Riello RLS 100 Quick start guide

20033295 (3) - 09/2012
Installation, use and maintenance instructions
Dual fuel gas oil/ gas burners
Two stage operation
CODE MODEL TYPE
20032836 - 20034847 RLS 70 687T1
20032998 - 20034878 RLS 100 688T1
20033000 - 20034879 RLS 130 689T1
GB

1 20033295
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Contents
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 Danger: live components............................................................................................................................................. 4
2.2 Guarantee and responsibility....................................................................................................................................... 5
2.3 Guidance for the use of bio fuel blends up to 10%...................................................................................................... 5
2.3.1 Information and general instructions ........................................................................................................................... 6
2.3.2 Product Disclaimer Statement..................................................................................................................................... 6
3 Safety and prevention................................................................................................................................................................ 7
3.1 Introduction.................................................................................................................................................................. 7
3.2 Safety warnings........................................................................................................................................................... 7
3.3 Basic safety rules ........................................................................................................................................................ 7
3.4 Personnel training ....................................................................................................................................................... 7
4 Technical description of the burner ......................................................................................................................................... 8
4.1 Burner designation ...................................................................................................................................................... 8
4.2 Models available.......................................................................................................................................................... 8
4.3 Technical data ............................................................................................................................................................. 9
4.4 Electrical data.............................................................................................................................................................. 9
4.5 Countries of destination - Burner categories ............................................................................................................. 10
4.6 Packaging - Weight ................................................................................................................................................... 10
4.7 Overall dimensions.................................................................................................................................................... 11
4.8 Standard equipment .................................................................................................................................................. 11
4.9 Firing rates ................................................................................................................................................................ 12
4.10 Test boiler.................................................................................................................................................................. 12
4.10.1 Commercial boilers.................................................................................................................................................... 12
4.11 Burner description ..................................................................................................................................................... 13
5 Installation ................................................................................................................................................................................ 14
5.1 Notes on safety for the installation ............................................................................................................................ 14
5.2 Handling .................................................................................................................................................................... 14
5.3 Preliminary checks .................................................................................................................................................... 14
5.4 Installer/Servicer notes for the use of Gas oil with Bio blends up to 10% ................................................................. 15
5.5 Operating position ..................................................................................................................................................... 15
5.6 Boiler plate ................................................................................................................................................................ 15
5.7 Blast tube length........................................................................................................................................................ 16
5.8 Securing the burner to the boiler............................................................................................................................... 16
5.8.1 Combustion head calibration..................................................................................................................................... 16
5.9 Nozzle installation ..................................................................................................................................................... 17
5.9.1 Choice of nozzles for 1st and 2nd stage ................................................................................................................... 17
5.9.2 Nozzle assembly ....................................................................................................................................................... 17
5.10 Servomotor................................................................................................................................................................ 18
5.11 Gas oil supply............................................................................................................................................................ 19
5.11.1 Double-pipe circuit..................................................................................................................................................... 19
5.11.2 Single-pipe circuit ...................................................................................................................................................... 20
5.12 Hydraulic system layout ............................................................................................................................................ 20
5.13 Hydraulic connections ............................................................................................................................................... 21
5.14 Pump ......................................................................................................................................................................... 21
5.14.1 Technical data ........................................................................................................................................................... 21
5.14.2 Pump priming ............................................................................................................................................................ 21
5.15 Gas supply ................................................................................................................................................................ 22
5.15.1 Gas line ..................................................................................................................................................................... 22
5.15.2 Gas train.................................................................................................................................................................... 23
5.15.3 Gas pressure............................................................................................................................................................. 23

20033295 2
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Contents
6 Electrical system.......................................................................................................................................................................25
6.1 Notes on safety for the electrical wiring .....................................................................................................................25
6.2 Electrical connections ................................................................................................................................................25
6.3 Calibration of thermal relay ........................................................................................................................................26
6.4 Current to the UV photocell........................................................................................................................................26
7 Start-up, calibration and operation of the burner..................................................................................................................27
7.1 Notes on safety for the first start-up...........................................................................................................................27
7.2 Adjustment before first firing (gas oil operation) ........................................................................................................27
7.2.1 Combustion head setting ...........................................................................................................................................27
7.2.2 Pump adjustment .......................................................................................................................................................27
7.2.3 Fan gate adjustment ..................................................................................................................................................27
7.3 Burner calibration (gas oil operation) .........................................................................................................................27
7.3.1 Firing ..........................................................................................................................................................................27
7.3.2 Operation ...................................................................................................................................................................27
7.4 Adjustment before first firing (gas operation) .............................................................................................................28
7.5 Burner starting (gas operation) ..................................................................................................................................29
7.6 Burner firing (gas operation) ......................................................................................................................................29
7.7 Burner calibration (gas operation)..............................................................................................................................29
7.7.1 2nd stage output ........................................................................................................................................................29
7.7.2 1st stage output .........................................................................................................................................................29
7.7.3 Firing output ...............................................................................................................................................................29
7.7.4 Air pressure switch - CO check..................................................................................................................................30
7.7.5 Minimum gas pressure switch....................................................................................................................................30
7.8 Combustion checks....................................................................................................................................................30
7.9 Burner operation ........................................................................................................................................................31
7.9.1 Burner flame goes out during operation.....................................................................................................................31
7.9.2 Led panel ...................................................................................................................................................................31
7.10 LPG - Propane - Butane operation ............................................................................................................................32
8 Maintenance ..............................................................................................................................................................................33
8.1 Notes on safety for the maintenance .........................................................................................................................33
8.2 Maintenance programme ...........................................................................................................................................33
8.2.1 Maintenance frequency..............................................................................................................................................33
8.2.2 Checking and cleaning...............................................................................................................................................33
8.3 Opening the burner ....................................................................................................................................................35
8.4 Closing the burner......................................................................................................................................................35
9 Faults - Possible causes - Solutions.......................................................................................................................................36
A Appendix - Accessories (optional)..........................................................................................................................................40
B Appendix - Electrical panel layout...........................................................................................................................................41

3 20033295
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Declaration
1 Declaration
Declaration of conformity in accordance with ISO / IEC 17050-1
Manufacturer: RIELLO S.p.A.
Address: Via Pilade Riello, 7
37045 Legnago (VR)
Product: Dual fuel gas oil/ gas burners
Model: RLS 70 - RLS 100 - RLS 130
These products are in compliance with the following Technical Standards:
EN 676
EN 267
EN 12100
and according to the European Directives:
GAD 90/396/EEC Gas Devices Directive
MD 2006/42/EC Machine Directive
LVD 2006/95/EC Low Voltage Directive
EMC 2004/108/EC Electromagnetic Compatibility
Such products are marked as follows:
The quality is guaranteed by a quality and management system certified in accordance with UNI EN ISO 9001.
Legnago, 06.09.2012
Burners Division Department
RIELLO S.p.A.
Eng. I. Zinna Eng. R. Cattaneo
CE-0694BO0118