Riello 901T Installation, Use And Maintenance Instructions page 29

1 Declarations................................................................................................................................................................................ 3
2 Information and general warnings............................................................................................................................................ 4
2.1 Information about the instruction manual........................................................................................................................ 4
2.1.1 General dangers ............................................................................................................................................................. 4
2.1.2 Danger: live components ................................................................................................................................................ 4
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 Models available ............................................................................................................................................................. 7
4.2 Technical data ................................................................................................................................................................ 7
4.3 Destination country - Gas category ................................................................................................................................ 7
4.4 Maximum dimensions ..................................................................................................................................................... 8
4.5 Description of the burner ................................................................................................................................................ 8
4.6 Burner equipment ........................................................................................................................................................... 8
4.7 Firing rates...................................................................................................................................................................... 9
4.8 Correlation between gas pressure/output and No. of motor turns/min./output ............................................................. 10
5 Installation ................................................................................................................................................................................ 11
5.1 Notes on safety for the installation................................................................................................................................ 11
5.2 Handling........................................................................................................................................................................ 11
5.3 Preliminary checks........................................................................................................................................................ 11
5.4 Generator plate............................................................................................................................................................. 11
5.5 Securing the burner to the boiler .................................................................................................................................. 12
5.6 Positioning the probe - electrode .................................................................................................................................. 12
5.7 Fuel supply ................................................................................................................................................................... 13
5.7.1 Gas train assembly ....................................................................................................................................................... 13
5.7.2 Gas valve...................................................................................................................................................................... 13
5.7.3 Testing .......................................................................................................................................................................... 14
5.7.4 Ionisation current .......................................................................................................................................................... 14
6 Operation .................................................................................................................................................................................. 15
6.1 Notes on safety for the first start-up.............................................................................................................................. 15
6.2 Adjustments prior to ignition ......................................................................................................................................... 15
6.3 Burner start-up.............................................................................................................................................................. 15
6.4 Fan adjustment ............................................................................................................................................................. 15
6.5 Gas valve adjustment ................................................................................................................................................... 15
6.6 Burner adjustment ........................................................................................................................................................ 16
6.7 Combustion head.......................................................................................................................................................... 16
6.8 Emissions ..................................................................................................................................................................... 16
6.9 Operating programme................................................................................................................................................... 17
6.9.1 Normal operation .......................................................................................................................................................... 17
6.9.2 Lockout due to ignition failure ....................................................................................................................................... 18
6.9.3 Lockout due to a flame or flame simulation detected during pre-purging ..................................................................... 18
6.10 Recycle function if flame goes out during operation ..................................................................................................... 18
6.11 Restart function following firing failure .......................................................................................................................... 19
6.12 Control of the motor rpm............................................................................................................................................... 19
6.13 Control box reset (using built-in button)........................................................................................................................ 19
6.14 Control box reset (using remote connection)................................................................................................................ 19
7 Maintenance.............................................................................................................................................................................. 20
7.1 Notes on safety for the maintenance ............................................................................................................................ 20
7.2 Maintenance programme.............................................................................................................................................. 20
Contents
1 GB
20028767