner description ..................................................................................................................................................... 10
4.8 Firing rates ................................................................................................................................................................ 11
4.8.1 Commercial boilers.................................................................................................................................................... 12
4.8.2 Test boiler.................................................................................................................................................................. 12
4.9 Electrical control box ................................................................................................................................................. 13
5 Installation ................................................................................................................................................................................ 14
5.1 Notes on safety for the installation ............................................................................................................................ 14
5.2 Instructions to avoid burnout or bad combustion of the burner ................................................................................. 14
5.3 Handling .................................................................................................................................................................... 14
5.4 Preliminary checks .................................................................................................................................................... 15
5.5 Operating position burners RG2 - RG3 ..................................................................................................................... 16
5.6 Operating position burners RG1F - RG2F................................................................................................................. 16
5.7 Securing the burner to the boiler ............................................................................................................................... 17
5.8 Combustion head adjustment.................................................................................................................................... 18
5.9 Air damper adjustment .............................................................................................................................................. 18
5.10 Electrodes setting...................................................................................................................................................... 19
5.11 Flame sensor adjustment for burners RG1F - RG2F ................................................................................................ 19
5.12 Maintenance position ................................................................................................................................................ 20
5.13 Hydraulic systems ..................................................................................................................................................... 21
5.13.1 Combustion supply.................................................................................................................................................... 21
5.13.2 Pump ......................................................................................................................................................................... 22
5.13.3 Pressure adjustment ................................................................................................................................................. 22
5.13.4 Pressurised one-pipe systems .................................................................................................................................. 22
5.13.5 Priming pump ............................................................................................................................................................ 22
5.13.6 Vacuum systems ....................................................................................................................................................... 23
6 Start-up, calibration and operation of the burner ................................................................................................................. 24
6.1 Notes on safety for the first start-up .......................................................................................................................... 24
6.2 Combustion adjustment............................................................................................................................................. 24
6.3 Recommended nozzles............................................................................................................................................. 25
6.4 Electrical system ....................................................................................................................................................... 26
6.5 Electrical diagram...................................................................................................................................................... 27
6.6 Operating programme ............................................................................................................................................... 28
6.7 Table of times............................................................................................................................................................ 29
Contents
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GB 20136866